Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11413690 | Small-diameter drill bit | — | 2022-08-16 |
| 11090738 | Small-diameter drill and small-diameter drill manufacturing method | Tomoya Sasaki | 2021-08-17 |
| 9574773 | Combustion control device | — | 2017-02-21 |
| 5294308 | Method of predicting a short circuit in an electrolytic finishing system | Teruo Asaoka, Haruki Sugiyama | 1994-03-15 |
| 4956060 | Finishing method employing electro-chemical machining, and an electro-chemical finishing machine | Yohei Kuwabara, Teruo Asaoka, Haruki Sugiyama | 1990-09-11 |
| 4880509 | Electrolytic finishing method and apparatus | Youhei Kuwabara, Teruo Asaoka, Haruki Sugiyama | 1989-11-14 |
| 4861450 | Power supply system for electrolytic processing apparatus | Teruo Asaoka | 1989-08-29 |