For the Inventor, By the Inventor

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Foster City, CA, United States of America

Motiv Power Systems, Inc.

USPTO Granted Patents = 27

Trademarks = 9

Forward Citations = 107

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24 inventors (with patents filed for the assignee):

James Michael Castelaz (22 out of 22 patents)

Justin Tomlin (6 out of 6 patents)

Venkatesh Prasad Hanglur Narasimha (6 out of 6 patents)

4. Elias Stein (5 out of 5 patents)

5. William Treichler (5 out of 5 patents)

6. Jim Michael Castelaz (5 out of 5 patents)

7. Tai-Sik Hwang (4 out of 4 patents)

8. Steven Diamond (4 out of 34 patents)

9. Jessica Riley (4 out of 10 patents)

10. Vishal Parikh (4 out of 7 patents)

11. Grayson Zulauf (3 out of 3 patents)

12. Samuel Henry Chang (2 out of 31 patents)

13. Sam Chang (2 out of 3 patents)

14. Benson Tsai (2 out of 16 patents)

15. Joseph O DeAngelo (1 out of 7 patents)

Core Competencies:

Integrated Power Hub

Vehicle Wakeup Signal

Heat Pump System

Smart Battery Balancer

High Voltage Circuits

Charging Devices

Battery SOC

Power Share Converter

Cooling Capacity Control

Electric Vehicle Accessories

Drivetrain Pre-loading

Leakage Canceling Current

27 patents: Sort by Forward Citations

1. 12603584 - Integrated power hub (2026-04-14),

2. 12494659 - Generating vehicle wakeup signal (2025-12-09),

3. 12485719 - Heat pump vehicle thermal system (2025-12-02),

4. 12420645 - Methods and apparatus for performing hill hold with reduced oscillations in vehicle position (2025-09-23),

5. 12230983 - Smart battery balancer for balancing voltage output levels of multiple batteries (2025-02-18),

6. 12146780 - Real-time reporting and estimating of mass of vehicles using drive characteristics (2024-11-19),

7. 11888310 - Methods and apparatus for precharge monitoring of high voltage circuits (2024-01-30),

8. 11882446 - Vehicle charge station network access credential updating system (2024-01-23),

9. 11870240 - EFuse for use in high voltage applications (2024-01-09),

10. 11855267 - Methods and apparatus for controlling cooling capacity of a multi- evaporator cooling system (2023-12-26),

11. 11754434 - Real-time reporting and estimating of mass of vehicles using drive characteristics (2023-09-12),

12. 11498449 - Charging apparatus and methods to support multiple charging devices (2022-11-15),

13. 11498443 - Electric vehicle with precharge mode (2022-11-15),

14. 11474154 - Performing active interrogation of battery packs in situ to obtain precise SOC and SOH estimates (2022-10-18),

15. 11364811 - Powering electric vehicle accessory devices from back EMF generated by an electric motor (2022-06-21),

Company Overview

Motiv Power Systems, Inc. is a technology company specializing in electric vehicle powertrains and fleet management solutions. Based in Foster City, California, the company focuses on developing innovative electric vehicle technologies that enhance the efficiency and sustainability of commercial fleets. Motiv's expertise lies in integrating advanced software and hardware systems to optimize vehicle performance, reduce emissions, and support the transition to electric mobility in various industries.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

27 Patents

#16 in Foster City, CA

#2,932 in California

#12,420 in US

#24,012 in the World

Foster City, CA, United States of America

Motiv Power Systems, Inc.

Forward Citations = 107

24 inventors:

James Michael Castelaz (22 out of 22 patents)

Justin Tomlin (6 out of 6 patents)

Venkatesh Prasad Hanglur Narasimha (6 out of 6 patents)

4. Elias Stein (5 out of 5 patents)

5. William Treichler (5 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Motiv Power Systems, Inc.. Retrieved from https://idiyas.com/company/motiv-power-systems

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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