Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431711 | Hydrogen retention amount management system and hydrogen retention amount management method for managing hydrogen retention amount in retention facility | Shigeki Kinomura, Tamaki OZAWA, Chiaki Kanda | 2025-09-30 |
| 12362375 | Electric power system | Shigeki Kinomura, Tamaki OZAWA, Chiaki Kanda | 2025-07-15 |
| 12065056 | Electric power system | Shigeki Kinomura, Tamaki OZAWA, Chiaki Kanda | 2024-08-20 |
| 11807126 | Power management apparatus and power management method | Shigeki Kinomura, Tamaki OZAWA, Chiaki Kanda | 2023-11-07 |
| 11710966 | Server and power management method | Shigeki Kinomura, Tamaki OZAWA, Chiaki Kanda | 2023-07-25 |
| 11387472 | Energy management system | Kei Nakamuta, Hideshi MIZUTANI, Keisuke Kikuchi, Tomio YAMANAKA, Atsushi Nakajima +3 more | 2022-07-12 |
| 8916306 | Fuel cell system and control method thereof | Masahiro Takeshita, Hiroyuki Yumiya, Takashi Yamamoto | 2014-12-23 |
| 8603689 | Fuel cell system which measures impedance | Kota Manabe, Shigetaka Hamada, Masahiro Shige | 2013-12-10 |
| 8431277 | Fuel cell system and generation control device | — | 2013-04-30 |
| 8415063 | Fuel cell system | Tsunemasa Nishida, Hitoshi Hamada, Kenichi Tokuda, Junji Nakanishi, Tsutomu Ochi +2 more | 2013-04-09 |
| 8034498 | Fuel cell system | Kota Manabe, Mikio Kizaki, Shigetaka Hamada, Masahiro Shige | 2011-10-11 |
| 7354668 | Operation state determining apparatus and method for fuel cell | Masaaki Kondo | 2008-04-08 |