Sujeet Kumar

This inventor holds 88 USPTO granted patents and 9 published patent applications and 3 EPO patents, primarily in Lithium-Ion Batteries (CPC class H01M4-505). Top assignees: Nanogram Corporation, Envia Systems, Inc., Zenlabs Energy, Inc.. Active years: 1999-2026.

USPTO Granted Patents = 88 (Patent Applications = 9)

% Patents Active = 87.5

EPO Patents = 3 (Patent Applications = 16)

Average Co-Inventor Count = 4.1

ph-index = 24

Forward Citations = 1,619(Granted Patents)

Forward Citations (Not Self Cited) = 1,366(Dec 10, 2025)

Inventors with similar research interests:

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Location History:

Fremont, CA (US) (1999 - 2010)
Newark, CA (US) (2003 - 2024)

Company Filing History:

Neophotonics Corporation

Nanogram Devices Corporation

patent

where one patent can have more than one assignee

Years Active: 1999-2026

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Areas of Expertise:

High Capacity Anodes

Silicon Oxide

Battery Cell Design

Electrode Materials

Lithium-Ion Cells

High Energy Density

Composite Coatings

Cycling Performance

Lithium Metal Oxides

Nano-Composites

Long Cycle Life

Secondary Batteries

88 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12562366 - Silicon oxide based high capacity anode materials for lithium ion batteries (2026-02-24),

2. 12438142 - Electrodes and lithium ion cells with high capacity anode materials (2025-10-07),

3. 12431482 - Silicon oxide based high capacity anode materials for lithium ion batteries (2025-09-30),

4. RE49980 - Positive electrode active materials with composite coatings for high energy density secondary batteries and corresponding processes (2024-05-21),

5. 11742474 - Electrodes with silicon oxide active materials for lithium ion cells achieving high capacity, high energy density and long cycle life performance (2023-08-29),

6. 11646407 - Methods for forming silicon-silicon oxide-carbon composites for lithium ion cell electrodes (2023-05-09),

7. 11502299 - Battery cell engineering and design to reach high energy (2022-11-15),

8. 11476494 - Lithium ion batteries with high capacity anode active material and good cycling for consumer electronics (2022-10-18),

9. 11387440 - Lithium ions cell designs with high capacity anode materials and high cell capacities (2022-07-12),

10. 11380883 - Method of forming negative electrode active material, with lithium preloading (2022-07-05),

11. 11309534 - Electrodes and lithium ion cells with high capacity anode materials (2022-04-19),

12. 11094925 - Electrodes with silicon oxide active materials for lithium ion cells achieving high capacity, high energy density and long cycle life performance (2021-08-17),

13. 10886526 - Silicon-silicon oxide-carbon composites for lithium battery electrodes and methods for forming the composites (2021-01-05),

14. 10686183 - Battery designs with high capacity anode materials to achieve desirable cycling properties (2020-06-16),

15. 10665892 - Lithium batteries with nano-composite positive electrode material (2020-05-26),

Title: Sujeet Kumar: Pioneering Inventor from Newark, CA

Introduction: Sujeet Kumar is a highly accomplished inventor based in Newark, CA, known for his groundbreaking innovations in various fields.

Latest Patents: Sujeet Kumar holds several patents in the areas of technology, healthcare, and sustainable energy, showcasing his diverse range of expertise.

Career Highlights: With a career spanning over two decades, Sujeet Kumar has worked with leading research institutions and companies to develop cutting-edge solutions that have had a significant impact on society.

Collaborations: Throughout his career, Sujeet Kumar has collaborated with top scientists, engineers, and inventors to push the boundaries of innovation and bring revolutionary ideas to life.

Conclusion: Sujeet Kumar's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology.