Issued Patents All Time
Showing 101–125 of 248 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5541720 | Color image forming apparatus with a process cartridge and a color developing unit | — | 1996-07-30 |
| 5541722 | Color image forming apparatus | Tadayoshi Ikeda, Masakazu Fukuchi | 1996-07-30 |
| 5539524 | Image processing apparatus | Takashi Hasebe | 1996-07-23 |
| 5537188 | Color image forming apparatus having a process cartridge and a color developer cartridge | — | 1996-07-16 |
| 5493411 | Image forming apparatus that modulates image density data | Yoshiyuki Ichihara, Takashi Hasebe, Tetsuya Niitsuma | 1996-02-20 |
| 5493366 | Image forming apparatus | Hisao Satoh, Tadayoshi Ikeda, Shizuo Morita, Masakazu Fukuchi | 1996-02-20 |
| 5486927 | Digital image forming apparatus using subdivided pixels | Noboru Koizumi, Yoshiyuki Ichihara, Takashi Hasebe, Tetsuya Niitsuma | 1996-01-23 |
| 5473440 | Color image forming apparatus with density control | Yoshiyuki Itihara, Takashi Hasebe, Tetsuya Niitsuma | 1995-12-05 |
| 5473416 | Developing apparatus | Isao Endou, Hiroyuki Nomori | 1995-12-05 |
| 5467422 | Image forming apparatus with neighboring pixel processing | Yoshiyuki Itihara, Noboru Koizumi, Takashi Hasebe, Tetsuya Niitsuma | 1995-11-14 |
| 5467202 | Digital copying apparatus with a display | Koji Washio, Kazuyoshi Tanaka | 1995-11-14 |
| 5457489 | Image forming apparatus using pulse width modulation | Hiroyuki Yamamoto, Kouichi Takaki, Kouichi Sawada | 1995-10-10 |
| 5457522 | Charging unit with variable AC voltage | Kunio Shigeta, Sachie Hosogoezawa, Hiroyuki Nomori | 1995-10-10 |
| 5444515 | Color image forming apparatus with mountable cartridge therein | Shizuo Morita, Masakazu Fukuchi, Tadayoshi Ikeda | 1995-08-22 |
| 5436644 | Image forming method | Toshihiro Motoi | 1995-07-25 |
| 5432611 | Image forming apparatus with sub-pixel position control | Yoshiyuki Itahara, Takashi Hasebe, Tetsuya Niitsuma | 1995-07-11 |
| 5428428 | Developing device having a control electrode | — | 1995-06-27 |
| 5426489 | Image forming apparatus with a magnetic brush charger | Kunio Shigeta, Sachie Hosogoezawa, Hiroyuki Nomori, Masakazu Fukuchi | 1995-06-20 |
| 5424811 | Chargeless image forming apparatus including toner removal from photoreceptor | — | 1995-06-13 |
| 5402222 | Color image forming apparatus | Shizuo Morita, Masakazu Fukuchi | 1995-03-28 |
| 5398097 | Image forming apparatus with driving mechanism for photoreceptor | Hisao Satoh, Tadayoshi Ikeda, Shizuo Morita, Masakazu Fukuchi | 1995-03-14 |
| 5381215 | Image forming apparatus having charger to charge image carrier with magnetic brush | Kunio Shigeta, Sachie Hosokoezawa, Masakazu Fukuchi, Shizuo Morita, Hiroyuki Nomori | 1995-01-10 |
| 5380610 | Image forming apparatus | Masakazu Fukuchi, Tadashi Miwa | 1995-01-10 |
| 5376997 | Rotating sleeve-type magnetic brush cleaning device | Seiho Yamato | 1994-12-27 |
| 5372906 | Image forming method | Hiroyuki Nomori | 1994-12-13 |