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Takahiro Umehara

USPTO Granted Patents = 12

EPO Patents = 2 (Patent Applications = 1)

Average Co-Inventor Count = 2.7

ph-index = 1

Forward Citations = 5(Granted Patents)

Location History:

Toyota, JP (2015 - 2022)
Susono, JP (2023 - 2024)

Company Filing History:

12 out of 36,499

Toyota Jidosha Kabushiki Kaisha

Years Active: 2015-2025

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12362372 - Fuel cell system (2025-07-15),

2. 12119736 - Power supply unit capable of reducing possibility of overcurrent and current shortage (2024-10-15),

3. 11973411 - Power supply unit with current control (2024-04-30),

4. 11831055 - Fuel cell system (2023-11-28),

5. 11722047 - Voltage converter (2023-08-08),

6. 11214151 - Voltage control system with addition term and fuel cell system (2022-01-04),

7. 11142093 - Fuel cell vehicle and method for controlling the same (2021-10-12),

8. 10818945 - Voltage control system, fuel cell system, and control method for voltage control system (2020-10-27),

9. 10693163 - Fuel cell system and vehicle (2020-06-23),

10. 10573909 - Fuel cell system (2020-02-25),

11. 10511227 - Fuel cell system and method for controlling the fuel cell system (2019-12-17),

12. 9024598 - Converter control device (2015-05-05),

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