Country
Full text data for US,EP,CN
Type
Legal Validity
Legal Status
Filing Date
Publication Date
Inventor
Assignee
Click to expand
IPC(Section)
IPC(Class)
IPC(Subclass)
IPC(Group)
IPC(Subgroup)
Agent
Agency
Claims Number
Figures Number
Citation Number of Times
Assignee Number
No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
Application Number Application Number Filing Date Filing Date
Inventor Inventor Assignee Assignee IPC IPC
1
US2021126256A1
CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, PREPARATION METHOD THEREOF, CATHODE INCLUDING CATHODE ACTIVE MATERIAL, AND LITHIUM SECONDARY BATTERY INCLUDING CATHODE
Publication/Patent Number: US2021126256A1 Publication Date: 2021-04-29 Application Number: 17/081,125 Filing Date: 2020-10-27 Inventor: Shin, Dongwook   Park, Jinhwan   Assignee: Samsung SDI Co., Ltd.   IPC: H01M4/525 Abstract: This application relates to a cathode active material for a lithium secondary battery, a method of preparing the cathode active material, a cathode employing the cathode active material, and a lithium secondary battery employing the cathode. The cathode active material may include a secondary particle in which primary particles are aggregated and a first coating layer disposed on the plurality of primary particles to have a thickness of about 2.5 nm or less and including a NiO-like crystalline phase belonging to a Fm3-m space group. The cathode active material may prevent surface deterioration through a washing process using a weakly acidic or neutral organic buffer, thereby improving the initial efficiency characteristic and life characteristics of the lithium secondary battery while maintaining the initial capacity of the lithium secondary battery.
2
US10892488B2
Electrode active material, lithium secondary battery containing the electrode active material, and method of preparing the electrode active material
Publication/Patent Number: US10892488B2 Publication Date: 2021-01-12 Application Number: 15/873,287 Filing Date: 2018-01-17 Inventor: Ham, Dongjin   Song, Jayhyok   Yeon, Donghee   Park, Jinhwan   Yoo, Daechul   Assignee: SAMSUNG ELECTRONICS CO., LTD.   SAMSUNG SDI CO., LTD.   IPC: H01M4/58 Abstract: An electrode active material includes: a core active material having a layered structure and capable of reversibly incorporating and deincorporating lithium; a dopant including boron and a first metal element, wherein the dopant is in the core active material; and a nanostructure disposed on a surface of the core active material and including a metal borate compound including a second metal element, wherein the second metal element is the same as the first metal element.
3
US10938030B2
Positive active material, positive electrode and lithium secondary battery containing the material, and method of preparing the material
Publication/Patent Number: US10938030B2 Publication Date: 2021-03-02 Application Number: 15/713,914 Filing Date: 2017-09-25 Inventor: Shin, Dongwook   Moon, San   Ha, Jinsu   Park, Jinhwan   Lee, Changsoo   Assignee: SAMSUNG ELECTRONICS CO., LTD.   SAMSUNG SDI CO. LTD.   IPC: H01M4/525 Abstract: A positive active material, including: a lithium transition metal composite oxide represented by Formula 1: LiaNibM1cM2dM3eO2  Formula 1 wherein, in Formula 1, M1 comprises Co, Mn, or a combination thereof, M2 comprises Mg and Ti, M3 comprises Al, B, Ca, Na, K, Cr, V, Fe, Cu, Zr, Zn, Sr, Sb, Y, Nb, Ga, Si, Sn, Mo, W, Ba, a rare earth element, or a combination thereof, 0.9≤a≤1.1, 0.7≤b<1.0, 0<c≤0.3, 0<d≤0.03, 0≤e≤0.05, and 0.95≤(b+c+d+e)≤1.05, and a molar ratio of Ti:Mg in M2 is about 1:1 to about 3:1.
4
US2021043925A1
COMPOSITE POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE INCLUDING THE SAME, AND LITHIUM BATTERY INCLUDING THE POSITIVE ELECTRODE
Publication/Patent Number: US2021043925A1 Publication Date: 2021-02-11 Application Number: 17/078,269 Filing Date: 2020-10-23 Inventor: Kim, Donghan   Kim, Ryounghee   Park, Jinhwan   Song, Jayhyok   Yu, Byongyong   Choi, Byungjin   Assignee: Samsung Electronics Co., Ltd.   Samsung SDI Co., Ltd.   IPC: H01M4/36 Abstract: A composite positive electrode active material includes: a first metal oxide that has a layered structure and is represented by Formula 1; and a second metal oxide that has a spinel structure and is represented by Formula 2, wherein the composite positive electrode active material includes a composite of the first metal oxide and the second metal oxide: LiMO2  Formula 1 LiMe2O4  Formula 2 wherein, in Formulas 1 and 2, M and Me are each independently at least one element selected from Groups 2 to 14 of the periodic table, and a molar ratio of Li/(M+Me) in the composite is less than 1.
5
EP3632851A1
COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY EACH CONTAINING COMPOSITE CATHODE ACTIVE MATERIAL, AND METHOD OF PREPARING COMPOSITE CATHODE ACTIVE MATERIAL
Publication/Patent Number: EP3632851A1 Publication Date: 2020-04-08 Application Number: 19186705.0 Filing Date: 2019-07-17 Inventor: Shin, Dongwook   Hong, Sukgi   Park, Jinhwan   Choi, Byungjin   Assignee: Samsung Electronics Co., Ltd.   Samsung SDI Co., Ltd.   IPC: C01G53/00 Abstract: A composite cathode active material, a cathode and a lithium battery each including the composite cathode active material, and a method of manufacturing the composite cathode active material. The composite cathode active material includes a core including a plurality of primary particles, and a shell disposed on the core, wherein a primary particle of the plurality of primary particles includes a lithium nickel transition metal oxide, the shell includes a first composition and a second composition, wherein the first composition contains a first metal and the second composition contains a second metal, wherein the first metal includes a metal of Groups 2, 4, 5, and 7 to 15, the second metal includes a metal of Group 3, and the first composition includes a first phase and the second composition includes a second phase that is distinguishable from the first phase.
6
US2020112024A1
COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY EACH CONTAINING COMPOSITE CATHODE ACTIVE MATERIAL, AND METHOD OF PREPARING COMPOSITE CATHODE ACTIVE MATERIAL
Publication/Patent Number: US2020112024A1 Publication Date: 2020-04-09 Application Number: 16/358,795 Filing Date: 2019-03-20 Inventor: Shin, Dongwook   Hong, Sukgi   Park, Jinhwan   Choi, Byungjin   Assignee: SAMSUNG ELECTRONICS CO., LTD.   Samsung SDI Co., Ltd.   IPC: H01M4/525 Abstract: A composite cathode active material, a cathode and a lithium battery each including the composite cathode active material, and a method of manufacturing the composite cathode active material. The composite cathode active material includes a core including a plurality of primary particles, and a shell disposed on the core, wherein a primary particle of the plurality of primary particles includes a lithium nickel transition metal oxide, the shell includes a first composition and a second composition, wherein the first composition contains a first metal and the second composition contains a second metal, wherein the first metal includes a metal of Groups 2, 4, 5, and 7 to 15, the second metal includes a metal of Group 3, and the first composition includes a first phase and the second composition includes a second phase that is distinguishable from the first phase.
7
EP3327834B1
COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY CONTAINING THE SAME, AND METHOD OF PREPARING THE COMPOSITE CATHODE ACTIVE MATERIAL
Publication/Patent Number: EP3327834B1 Publication Date: 2020-04-29 Application Number: 17198377.8 Filing Date: 2017-10-25 Inventor: Choi, Byungjin   Yu, Byongyong   Park, Jinhwan   Song, Jayhyok   Assignee: Samsung Electronics Co., Ltd.   Samsung SDI Co., Ltd.   IPC: H01M4/36
8
US10868305B2
Composite cathode active material, cathode and lithium battery containing the same, and method of preparing the composite cathode active material
Publication/Patent Number: US10868305B2 Publication Date: 2020-12-15 Application Number: 15/713,950 Filing Date: 2017-09-25 Inventor: Choi, Byungjin   Yu, Byongyong   Park, Jinhwan   Song, Jayhyok   Assignee: SAMSUNG ELECTRONICS CO., LTD.   SAMSUNG SDI CO., LTD.   IPC: H01M4/525 Abstract: A composite cathode active material includes a first cathode active material including a core including a first lithium transition metal oxide represented by Formula 1 and having a first layered crystalline phase that belongs to a R-3m space group; and a coating layer disposed on the core and including a second lithium transition metal oxide having a plurality of layered crystalline phases, wherein each layered crystalline phase of the plurality of layered crystalline phases has a different composition: LiaMO2  Formula 1 wherein, in Formula 1, 1.0≤a≤1.03; and M includes nickel and an element including a Group 4 element to a Group 13 element other than nickel.
9
US10829744B2
Microorganism having enhanced cellulose synthase gene stability and method of producing cellulose by using the same
Publication/Patent Number: US10829744B2 Publication Date: 2020-11-10 Application Number: 16/224,427 Filing Date: 2018-12-18 Inventor: Rhee, Hongsoon   Jeong, Kijun   Lee, Jaehyung   Park, Jinhwan   Hur, Donghoon   Assignee: Samsung Electronics Co., Ltd.   Korea Advanced Institute of Science and Technology   IPC: C12N9/10 Abstract: Provided is a recombinant microorganism having enhanced cellulose synthase gene stability, a method of producing cellulose by using the recombinant microorganism, and a method of preparing the recombinant microorganism.
10
EP3498727B1
MICROORGANISM HAVING ENHANCED CELLULOSE SYNTHASE GENE STABILITY AND METHOD OF PRODUCING CELLULOSE BY USING THE SAME
Publication/Patent Number: EP3498727B1 Publication Date: 2020-09-09 Application Number: 18212740.7 Filing Date: 2018-12-14 Inventor: Rhee, Hongsoon   Jeong, Kijun   Lee, Jaehyung   Park, Jinhwan   Hur, Donghoon   Assignee: Samsung Electronics Co., Ltd.   Korea Advanced Institute of Science and Technology   IPC: C07K14/195
11
US10593935B2
Positive active material including a shell including a metalcation, manufacturing method thereof, and positive electrode and lithium battery including the positive active material
Publication/Patent Number: US10593935B2 Publication Date: 2020-03-17 Application Number: 15/153,867 Filing Date: 2016-05-13 Inventor: Yu, Byongyong   Kapylou, Andrei   Song, Jayhyok   Park, Jinhwan   Ahn, Sungjin   Assignee: SAMSUNG ELECTRONICS CO., LTD.   SAMSUNG SDI CO., LTD.   IPC: H01M4/62 Abstract: A positive active material includes an over-lithiated lithium transition metal oxide having a core-shell structure, wherein a shell layer of the core-shell structure includes a metal cation.
12
US10862106B2
Composite positive electrode active material, positive electrode including the same, and lithium battery including the positive electrode
Publication/Patent Number: US10862106B2 Publication Date: 2020-12-08 Application Number: 15/335,781 Filing Date: 2016-10-27 Inventor: Kim, Donghan   Kim, Ryounghee   Park, Jinhwan   Song, Jayhyok   Yu, Byongyong   Choi, Byungjin   Assignee: SAMSUNG ELECTRONICS CO., LTD.   SAMSUNG SDI CO., LTD.   IPC: H01M4/36 Abstract: A composite positive electrode active material includes: a first metal oxide that has a layered structure and is represented by Formula 1; and a second metal oxide that has a spinel structure and is represented by Formula 2, wherein the composite positive electrode active material includes a composite of the first metal oxide and the second metal oxide: LiMO2  Formula 1 LiMe2O4  Formula 2 wherein, in Formulas 1 and 2, M and Me are each independently at least one element selected from Groups 2 to 14 of the periodic table, and a molar ratio of Li/(M+Me) in the composite is less than 1.
13
EP3034611B1
YEAST CELL-PRODUCING LACTATE WITH REDUCED ACTIVITY OF RIM15 AND IGO2.
Publication/Patent Number: EP3034611B1 Publication Date: 2020-06-03 Application Number: 15188701.5 Filing Date: 2015-10-07 Inventor: Lee, Juyoung   Kang, Changduk   Song, Jiyoon   Lee, Seunghyun   Park, Jinhwan   Cho, Kwangmyung   Assignee: Samsung Electronics Co., Ltd.   IPC: C12P7/56
14
US10879536B2
Cathode and lithium battery including cathode
Publication/Patent Number: US10879536B2 Publication Date: 2020-12-29 Application Number: 16/166,778 Filing Date: 2018-10-22 Inventor: Kim, Youngsoo   Yu, Byongyong   Moon, San   Ryu, Younggyoon   Park, Jinhwan   Yoon, Jaegu   Choi, Byungjin   Assignee: SAMSUNG ELECTRONICS CO., LTD.   SAMSUNG SDI CO., LTD.   IPC: H01M4/62 Abstract: A includes a cathode active material including a lithium transition metal oxide, wherein the lithium transition metal oxide includes nickel and a non-nickel transition metal, and an amount of the nickel in the lithium transition metal oxide is about 50 mole percent or greater with respect to a total number of moles of transition metals in the lithium transition metal oxide, a conducting agent including a linear carbonaceous conducting agent, and a binder, wherein the binder includes a first fluorinated binder not including a polar functional group, a second fluorinated binder including a polar functional group, a first non-fluorinated binder including a cyano group, and a second non-fluorinated binder including a cyanoalkyl group.
15
EP3644414A1
COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY EACH INCLUDING THE SAME, AND METHOD OF PREPARING COMPOSITE CATHODE ACTIVE MATERIAL
Publication/Patent Number: EP3644414A1 Publication Date: 2020-04-29 Application Number: 19184174.1 Filing Date: 2019-07-03 Inventor: Hong, Sukgi   Shin, Dongwook   Yu, Byongyong   Park, Jinhwan   Song, Jayhyok   Yeon, Donghee   Choi, Byungjin   Ha, Jinsu   Ham, Dongjin   Assignee: Samsung Electronics Co., Ltd.   Samsung SDI Co., Ltd.   IPC: H01M4/1391 Abstract: A composite cathode active material includes a secondary particle; and a coating on a surface of the secondary particle, wherein the secondary particle comprises a plurality of primary particles, and the plurality of primary particles include a lithium nickel transition metal oxide having a layered crystal structure; and a grain boundary between primary particles of the plurality of primary particles, the grain boundary including a lithium metal oxide having a crystal structure different from the lithium nickel transition metal oxide having a layered crystal structure, wherein the coating on the surface of the secondary particle includes a metal oxide including cobalt, and a Group 2 element, a Group 12 element, a Group 13 element, or a combination thereof
16
US2020136126A1
COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY EACH INCLUDING THE SAME, AND METHOD OF PREPARING COMPOSITE CATHODE ACTIVE MATERIAL
Publication/Patent Number: US2020136126A1 Publication Date: 2020-04-30 Application Number: 16/504,747 Filing Date: 2019-07-08 Inventor: Hong, Sukgi   Shin, Dongwook   Yu, Byongyong   Park, Jinhwan   Song, Jayhyok   Yeon, Donghee   Choi, Byungjin   Ha, Jinsu   Ham, Dongjin   Assignee: SAMSUNG ELECTRONICS CO., LTD.   Samsung SDI Co., Ltd.   IPC: H01M4/131 Abstract: A composite cathode active material includes a secondary particle; and a coating on a surface of the secondary particle, wherein the secondary particle comprises a plurality of primary particles, and the plurality of primary particles include a lithium nickel transition metal oxide having a layered crystal structure; and a grain boundary between primary particles of the plurality of primary particles, the grain boundary including a lithium metal oxide having a crystal structure different from the lithium nickel transition metal oxide having a layered crystal structure, wherein the coating on the surface of the secondary particle includes a metal oxide including cobalt, and a Group 2 element, a Group 12 element, a Group 13 element, or a combination thereof
17
US10741840B2
Cathode active material precursor, cathode active material formed therefrom, method of preparing the cathode active material, and cathode and lithium battery each including the cathode active material
Publication/Patent Number: US10741840B2 Publication Date: 2020-08-11 Application Number: 16/119,170 Filing Date: 2018-08-31 Inventor: Ham, Dongjin   Song, Jayhyok   Kapylou, Andrei   Park, Jinhwan   Son, Youhwan   Moon, San   Ahn, Sungjin   Yeon, Donghee   Ha, Jinsu   Park, Kwangjin   Choi, Byungjin   Assignee: SAMSUNG ELECTRONICS CO., LTD.   SAMSUNG SDI CO., LTD.   IPC: H01M4/13 Abstract: A cathode active material includes a secondary particle including an aggregate of a plurality of primary particles, wherein the secondary particle includes a nickel-containing lithium transition metal oxide having a layered crystal structure, wherein the plurality of primary particles includes a first primary particle having a size greater than about 400 nanometers, a second primary particle having a size less than about 150 nanometers, and a third primary particle having a size of about 150 nanometers to about 400 nanometers, wherein the third primary particle has a area of greater than or equal to about 80% of a total area of the plurality of primary particles, and wherein the secondary particle has a porosity of less than or equal to about 10% of a total area of the cathode active material.
18
US2019071653A1
HALOACID DEHALOGENASE SUPERFAMILY PROTEIN VARIANT AND METHOD OF REDUCING CONCENTRATION OF FLUORINE-CONTAINING COMPOUND IN SAMPLE USING THE SAME
Publication/Patent Number: US2019071653A1 Publication Date: 2019-03-07 Application Number: 16/047,750 Filing Date: 2018-07-27 Inventor: Jung, Yukyung   Kim, Taeyong   Byun, Jongwon   Park, Jinhwan   Assignee: Samsung Electronics Co., Ltd.   IPC: C12N9/14 Abstract: Provided are a haloacid dehalogenase superfamily protein variant and a method of reducing a concentration of a fluorine-containing compound in sample using the same.
19
EP3323888B1
MICROORGANISM OF THE GENUS KOMAGATAEIBACTER HAVING ENHANCED CELLULOSE PRODUCTIVITY, METHOD OF PRODUCING CELLULOSE USING THE SAME, AND METHOD OF PRODUCING THE MICROORGANISM
Publication/Patent Number: EP3323888B1 Publication Date: 2019-08-21 Application Number: 17201764.2 Filing Date: 2017-11-15 Inventor: Chung, Soonchun   Yun, Jiae   Kang, Jinkyu   Park, Jinhwan   Assignee: Samsung Electronics Co., Ltd.   IPC: C12N9/12
20
US10465175B2
Recombinant microorganism including genetic modification that increases pyruvate, phosphate dikinase activity and use thereof
Publication/Patent Number: US10465175B2 Publication Date: 2019-11-05 Application Number: 15/794,926 Filing Date: 2017-10-26 Inventor: Rhee, Hongsoon   Kang, Jinkyu   Park, Jinhwan   Yang, Dongsik   Assignee: SAMSUNG ELECTRONICS CO., LTD.   IPC: C12N9/12 Abstract: Provided are a recombinant microorganism including a genetic modification that increases a pyruvate, phosphate dikinase activity, a method of producing cellulose using the same, and a method of producing a microorganism having enhanced cellulose productivity.
Total 9 pages