Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809285 | Micro electro discharge machining method and apparatus | Takeshi Masaki | 2004-10-26 |
| 6720516 | apparatus for electric discharge micromachining of a micro-diameter hole | Yoshio Yamada, Takeshi Masaki, Toru Nakagawa, Hiroyuki Nakata, Hirofumi Yasumoto | 2004-04-13 |