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San Jose, CA, United States of America

Quantumscape Battery, Inc.

USPTO Granted Patents = 68

EPO Patents = 12

Trademarks = 1

Forward Citations = 215

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86 inventors (with patents filed for the assignee):

Tim Holme (36 out of 75 patents)

Niall Donnelly (28 out of 52 patents)

Zhebo Chen (21 out of 49 patents)

4. Cheng-Chieh Chao (20 out of 27 patents)

5. Sriram Rangarajan Iyer (19 out of 44 patents)

6. Timothy P Holme (15 out of 42 patents)

7. Lei Cheng (12 out of 46 patents)

8. Will Hudson (11 out of 24 patents)

9. Oleh Karpenko (11 out of 27 patents)

10. Mohit Singh (10 out of 44 patents)

11. Marie A Mayer (9 out of 17 patents)

12. Kian Kerman (8 out of 15 patents)

13. William H Gardner (7 out of 13 patents)

14. Shuang Li (7 out of 16 patents)

15. Gengfu Xu (7 out of 8 patents)

Core Competencies:

Garnet Materials

Solid-State Electrolytes

Battery Thermal Management

Catholytes

Lithium-Stuffed Garnet

Electrochemical Cells

Composite Electrolytes

Thin Film Deposition

Electrolyte Separators

Battery Control Systems

Active Battery Management

Pulse Plating

68 patents: Sort by Forward Citations

1. 12533869 - Processing apparatuses and methods of using (2026-01-27),

2. 12479771 - Processes and materials for casting and sintering green garnet thin films (2025-11-25),

3. 12469876 - High green density ceramics for battery (2025-11-11),

4. 12378164 - Rapid thermal processing methods and apparatus (2025-08-05),

5. 12347863 - Solid state catholyte or electrolyte for energy storage devices (2025-07-01),

6. 12311805 - Thermal management system for vehicles with an electric powertrain (2025-05-27),

7. 12311804 - Battery thermal management system and methods of use (2025-05-27),

8. 12252032 - Battery control systems (2025-03-18),

9. 12240143 - Rapid ceramic processing techniques and equipment (2025-03-04),

10. 12237475 - Lithium-stuffed garnet electrolytes with a reduced surface defect density and methods of making and using the same (2025-02-25),

11. 12142727 - Translucent and transparent separators (2024-11-12),

12. 12119444 - Annealed garnet electrolyte separators (2024-10-15),

13. 12111109 - Lithium stuffed garnet setter plates for solid electrolyte fabrication (2024-10-08),

14. 12095031 - Garnet materials for Li secondary batteries and methods of making and using garnet materials (2024-09-17),

15. 12090684 - Rapid ceramic processing techniques and equipment (2024-09-17),

Company Overview

Quantumscape Battery, Inc., based in San Jose, CA, specializes in advanced garnet battery technology, focusing on the development of solid-state electrolytes and innovative battery materials. The company is at the forefront of research in areas such as lithium-stuffed garnet and composite electrolytes, aiming to enhance battery performance and safety. Their work in battery thermal management and electrochemical cells positions them as a key player in the evolution of energy storage solutions, particularly for electric vehicles and renewable energy applications.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

68 Patents

#152 in San Jose, CA

#1,255 in California

#5,377 in US

#10,894 in the World

San Jose, CA, United States of America

Quantumscape Battery, Inc.

Forward Citations = 215

86 inventors:

Tim Holme (36 out of 75 patents)

Niall Donnelly (28 out of 52 patents)

Zhebo Chen (21 out of 49 patents)

4. Cheng-Chieh Chao (20 out of 27 patents)

5. Sriram Rangarajan Iyer (19 out of 44 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Quantumscape Battery, Inc.. Retrieved from https://idiyas.com/company/quantumscape-battery

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

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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