Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8720056 | Turbine rotor blade repair method | Masahiko Mega, Masahiko Onda | 2014-05-13 |
| 8607604 | Bolt and manufacturing method of bolt | Norikazu Tezuka, Kazuharu Hirokawa, Keisuke Ihara, Hiroshi Ishikawa, Taiji Torigoe +4 more | 2013-12-17 |