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Kazuomi Ryoshi

USPTO Granted Patents = 54 (Patent Applications = 9)

EPO Patents = 8 (Patent Applications = 13)

Average Co-Inventor Count = 3.1

ph-index = 4

Forward Citations = 59(Granted Patents)

Forward Citations (Not Self Cited) = 55(Oct 12, 2025)

Location History:

Niihama, JP (2012 - 2024)
Ehime, JP (2016 - 2024)

Company Filing History:

Sumitomo Metal Mining Company, Ltd.

4 out of 36,499

Toyota Jidosha Kabushiki Kaisha

Panasonic Energy Co., Ltd.

where one patent can have more than one assignee

Years Active: 2012-2025

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54 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12454465 - Nickel manganese cobalt composite hydroxide, method for producing nickel manganese cobalt composite hydroxide, lithium nickel manganese cobalt composite oxide, and lithium ion secondary battery (2025-10-28),

2. 12431494 - Nickel manganese cobalt composite hydroxide, method for producing nickel manganese cobalt composite hydroxide, lithium nickel manganese cobalt composite oxide, and lithium ion secondary battery (2025-09-30),

3. 12381215 - Nonaqueous electrolyte secondary battery positive electrode active material and method for producing same, and nonaqueous electrolyte secondary battery which uses positive electrode active material (2025-08-05),

4. 12381214 - Non-aqueous electrolyte secondary battery positive electrode active material and method for producing same, and non-aqueous electrolyte secondary battery which uses positive electrode active material (2025-08-05),

5. 12261291 - Positive electrode active material for lithium ion secondary battery, method of manufacturing positive electrode active material for lithium ion secondary battery, and lithium ion secondary battery (2025-03-25),

6. 12249708 - Positive electrode active material for nonaqueous electrolyte secondary battery, method for producing the same, positive electrode mixture paste for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery (2025-03-11),

7. 11996556 - Positive electrode active material for non-aqueous electrolyte secondary battery and method for producing the same, positive electrode mixture paste for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery (2024-05-28),

8. 11973223 - Manganese composite hydroxide and process for producing same, positive electrode active material and process for producing same, and non-aqueous electrolyte secondary battery (2024-04-30),

9. 11967709 - Nonaqueous electrolyte secondary battery positive electrode active material and method for producing same, and nonaqueous electrolyte secondary battery which uses positive electrode active material (2024-04-23),

10. 11949102 - Positive electrode active material precursor for nonaqueous electrolyte secondary battery and method for manufacturing positive electrode active material precursor for nonaqueous electrolyte secondary battery (2024-04-02),

11. 11909039 - Nickel-containing composite hydroxide and production process thereof (2024-02-20),

12. 11862793 - Positive electrode active material for non-aqueous electrolyte secondary battery and method for producing the same, and non-aqueous electrolyte secondary battery and method for producing the same (2024-01-02),

13. 11855283 - Method for evaluating a characteristic of a nonaqueous electrolyte secondary battery positive electrode active material (2023-12-26),

14. 11784310 - Non-aqueous electrolyte secondary battery positive electrode active material, method for producing same, and non-aqueous electrolyte secondary battery which uses positive electrode active material (2023-10-10),

15. 11637284 - Positive electrode active material for non-aqueous electrolyte secondary batteries, production method therefor, and non-aqueous electrolyte secondary batteries using said positive electrode active material (2023-04-25),

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