Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9903517 | Flange coupling part reinforcing jig | Mitsunobu Yano, Shinobu Yasui, Hironori Sasaki | 2018-02-27 |
| 9759333 | Gate valve bonnet removal method, valve removal method, attachment for removing bonnet, and gate valve | Mitsunobu Yano, Shinobu Yasui, Mitsuhiro Mori | 2017-09-12 |