Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6694117 | Color photographic apparatus | Kazuhiro Wakamatsu, Makoto Otaka | 2004-02-17 |
| 6661994 | Electrophotographic image forming system | Yoshio Ohuchi, Kazuhiro Wakamatsu, Hisao Suka, Katsumi Kumada, Chikara Hiraoka +6 more | 2003-12-09 |
| 6404999 | Image formation apparatus with determination of state of transfer device | Junichi Shoji, Satoshi Narita | 2002-06-11 |