James Michael Castelaz

This inventor holds 22 USPTO granted patents, primarily in Electric Vehicle Technology. Top assignee: Motiv Power Systems, Inc.. Active years: 2016-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James Michael Castelaz. Retrieved from https://idiyas.com/inventor/james-michael-castelaz

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

USPTO Granted Patents = 22

% Patents Active = 95.5

Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 41(Granted Patents)

Company Filing History:

22 out of 27

Motiv Power Systems, Inc.

patents

Years Active: 2016-2026

Loading Chart...

Areas of Expertise:

Integrated Power Hub

Vehicle Thermal System

Battery Balancer

Charging Apparatus

High Voltage Circuits

Vehicle Wakeup Signal

Cooling Capacity Control

Electric Motor Back EMF

Precharge Monitoring

Drivetrain Pre-loading

22 patents (USPTO):Sort by Forward CitationsExplore Patents

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),

Title: The Innovative Journey of James Michael Castelaz

Introduction: James Michael Castelaz is a visionary inventor based in Alameda, California. His passion for innovation has led to groundbreaking contributions in the field of technology.

Latest Patents: James Michael Castelaz holds several patents in renewable energy technologies, including solar power systems and energy storage solutions.

Career Highlights: With a background in engineering, Castelaz founded a successful clean energy company that focuses on developing sustainable solutions for a greener future. His dedication to environmental conservation has earned him recognition in the industry.

Collaborations: Throughout his career, James Michael Castelaz has collaborated with leading researchers, engineers, and environmentalists to push the boundaries of clean energy technology. His collaborative efforts have resulted in cutting-edge inventions that are shaping the future of renewable energy.

Conclusion: James Michael Castelaz's innovative spirit and commitment to sustainability continue to drive his work forward, inspiring others in the industry to think creatively and strive for a more sustainable world.

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]