Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6890673 | Hydrogen producing apparatus and power generating system using it | Kazutoshi Higashiyama, Masahiro Komachiya, Tomoichi Kamo, Noriyuki Imada, Tetsurou Okano +1 more | 2005-05-10 |
| 4581067 | High-strength austenitic steel | Katsumi Iijima, Norio Yamada, Seishin Kirihara, Masao Shiga, Masayuki Sukekawa +1 more | 1986-04-08 |