Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9868169 | Gear-cutting machine | Toshimasa Kikuchi | 2018-01-16 |
| 9108257 | Gear shaping machine | — | 2015-08-18 |
| 8651775 | Vibration-reduction mechanism for gear cutting machine | Takahide Tokawa | 2014-02-18 |
| 8561297 | Method for producing engine valve in which sodium metal is sealed | Hirokazu Morii, Hyoji Yoshimura | 2013-10-22 |