Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788019 | Electric discharge machining device and electric discharge machining method | Yoshihito Imai, Takayuki Nakagawa | 2004-09-07 |
| 6781080 | Wire electric discharge machine with stored discharge energy threshold function | Tatsushi Sato, Seiji Satou, Yoshikazu Ukai | 2004-08-24 |