Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D885859 | Wrench | Keisuke Ishibashi, Yoshinori Shimomura, Tadayuki Yakushijin | 2020-06-02 |
| 9022353 | Ball valve | Masashi Matsuoka, Yosinori Shimomura, Kunihiko Daido | 2015-05-05 |
| 5186434 | Fluid flow controller | Ryutaro Nishimura, Michio Yamaji, Nobukazu Ikeda, Kenji Yamamoto | 1993-02-16 |