Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9427793 | Hot upset forging method | Hideki Matsumoto, Yusuke Shigihara | 2016-08-30 |
| 9221095 | Manufacturing method for a blade material | Koji Sato, Yoshihiro Wakazono, Hideki Matsumoto, Yusuke Shigihara | 2015-12-29 |