Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6566823 | Discharge pulse generator | Yoshihide Kinbara, Hajime Ogawa | 2003-05-20 |
| 6548028 | Discharge surface treatment device and a discharge surface treatment method | Akihiro Goto | 2003-04-15 |
| 6505091 | Method and apparatus for electrodischarge machining | Yoshihito Imai, Takayuki Nakagawa | 2003-01-07 |