Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6807701 | Method of cleaning abrasive plates of abrasive machine and cleaning device | Yoshio Nakamura, Yoshinobu Nishimoto, Makoto Nakajima, Tsuyoshi Hasegawa, Norihiko Moriya | 2004-10-26 |
| 6770899 | Work piece feeding machine | Tsuyoshi Hasegawa | 2004-08-03 |
| 6705929 | Cloth cleaning device and polishing machine | Yoshinobu Nishimoto, Makoto Nakajima, Yoshio Nakamura, Chihiro Miyagawa | 2004-03-16 |