Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4740406 | Porous ceramic structure | Tsuneaki Narumiya, Eigo Tanuma, Munehiko Kato | 1988-04-26 |
| 4401325 | Flexible pipe coupling | Kazuo Tsuchiya, Yuji Sakaguchi | 1983-08-30 |
| 4296705 | Pneumatic marine fender | Hisanari Uruta, Kaneaki Takahashi, Tomoyuki Kurata | 1981-10-27 |