Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4686079 | Fuel assembly | Toshimitsu Ishikawa, Mishihiro Ozawa, Mikio Sakurai, Yasuhiro Aizawa, Takao Igarashi +1 more | 1987-08-11 |
| 4408182 | Lighting and morse code signaling device | Kazuo Hashimoto | 1983-10-04 |