Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6750989 | Image reading apparatus and image forming apparatus | Takashi Kamada, Koji Washio, Shizuo Kayano | 2004-06-15 |
| 6301022 | Correction method of document inclination angle | Koji Washio | 2001-10-09 |
| 5963344 | Image forming apparatus | Hideki Morita | 1999-10-05 |
| 5821978 | Image forming apparatus for forming an image in use with a plurality of laser beam scanners | Hiroyuki Yamamoto, Kouichi Takagi, Yuuichi Goto, Takashi Murahashi | 1998-10-13 |
| 5576852 | Synchronization signal generating unit of an image forming apparatus | Kouichi Sawada, Jun Nakagawa | 1996-11-19 |
| 5493411 | Image forming apparatus that modulates image density data | Satoshi Haneda, Takashi Hasebe, Tetsuya Niitsuma | 1996-02-20 |
| 5486927 | Digital image forming apparatus using subdivided pixels | Noboru Koizumi, Satoshi Haneda, Takashi Hasebe, Tetsuya Niitsuma | 1996-01-23 |
| 5374950 | Image forming apparatus to provide multicolor images | Kazuo Yasuda, Kouichi Sawada | 1994-12-20 |
| 5331432 | Image forming apparatus | Kouichi Sawada, Hiroyuki Yamamoto | 1994-07-19 |
| 5262631 | Color image reading apparatus | Hiroyuki Yamamoto, Satoshi Haneda, Masakazu Fukuchi, Shisuo Morita | 1993-11-16 |
| 5198853 | Document size detection apparatus | Hiroyuki Futami, Toshihiro Motoi, Jun Nakagawa, Noboru Koizumi, Kouichi Sawada | 1993-03-30 |
| 5162821 | Color image forming apparatus | Masakazu Fukuchi, Satoshi Haneda, Hisashi Shoji, Kunihisa Yoshino | 1992-11-10 |
| 4926249 | Color image reader having a lens and prism incorporated into a single unit | Kunio Ito, Tadashi Izawa, Norihiro Wakui | 1990-05-15 |
| 4835600 | Solid state image reading device with sensors adhered to plate which is adhered to lens holding member | Kiyoshi Harada, Motokazu Ikeda, Makoto Kon, Masahiko Matsunawa, Shizuo Morita | 1989-05-30 |
| 4814895 | Image reading device | Kiyoshi Harada, Motokazu Ikeda, Makoto Kon, Masahiko Matsunawa, Sizuo Morita | 1989-03-21 |
| 4771431 | Semiconductor laser drive | Toshihiko Nakazawa, Takashi Murahashi, Toshihiro Takesue | 1988-09-13 |
| 4763134 | Laser recording apparatus having variable recording magnification and beam intensity control | Takashi Murahashi, Toshihiko Nakazawa, Toshihiro Takesue | 1988-08-09 |