Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9172072 | Battery comprising gas absorbent material and battery system | Yohei Shibata, Yoshinobu Yasunaga, Tsutomu Watanabe, Tokuo Inamasu, Minoru Yagi +2 more | 2015-10-27 |
| 8679687 | Hydrogen generating method and hydrogen generating system based on the method | Yoshihiro Yamamoto, Masashi Motoi, Katsuji Ashida | 2014-03-25 |
| 8523964 | Hydrogen generating device as well as fuel cell power generating device, electric automobile, sumbergible ship and hydrogen supply system using the same | Yoshihiro Yamamoto | 2013-09-03 |
| 7939210 | Electric automobile | Yoshihiro Yamamoto, Masashi Motoi, Katsuji Ashida | 2011-05-10 |
| 7910252 | Hydrogen supply system | Yoshihiro Yamamoto, Masashi Motoi, Katsuji Ashida | 2011-03-22 |
| 7476456 | Submarine boat | Yoshihiro Yamamoto, Masashi Motoi, Katsuji Ashida | 2009-01-13 |
| 5290323 | Manufacturing method for solid-electrolyte fuel cell | Eiichi Nomura | 1994-03-01 |