Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7079172 | Clock generating circuit and image-forming apparatus | Hiroyuki Maruyama, Tadayuki Ueda, Ryuji Okutomi, Eiji Nishikawa, Satoshi Ogata +1 more | 2006-07-18 |
| 6911993 | Color image forming apparatus using registration marks | Eiji Nishikawa, Hiroyuki Maruyama, Hiroyuki Arai, Toshihiro Motoi, Ryuji Okutomi +5 more | 2005-06-28 |
| 6839078 | Image forming apparatus which changes clock frequencies in accordance with recording sheet shrinkage | Hiroyuki Maruyama, Toshihiro Motoi, Ryuji Okutomi, Shinobu Kishi, Satoshi Ogata +3 more | 2005-01-04 |
| 6801725 | Image forming apparatus | Tadayuki Ueda, Toshihiro Motoi, Satoshi Ogata, Ryuji Okutomi, Shinobu Kishi +3 more | 2004-10-05 |
| 6725005 | Drive control method of photoreceptor drum and image forming apparatus | Tadayuki Ueda, Hiroyuki Maruyama, Ryuji Okutomi, Shinobu Kishi, Satoshi Ogata +2 more | 2004-04-20 |
| 6724161 | Image forming apparatus and control method of motor therein | Tadayuki Ueda, Hiroyuki Maruyama, Ryuji Okutomi, Eiji Nishikawa, Satoshi Ogata +1 more | 2004-04-20 |
| 6477656 | System for generating clock pulse which the number of pulses outputted within a predetermined time period is based on the number of calculated delay stages | Kouichi Takaki, Mitsuo Azumai | 2002-11-05 |
| 6404449 | Color image forming apparatus performing an exposure scanning operation onto a photoreceptor by means of a laser beam reflected by a rotating mirror | — | 2002-06-11 |