Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7130097 | Image forming apparatus | Yumiko Higashi, Kenji Izumiya | 2006-10-31 |
| 7126725 | Image reading apparatus and image forming apparatus equipped therewith | Ryuji Okutomi, Hiroyuki Futami, Jun Nakagawa, Tadayuki Ueda | 2006-10-24 |
| 7079172 | Clock generating circuit and image-forming apparatus | Kenji Izumiya, Hiroyuki Maruyama, Tadayuki Ueda, Ryuji Okutomi, Satoshi Ogata +1 more | 2006-07-18 |
| 6972732 | Information display system | — | 2005-12-06 |
| 6911993 | Color image forming apparatus using registration marks | Hiroyuki Maruyama, Hiroyuki Arai, Toshihiro Motoi, Kenji Izumiya, Ryuji Okutomi +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 | Tadayuki Ueda, Toshihiro Motoi, Satoshi Ogata, Ryuji Okutomi, Shinobu Kishi +3 more | 2004-10-05 |
| 6724161 | Image forming apparatus and control method of motor therein | Tadayuki Ueda, Hiroyuki Maruyama, Kenji Izumiya, Ryuji Okutomi, Satoshi Ogata +1 more | 2004-04-20 |
| 6725005 | Drive control method of photoreceptor drum and image forming apparatus | Tadayuki Ueda, Hiroyuki Maruyama, Kenji Izumiya, Ryuji Okutomi, Shinobu Kishi +2 more | 2004-04-20 |
| 5907375 | Input-output unit | Tsunemasa Mita, Masaaki Araki, Kazuhiro Suzuki, Kazuyoshi Itoh, Toshikazu Minomoto | 1999-05-25 |
| 4723174 | Picture image processor | Takashi Ozawa, Fumio Asano | 1988-02-02 |
| 4621269 | Magnetic recording arrangement for thermographic printing apparatus | Toshifumi Kimoto, Teruhiko Itami, Akira Yamasawa, Nobuo Nishimura | 1986-11-04 |