Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829010 | Optical device for photography | — | 2004-12-07 |
| 6822684 | Image signal recording system and optical device | Akira Senda | 2004-11-23 |
| 6780148 | Decanter type centrifugal separator with restriction effected discharge route | Tetsuo Ohinata, Hiroyoshi Mizukami, Yasuyuki Yoshida, Hiroyuki Matsui, Takashi Uchikawa | 2004-08-24 |