Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6743349 | Electrochemical machining method and apparatus | Yuzo Mori, Yasushi Toma, Itsuki Kobata, Takayuki Saito | 2004-06-01 |
| 6722964 | Polishing apparatus and method | Norio Kimura, Katsuya Okumura, You Ishii, Junji Kunisawa, Hiroyuki Yano | 2004-04-20 |
| 6679950 | Cleaning method and cleaner | Hiroshi Tomita, Motoyuki Sato, Soichi Nadahara, Kenya Ito | 2004-01-20 |