Jinhwa Kim

This inventor holds 24 USPTO granted patents and 15 published patent applications and 4 EPO patents, primarily in Lithium Battery Technology. Top assignees: Samsung Sdi Co., Inc., Samsung Sdi., Ltd.. Active years: 2018-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jinhwa Kim. Retrieved from https://idiyas.com/inventor/jinhwa-kim

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 24 (Patent Applications = 15)

% Patents Active = 95.8

EPO Patents = 4 (Patent Applications = 17)

Average Co-Inventor Count = 5.4

ph-index = 1

Forward Citations = 8(Granted Patents)

Company Filing History:

20 out of 7,663

Samsung Sdi Co., Inc.

Years Active: 2018-2026

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Areas of Expertise:

Lithium Secondary Battery

Nickel-Based Active Material

Cathode Active Material

Positive Active Material

Rechargeable Battery

Cobalt Oxide

Composite Cathode

Active Material Precursor

Preparation Method

Electrode

Lithium Cobalt Oxide

Battery Technology

24 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12763322 - Positive active material for rechargeable lithium batteries, preparation method thereof and rechargeable lithium batteries including the same (2026-10-13),

2. 12738490 - Nickel-based active material for lithium secondary battery, method of preparing the same, and lithium secondary battery including positive electrode including the nickel-based active material (2026-09-15),

3. 12738488 - Nickel-based active material for lithium secondary battery, method of preparing the same, and lithium secondary battery including positive electrode including the nickel-based active material (2026-09-15),

4. 12555784 - Cathode active material for lithium secondary battery, cathode including same, and lithium secondary battery including same (2026-02-17),

5. 12322791 - Positive active material for rechargeable lithium battery, preparing method thereof and rechargeable lithium battery including the same (2025-06-03),

6. 12300807 - Positive active material for rechargeable lithium battery, preparing method thereof and rechargeable lithium battery including the same (2025-05-13),

7. 12224436 - Cathode active material for lithium secondary battery and lithium secondary battery including same (2025-02-11),

8. 11955632 - Positive active material precursor, positive active material, method of preparing the same, positive electrode including the same and rechargeable lithium battery including the same (2024-04-09),

9. 11843116 - Nickel active material precursor for lithium secondary battery, method for producing nickel active material precursor, nickel active material for lithium secondary battery produced by method, and lithium secondary battery having cathode containing nickel active material (2023-12-12),

10. 11777075 - Positive active material for rechargeable lithium battery, preparing method thereof and rechargeable lithium battery comprising positive electrode including positive active material (2023-10-03),

11. 11742482 - Nickel-based active material for lithium secondary battery, method of preparing the same, and lithium secondary battery including positive electrode including the nickel-based active material (2023-08-29),

12. 11682755 - Positive active material for rechargeable lithium battery, preparing method thereof and rechargeable lithium battery comprising positive electrode including positive active material (2023-06-20),

13. 11569503 - Nickel-based active material for lithium secondary battery, method of preparing the same, and lithium secondary battery including positive electrode including the nickel-based active material (2023-01-31),

14. 11552294 - Nickel-based active material for lithium secondary battery, method of preparing the same, and lithium secondary battery including positive electrode including the nickel-based active material (2023-01-10),

15. 11482704 - Lithium cobalt oxide for a lithium secondary battery and lithium secondary battery comprising positive electrode including the same (2022-10-25),

Title: Inventor Spotlight: Jinhwa Kim

Introduction

Jinhwa Kim is a distinguished inventor based in Yongin-si, South Korea, known for his significant contributions to the field of lithium-ion battery technology. With an impressive portfolio of 18 patents, he continues to innovate and advance energy storage solutions.

Latest Patents

Among his latest patents are groundbreaking advancements in cathode materials for lithium secondary batteries. One notable patent describes a cathode active material that features a secondary particle composed of agglomerated primary particles. This unique structure positions the (003) surface of the primary particles vertically to a tangent line at a point where they meet the surface of the secondary particle. Additionally, another patent focuses on a positive active material precursor, which consists of a transition metal composite oxide that displays a specific peak in X-ray diffraction analysis. This innovation promises enhanced performance for rechargeable lithium batteries.

Career Highlights

Throughout his career, Jinhwa Kim has been affiliated with prominent companies, particularly Samsung SDI Co., Inc. and Samsung SDI Co., Ltd. His work has significantly impacted the development of energy solutions, particularly in lithium battery technologies.

Collaborations

During his professional journey, Jinhwa has collaborated with key figures in the field, including Jongmin Kim and Donggyu Chang. These collaborations have fostered a creative environment conducive to innovation and advancement in battery technologies.

Conclusion

Jinhwa Kim's contributions to the field of lithium-ion battery technology underscore his status as a leading inventor. His innovative patents and collaborations highlight the importance of teamwork and creativity in driving advancements in energy solutions, paving the way for a more sustainable future.

Profile summary based on public USPTO records.