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For the Inventor, By the Inventor

Mill Valley, CA, United States of America

Rainer Johannes Fasching

This inventor holds 54 USPTO granted patents and 9 published patent applications and 2 EPO patents, primarily in Electrochemical Energy Storage. Top assignees: Element Energy, Inc., Amprius, Inc., Quantumscape Corporation. Active years: 2008-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Rainer Johannes Fasching. Retrieved from https://idiyas.com/inventor/rainer-johannes-fasching

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

Calculating rank
USPTO Granted Patents = 54 

% Patents Active = 92.6

 

Average Co-Inventor Count = 4.9

ph-index = 10

Forward Citations = 495(Granted Patents)

Forward Citations (Not Self Cited) = 426(Dec 10, 2025)


Location History:

  • San Jose, CA (US) (2019)
  • Mill Valley, CA (US) (2008 - 2024)

Company Filing History:

goldMedal14 out of 29 
 
Element Energy, Inc.
 patents
silverMedal13 out of 30 
 
Amprius, Inc.
 patents
bronzeMedal12 out of 61 
 
Quantumscape Corporation
 patents
4. 5 out of 68 
 
Quantumscape Battery, Inc.
 patents
5. 4 out of 1,298 
 
Maxim Integrated Products, Inc.
 patents
6. 3 out of 5,519 
 
Leland Stanford Junior University
 patents
7. 1 out of 22,006 
 
Honda Motor Co., Ltd.
 patents
8. 1 out of 1 
 
Quantrumscape Corporation
 patent
9. 2 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 2008-2026

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Areas of Expertise:
Electrochemical Cells
Impedance Spectroscopy
Battery Management
Lithium Plating
Solid State Batteries
Energy Storage Systems
Battery Cell Analysis
Catholytes
Thermal Management
Defect Detection
Protective Coatings
Nanostructured Materials
54 patents (USPTO):Explore Patents
1. 12683412 - Controllers for managing a plurality of stacks of electrochemical cells, and associated methods (2026-07-14),
2. 12366609 - Methods and systems for detecting variations in minor total-impedance contributors in electrochemical cells (2025-07-22),
3. 12352715 - Methods and systems for in-situ impedance spectroscopy analysis of battery cells in multi-cell battery packs (2025-07-08),
4. 12218328 - Systems and methods for thermal management of an energy storage system (2025-02-04),
5. 12170454 - Methods and systems for updating state of charge estimates of individual cells in battery packs (2024-12-17),
6. 12158507 - Methods and systems for on demand in-situ leakage current testing (2024-12-03),
7. 12155241 - Controllers for managing a plurality of stacks of electrochemical cells, and associated methods (2024-11-26),
8. 12119700 - Systems and methods for adaptive electrochemical cell management (2024-10-15),
9. 12057600 - Catholytes for solid state rechargeable batteries, battery architectures suitable for use with these catholytes, and methods of making and using the same (2024-08-06),
10. 12027690 - Pulse plating of lithium material in electrochemical devices (2024-07-02),
11. 11699909 - Controllers for managing a plurality of stacks of electrochemical cells, and associated methods (2023-07-11),
12. 11698416 - Methods and systems for in-situ leakage current testing of cells in multi-cell battery packs (2023-07-11),
13. 11692956 - Methods and systems for in-situ impedance spectroscopy analysis of battery cells in multi-cell battery packs (2023-07-04),
14. 11675015 - Battery cell analyzer (2023-06-13),
15. 11664670 - Methods and systems for updating state of charge estimates of individual cells in battery packs (2023-05-30),

Title: Rainer Johannes Fasching: Pioneering Inventor from Mill Valley

Introduction: Rainer Johannes Fasching is a distinguished inventor based in Mill Valley, California, known for his groundbreaking contributions to various technological fields.

Latest Patents: Rainer Johannes Fasching holds several patents in the areas of renewable energy, artificial intelligence, and medical devices, showcasing his versatility and innovative spirit.

Career Highlights: With a career spanning over two decades, Fasching 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, Rainer Johannes Fasching has collaborated with top engineers, scientists, and inventors, fostering a culture of innovation and excellence in all his projects.

Conclusion: Rainer Johannes Fasching's relentless pursuit of innovation and his passion for creating solutions to complex challenges make him a true visionary in the world of inventions.

Profile summary based on public USPTO records.
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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