Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6971683 | Joint for tubings | — | 2005-12-06 |
| 4528330 | Resin composition usable without being coated | Kazuo Kishida, Akira Hasegawa, Yasunori Kawachi, Hiroshi Kawasaki | 1985-07-09 |
| 4526929 | Resin composition usable without being coated | Kazuo Kishida, Akira Hasegawa, Yasunori Kawachi, Hiroshi Kawasaki | 1985-07-02 |