Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5858479 | Surface treating method by electric discharge | Nagao Saito, Hirotaka Sunada, Takuji Magara, Akihiro Goto | 1999-01-12 |
| 5804789 | Surface treating method and apparatus by electric discharge machining | Nagao Saito, Hidetaka Miyake, Yoshihito Imai, Takuji Magara, Akihiro Goto | 1998-09-08 |
| 5383026 | Method and apparatus for determining the position and the configuration of an object under observation | Koji Akamatsu, Akihiro Goto | 1995-01-17 |