Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883027 | Valve operating system for internal combustion engines | Toshihiro Oikawa, Tsuneo Tanai, Noriyuki Yamada, Tsutomu Saka | 1989-11-28 |
| 4713209 | Drain recovery system for condensate feedwater system of nuclear power plant | Hitoshi Ishimaru | 1987-12-15 |
| 4689056 | Air cleaner using ionic wind | Hiroki Noguchi, Akira Fukami, Tadashi Hattori, Nobuyoshi Sakakibara, Teiichi Nabeta | 1987-08-25 |
| 4660879 | Air spoiler apparatus with solar cells for vehicle | Akira Fukami, Junzi Mizuno, Hideaki Sasaya | 1987-04-28 |