Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8691386 | Bonded body of a carbon thin film covered article and a rubber | Kazuto Yamakawa | 2014-04-08 |
| 8642149 | Hose for transporting refrigerant | Kazuto Yamakawa, Koji Sato | 2014-02-04 |
| 8580366 | Hose for refrigerant transport use | Kazuto Yamakawa, Koji Sato, Susumu Hatanaka, Hideyuki Oishi | 2013-11-12 |