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Herman Adrian Lopez

This inventor holds 52 USPTO granted patents and 10 published patent applications and 3 EPO patents, primarily in Lithium-Ion Batteries. Top assignees: Zenlabs Energy, Inc., Envia Systems, Inc., Ionblox, Inc.. Active years: 2005-2026.

USPTO Granted Patents = 52 (Patent Applications = 10)

% Patents Active = 94.2

EPO Patents = 3 (Patent Applications = 8)

Average Co-Inventor Count = 5.0

ph-index = 14

Forward Citations = 612(Granted Patents)

Forward Citations (Not Self Cited) = 477(Dec 10, 2025)

Location History:

San Joe, CA (US) (2007)
San Jose, CA (US) (2014)
Sunnyvale, CA (US) (2005 - 2024)

Company Filing History:

Neophotonics Corporation

where one patent can have more than one assignee

Years Active: 2005-2026

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Areas of Expertise:

High Capacity Anode

Silicon Oxide

Electrolyte Performance

Battery Cell Design

Composite Coatings

Lithium Metal Oxides

Cycling Properties

Energy Density

Negative Electrode

Positive Electrode Materials

Synthesis Methods

52 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12651768 - Lithium ion cells with high performance electrolyte and silicon oxide active materials achieving long cycle life, fast charge and high thermal stability (2026-06-09),

2. 12562366 - Silicon oxide based high capacity anode materials for lithium ion batteries (2026-02-24),

3. 12438142 - Electrodes and lithium ion cells with high capacity anode materials (2025-10-07),

4. 12431482 - Silicon oxide based high capacity anode materials for lithium ion batteries (2025-09-30),

5. 12355079 - Lithium ion cells with silicon based active materials and negative electrodes with water-based binders having good adhesion and cohesion (2025-07-08),

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

7. 11973178 - Lithium ion cells with high performance electrolyte and silicon oxide active materials achieving very long cycle life performance (2024-04-30),

8. 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),

9. 11646407 - Methods for forming silicon-silicon oxide-carbon composites for lithium ion cell electrodes (2023-05-09),

10. 11502299 - Battery cell engineering and design to reach high energy (2022-11-15),

11. 11387440 - Lithium ions cell designs with high capacity anode materials and high cell capacities (2022-07-12),

12. 11380883 - Method of forming negative electrode active material, with lithium preloading (2022-07-05),

13. 11309534 - Electrodes and lithium ion cells with high capacity anode materials (2022-04-19),

14. 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),

15. 10886526 - Silicon-silicon oxide-carbon composites for lithium battery electrodes and methods for forming the composites (2021-01-05),

Title: Innovations in Lithium-Ion Battery Technology by Herman Adrian Lopez

Introduction: Herman Adrian Lopez is a prolific inventor based in Sunnyvale, California, who has made significant contributions to the field of lithium-ion battery technology. With a remarkable portfolio of 45 patents, Lopez's work focuses on improving the performance and efficiency of energy storage devices, which is crucial for the advancement of portable electronics and electric vehicles.

Latest Patents: Among his latest innovations, Lopez has developed advanced electrodes featuring silicon oxide active materials for lithium-ion cells. These electrodes achieve high capacity, high energy density, and long cycle life performance. His improved negative electrodes blend silicon-based active materials with graphite, which enhances stability during cycling at elevated energy densities. In one embodiment, he utilizes a blend of polyimide binder and an elastic polymer binder combined with a nanoscale carbon conductive additive. Furthermore, Lopez's work includes methods for forming silicon-silicon oxide-carbon composites that serve as effective active materials for lithium-ion batteries. These composites leverage processed silicon suboxide and graphitic carbon, with a portion of the carbon exfoliated into graphene sheets, resulting in a material with a large surface area and high specific capacity against lithium. This innovative approach incorporates a two-step high energy mechanical milling process that optimizes the performance characteristics of the electrode materials.

Career Highlights: Lopez has had an impressive career working with notable companies such as Zenlabs Energy, Inc. and Envia Systems, Inc. His expertise in battery technology has made him a valuable asset in the industry, enabling advancements that push the boundaries of energy storage solutions.

Collaborations: Throughout his career, Lopez has collaborated with esteemed professionals like Sujeet Kumar and Subramanian Venkatachalam. These collaborations have undoubtedly enriched the innovation process and contributed to the successful development of his patented technologies.

Conclusion: Herman Adrian Lopez stands as a significant figure in the realm of battery technology innovation. With his extensive number of patents and contributions to the field, he continues to pave the way for advancements that enhance energy storage performance. His work not only benefits the technological landscape but also plays a critical role in supporting the transition to cleaner energy solutions.

Profile summary based on public USPTO records.

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