Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5304235 | Canister | Hideo Watanabe, Masatoshi Udagawa, Naritoshi Muramatsu, Kazumi Yamazaki, Hideo Moriwaki +3 more | 1994-04-19 |
| 5170765 | Canister for storing fuel | Masatoshi Udagawa, Hideo Watanabe, Koichi Hidano | 1992-12-15 |