Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6621033 | Electrical discharge machining apparatus | Tatsushi Sato, Yoshihito Imai, Hidetaka Miyake | 2003-09-16 |
| 6608275 | Jump control method and apparatus for electric | Yoshihito Imai | 2003-08-19 |
| 6580049 | Electric discharge machining method and device | Hidetaka Katougi | 2003-06-17 |
| 6505091 | Method and apparatus for electrodischarge machining | Yoshihito Imai, Takashi Yuzawa | 2003-01-07 |