Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12320308 | Throttle control system, throttle control method, and memory medium | Fukiko Horibe | 2025-06-03 |
| 12110834 | Throttle control system and throttle control method | — | 2024-10-08 |
| 11977000 | Damage estimation device and damage estimation method | — | 2024-05-07 |
| 9570758 | Manufacturing method and manufacturing apparatus for gas diffusion layer of fuel cell, and fuel cell | Yuichi Gomi, Katsuhide Kikuchi, Akito Kawasumi, Junji Nakanishi, Kenji Tsubosaka | 2017-02-14 |
| 9028570 | Odorant addition device and fuel gas supply system | Keigo Suematsu, Makoto Ueno, Tatsuaki Yokoyama, Atsushi Matsuba, Shuji Hirakata | 2015-05-12 |
| 8746274 | Hydrogen supply apparatus and fuel gas supply apparatus | Takahide Izutani, Tatsuaki Yokoyama, Syuuji Hirakata, Osamu Yumita, Keigo Suematsu +6 more | 2014-06-10 |
| 8231717 | Apparatus and method for purifying oxidizing gas in a fuel cell | — | 2012-07-31 |
| 7794888 | Fuel cell system | Tatsuaki Yokoyama, Osamu Yumita, Masaaki Matsusue, Takahide Izutani, Keigo Suematsu +1 more | 2010-09-14 |