Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7126725 | Image reading apparatus and image forming apparatus equipped therewith | Ryuji Okutomi, Hiroyuki Futami, Jun Nakagawa, Eiji Nishikawa | 2006-10-24 |
| 7079172 | Clock generating circuit and image-forming apparatus | Kenji Izumiya, Hiroyuki Maruyama, Ryuji Okutomi, Eiji Nishikawa, Satoshi Ogata +1 more | 2006-07-18 |
| 6933696 | Driving device and image forming device | Hiroyuki Maruyama, Jun Onishi | 2005-08-23 |
| 6911993 | Color image forming apparatus using registration marks | Eiji Nishikawa, Hiroyuki Maruyama, Hiroyuki Arai, Toshihiro Motoi, Kenji Izumiya +5 more | 2005-06-28 |
| 6839078 | Image forming apparatus which changes clock frequencies in accordance with recording sheet shrinkage | Kenji Izumiya, Hiroyuki Maruyama, Toshihiro Motoi, Ryuji Okutomi, Shinobu Kishi +3 more | 2005-01-04 |
| 6801725 | Image forming apparatus | Toshihiro Motoi, Satoshi Ogata, Ryuji Okutomi, Shinobu Kishi, Eiji Nishikawa +3 more | 2004-10-05 |
| 6725005 | Drive control method of photoreceptor drum and image forming apparatus | Hiroyuki Maruyama, Kenji Izumiya, Ryuji Okutomi, Shinobu Kishi, Satoshi Ogata +2 more | 2004-04-20 |
| 6724161 | Image forming apparatus and control method of motor therein | Hiroyuki Maruyama, Kenji Izumiya, Ryuji Okutomi, Eiji Nishikawa, Satoshi Ogata +1 more | 2004-04-20 |
| 5372239 | Apparatus for conveying plate-form articles | Hisashi Ueda, Nobuyuki Aoyagi | 1994-12-13 |
| 5332079 | Apparatus for conveying plate-form articles | Hisashi Ueda, Nobuyuki Aoyagi | 1994-07-26 |