Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10260640 | Valve apparatus | Koji Hakoda, Tomoyoshi Koyama, Tomohiko Hatakeda, Satoshi Inoue | 2019-04-16 |
| 8434736 | Fluid passage valve | Takenori SUMIYA, Moriyoshi Awasaka, Yuya Yamazaki | 2013-05-07 |