Patents by Inventor Arthur Jeremy Kropf

Arthur Jeremy Kropf has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Cathode active materials for lithium ion batteries
    Patent number: 12074321
    Abstract: Compounds, particles, and cathode active materials that include lithium, cobalt, manganese, nickel, aluminum, and other elements can be used in lithium ion batteries. The cathode active materials include compounds having the general Formula (I): compound represented by Formula (I): Li?CO1-x-y-zMewMnxNiyAlzO?, as well as Formula (II): Li?CO1-s-u-vMesMntNiuAlyO?.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: August 27, 2024
    Assignee: Apple Inc.
    Inventors: Hongli Dai, Huiming Wu, Chi-Kai Lin, Michael J. Erickson, Xiaoping Wang, Yan Li, Yanjie Cui, James A. Gilbert, Zhenzhen Yang, Anh D. Vu, Arthur Jeremy Kropf, Hakim H. Iddir, Christopher S. Johnson, John David Carter
  • Cathode active materials for lithium-ion batteries
    Patent number: 11870069
    Abstract: Compounds, powders, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: January 9, 2024
    Assignee: Apple Inc.
    Inventors: Huiming Wu, Hongli Dai, Dapeng Wang, Christopher S. Johnson, John David Carter, Yanjie Cui, Arturo Gutierrez, Hakim H Iddir, Arthur Jeremy Kropf, Yan Li, Victor A. Maroni, Anh D. Vu, Xiaoping Wang, Zhenzhen Yang
  • COATINGS FOR CATHODE ACTIVE MATERIALS
    Publication number: 20230361283
    Abstract: A cathode active material includes a plurality of cathode active compound particles and a coating disposed over each of the cathode active compound particles. The coating includes a lithium (Li)-ion conducting oxide containing lanthanum (La) and titanium (Ti).
    Type: Application
    Filed: July 7, 2023
    Publication date: November 9, 2023
    Inventors: Huiming Wu, Hongli Dai, Dapeng Wang, Hakim H. Iddir, Anh Vu, John David Carter, Xiaoping Wang, Yan Li, Zhenzhen Yang, Yanjie Cui, James Gilbert, Christopher S. Johnson, Arthur Jeremy Kropf
  • Aluminum-doped lithium cobalt manganese oxide batteries
    Patent number: 11757096
    Abstract: Compounds, particles, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: September 12, 2023
    Assignee: Apple Inc.
    Inventors: Hongli Dai, Huiming Wu, Chi-Kai Lin, Fulya Dogan-Key, Hakim H. Iddir, Anh D. Vu, John David Carter, Xiaoping Wang, Yan Li, Zhenzhen Yang, Yanjie Cui, James A. Gilbert, Christopher S. Johnson, Arthur Jeremy Kropf
  • Coatings for cathode active materials
    Patent number: 11749799
    Abstract: A cathode active material includes a plurality of cathode active compound particles and a coating disposed over each of the cathode active compound particles. The coating includes a lithium (Li)-ion conducting oxide containing lanthanum (La) and titanium (Ti).
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: September 5, 2023
    Assignee: Apple Inc.
    Inventors: Huiming Wu, Hongli Dai, Dapeng Wang, Hakim H. Iddir, Anh Vu, John David Carter, Xiaoping Wang, Yan Li, Zhenzhen Yang, Yanjie Cui, James Gilbert, Christopher S. Johnson, Arthur Jeremy Kropf
  • OXIDE MIXTURE AND COMPLEX OXIDE COATINGS FOR CATHODE MATERIALS
    Publication number: 20230275218
    Abstract: Cathode active materials are provided. The cathode active material can include a plurality of cathode active compound particles. A coating is disposed over each of the cathode active compound particles. The coating can include at least one of ZrO2, La2O3, a mixture of Al2O3 and ZrO2 or a mixture of Al2O3 and La2O3. The battery cells that include the cathode active material are also provided.
    Type: Application
    Filed: May 4, 2023
    Publication date: August 31, 2023
    Inventors: Dapeng Wang, Huiming Wu, Hongli Dai, Xiaoping Wang, James Gilbert, John David Carter, Zhenzhen Yang, Anh Vu, Yan Li, Yanjie Cui, Christopher S. Johnson, Arthur Jeremy Kropf, Hakim H. Iddir
  • Oxide mixture and complex oxide coatings for cathode materials
    Patent number: 11695108
    Abstract: Cathode active materials are provided. The cathode active material can include a plurality of cathode active compound particles. A coating is disposed over each of the cathode active compound particles. The coating can include at least one of ZrO2, La2O3, a mixture of Al2O3 and ZrO2 or a mixture of Al2O3 and La2O3. The battery cells that include the cathode active material are also provided.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: July 4, 2023
    Assignee: Apple Inc.
    Inventors: Dapeng Wang, Huiming Wu, Hongli Dai, Xiaoping Wang, James Gilbert, John David Carter, Zhenzhen Yang, Anh Vu, Yan Li, Yanjie Cui, Christopher S. Johnson, Arthur Jeremy Kropf, Hakim H. Iddir
  • MONO-GRAIN CATHODE MATERIALS
    Publication number: 20220399541
    Abstract: Compounds, particles, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described. The particles have a particle size distribution with a D50 ranging from 10 ?m to 20 ?m.
    Type: Application
    Filed: August 11, 2022
    Publication date: December 15, 2022
    Inventors: Hongli Dai, Huiming Wu, Dapeng Wang, John David Carter, Yan Li, Anh D. Vu, Xiaoping Wang, Christopher S. Johnson, Rui Xu, Zhenzhen Yang, Yanjie Cui, James A. Gilbert, Arthur Jeremy Kropf, Hakim H. Iddir
  • Surface stabilized cathode material for lithium ion batteries and synthesizing method of the same
    Patent number: 11462736
    Abstract: A compound represented by LiaCo(1-x-2y)Mex(M1M2)yO?, (Formula (I)) wherein Me, is one or more of Li, Mg, Al, Ca, Ti, Zr, V, Cr, Mn, Fe, Ni, Cu, Zn, Ru and Sn, and wherein 0?x?0.3, 0<y?0.4, 0.95???1.4, and 1.90???2.10 is disclosed. Further, particles including such compounds are described.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: October 4, 2022
    Assignee: Apple Inc.
    Inventors: Hongli Dai, Dapeng Wang, Huiming Wu, Fiona Claire Strobridge, John David Carter, Christopher S. Johnson, Xiaoping Wang, Hakim H. Iddir, Arthur Jeremy Kropf, Yan Li, Victor A. Maroni, Anh D. Vu, Zhenzhen Yang, Arturo Gutierrez, Yanjie Cui
  • Lithium Fluoride-Containing Coatings for Cathode Active Materials in Li-Ion Batteries
    Publication number: 20210320298
    Abstract: The disclosure provides a plurality of particles. Each particle may include a material comprising 0.95 to 1.30 mole fraction Li, at least 0.60 and less than 1.00 mole fraction Co, up to 10,000 ppm Al, 1.90 to 2.10 mole fraction O, and up to 0.30 mole fraction M, where M is at least one element selected from B, Na, Mg, P, Ti, Ca, V, Cr, Fe, Mn, Ni, Cu, Zn, Al, Sc, Y, Ga, Zr, Ru, Mo, La, Si, Nb, Ge, In, Sn, Sb, Te, and Ce. Each particle may also include a surface composition comprising a mixture of LiF and a metal fluoride. An amount of fluorine (F) is greater than 0 and less than or equal to 5000 ppm. The metal fluoride comprises a material selected from the group consisting of AlF3, CaF2, MgF2, and LaF2. The surface composition may also include a metal oxide comprising a material selected from the group consisting of TiO2, MgO, La2O3, CaO, and Al2O3. An amount of the metal oxide is greater than 0 and less than or equal to 20000 ppm.
    Type: Application
    Filed: April 9, 2021
    Publication date: October 14, 2021
    Inventors: Hongli Dai, Huiming Wu, Chi-Kai Lin, Michael J. Erickson, Martin Bettge, Xiaoping Wang, Yan Li, Yanjie Cui, James A. Gilbert, Zhenzhen Yang, Anh D. Vu, Arthur Jeremy Kropf, Hakim H. Iddir, Christopher S. Johnson, John David Carter
  • CATHODE ACTIVE MATERIALS FOR LITHIUM ION BATTERIES
    Publication number: 20210057740
    Abstract: Compounds, particles, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.
    Type: Application
    Filed: August 21, 2020
    Publication date: February 25, 2021
    Inventors: Hongli Dai, Huiming Wu, Chi-Kai Lin, Michael J. Erickson, Xiaoping Wang, Yan Li, Yanjie Cui, James A. Gilbert, Zhenzhen Yang, Anh D. Vu, Arthur Jeremy Kropf, Hakim H. Iddir, Christopher S. Johnson, John David Carter
  • ALUMINUM-DOPED LITHIUM COBALT MANGANESE OXIDE BATTERIES
    Publication number: 20210057745
    Abstract: Compounds, particles, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.
    Type: Application
    Filed: August 21, 2020
    Publication date: February 25, 2021
    Inventors: Hongli Dai, Huiming Wu, Chi-Kai Lin, Fulya Dogan-Keys, Hakim H. Iddir, Anh D. Vu, John David Carter, Xiaoping Wang, Yan Li, Shenzhen Yang, Yanjie Cui, James A. Gilbert, Christopher S. Johnson, Arthur Jeremy Kropf
  • MONO-GRAIN CATHODE MATERIALS
    Publication number: 20210057739
    Abstract: Compounds, particles, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described. The particles have a particle size distribution with a D50 ranging from 10 ?m to 20 ?m.
    Type: Application
    Filed: August 21, 2020
    Publication date: February 25, 2021
    Inventors: Hongli Dai, Huiming Wu, Dapeng Wang, John David Carter, Yan Li, Anh D. Vu, Xiaoping Wang, Christopher S. Johnson, Rui Xu, Zhenzhen Yang, Yanjie Cui, James A. Gilbert, Arthur Jeremy Kropf, Hakim H. Iddir
  • COATINGS FOR CATHODE ACTIVE MATERIALS
    Publication number: 20210043926
    Abstract: A cathode active material includes a plurality of cathode active compound particles and a coating disposed over each of the cathode active compound particles. The coating includes a lithium (Li)-ion conducting oxide containing lanthanum (La) and titanium (Ti).
    Type: Application
    Filed: August 5, 2019
    Publication date: February 11, 2021
    Inventors: Huiming Wu, Hongli Dai, Dapeng Wang, Hakim H. Iddir, Anh Vu, John David Carter, Xiaoping Wang, Yan Li, Zhenzhen Yang, Yanjie Cui, James Gilbert, Christopher S. Johnson, Arthur Jeremy Kropf
  • SURFACE STABILIZED CATHODE MATERIAL FOR LITHIUM ION BATTERIES AND SYNTHESIZING METHOD OF THE SAME
    Publication number: 20200189930
    Abstract: A compound represented by Li?Co(1-x-2y)Mex(M1M2)yO?, (Formula (I)) wherein Me, is one or more of Li, Mg, Al, Ca, Ti, Zr, V, Cr, Mn, Fe, Ni, Cu, Zn, Ru and Sn, and wherein 0?x?0.3, 0<y?0.4, 0.95???1.4, and 1.90???2.10 is disclosed. Further, particles including such compounds are described.
    Type: Application
    Filed: February 26, 2020
    Publication date: June 18, 2020
    Inventors: Hongli Dai, Dapeng Wang, Huiming Wu, Fiona Claire Strobridge, John David Carter, Christopher S. Johnson, Xiaoping Wang, Hakim H. Iddir, Arthur Jeremy Kropf, Yan Li, Victor A. Maroni, Anh D. Vu, Zhenzhen Yang, Arturo Gutierrez, Yanjie Cui
  • Surface stabilized cathode material for lithium ion batteries and synthesizing method of the same
    Patent number: 10597307
    Abstract: A compound represented by Li?Co(1-x-2y)Mex(M1M2)yO?, (Formula (I)) wherein Me, is one or more of Li, Mg, Al, Ca, Ti, Zr, V, Cr, Mn, Fe, Ni, Cu, Zn, Ru and Sn, and wherein 0?x?0.3, 0<y?0.4, 0.95???1.4, and 1.90???2.10 is disclosed. Further, particles including such compounds are described.
    Type: Grant
    Filed: September 20, 2017
    Date of Patent: March 24, 2020
    Assignee: Apple Inc.
    Inventors: Hongli Dai, Dapeng Wang, Huiming Wu, Fiona Claire Strobridge, John David Carter, Christopher S. Johnson, Xiaoping Wang, Hakim H. Iddir, Arthur Jeremy Kropf, Yan Li, Victor A. Maroni, Anh D. Vu, Zhenzhen Yang, Arturo Gutierrez, Yanjie Cui
  • COATINGS FOR CATHODE ACTIVE MATERIALS
    Publication number: 20200058933
    Abstract: A cathode active material includes a plurality of cathode active compound particles and a coating disposed over each of the cathode active compound particles. The coating includes a lithium (Li)-ion conducting oxide containing lanthanum (La) and titanium (Ti).
    Type: Application
    Filed: August 5, 2019
    Publication date: February 20, 2020
    Inventors: Huiming Wu, Hongli Dai, Dapeng Wang, Hakim H. Iddir, Anh Vu, John David Carter, Xiaoping Wang, Yan Li, Zhenzhen Yang, Yanjie Cui, James Gilbert, Christopher S. Johnson, Arthur Jeremy Kropf
  • OXIDE MIXTURE AND COMPLEX OXIDE COATINGS FOR CATHODE MATERIALS
    Publication number: 20200044242
    Abstract: Cathode active materials are provided. The cathode active material can include a plurality of cathode active compound particles. A coating is disposed over each of the cathode active compound particles. The coating can include at least one of ZrO2, La2O3, a mixture of Al2O3 and ZrO2 or a mixture of Al2O3 and La2O3. The battery cells that include the cathode active material are also provided.
    Type: Application
    Filed: August 1, 2019
    Publication date: February 6, 2020
    Inventors: Dapeng Wang, Huiming Wu, Hongli Dai, Xiaoping Wang, James Gilbert, John David Carter, Zhenzhen Yang, Anh Vu, Yan Li, Yanjie Cui, Christopher S. Johnson, Arthur Jeremy Kropf, Hakim H. Iddir
  • CATHODE ACTIVE MATERIALS FOR LITHIUM-ION BATTERIES
    Publication number: 20190074514
    Abstract: Compounds, powders, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.
    Type: Application
    Filed: November 1, 2018
    Publication date: March 7, 2019
    Inventors: Huiming Wu, Hongli Dai, Dapeng Wang, Christopher S. Johnson, John David Carter, Yanjie Cui, Arturo Gutierrez, Hakim H. Iddir, Arthur Jeremy Kropf, Yan Li, Victor A. Maroni, Anh D. Vu, Xiaoping Wang, Zhenzhen Yang
  • Cathode active materials for lithium-ion batteries
    Patent number: 10164256
    Abstract: Compounds, powders, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: December 25, 2018
    Assignee: Apple Inc.
    Inventors: Huiming Wu, Hongli Dai, Dapeng Wang, Christopher S. Johnson, John David Carter, Yanjie Cui, Arturo Gutierrez, Hakim H. Iddir, Arthur Jeremy Kropf, Yan Li, Victor A. Maroni, Anh D. Vu, Xiaoping Wang, Zhenzhen Yang