Issued Patents All Time
Showing 176–200 of 248 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5124747 | Color copy machine with detachable process cartridge | Masakazu Fukuchi, Hisashi Shoji, Shunji Matsuo, Shizuo Morita | 1992-06-23 |
| 5119134 | Photosensitive member protection shutter for use in a color image forming apparatus | Masakazu Fukuchi, Shunji Matsuo, Shizuo Morita | 1992-06-02 |
| 5107304 | Removable cartridge for a color image forming apparatus | Masakuzu Fukuchi, Hisashi Shoji, Shunji Matsuo, Shizuo Morita | 1992-04-21 |
| 5103303 | Multicolor imaging forming apparatus | Hisashi Shoji, Masakazu Fukuchi | 1992-04-07 |
| 5091789 | Multicolor image forming apparatus | Masakazu Fukuchi, Hisashi Shoji | 1992-02-25 |
| 5073801 | Color image forming apparatus having different ejection parts for different paper thickness | Masakazu Fukuchi, Shunji Matsuo, Shizuo Morita | 1991-12-17 |
| 5065195 | Color image forming apparatus having a freely installable and detachable process cartridge | Masakazu Fukuchi, Shunji Matsuo, Shizuo Morita | 1991-11-12 |
| 5063411 | Color image forming apparatus having a unitary guide plate facing a plurality of developing devices | Masakazu Fukuchi, Shunji Matsuo, Shizuo Morita | 1991-11-05 |
| 5061966 | Method of cleaning an image retainer | Hisashi Shoji, Seiichiro Hiratsuka, Tadao Kishimoto, Toshifumi Isobe, Hiroyuki Maruyama +1 more | 1991-10-29 |
| 5047801 | Color image forming apparatus having the developing means and cleaning means formed as a detachable unit | Masakazu Fukuchi, Hisashi Shoji, Shunji Matsuo, Shizuo Morita | 1991-09-10 |
| 5036367 | Color image forming apparatus | Hisashi Shoji, Kunihisa Yoshino | 1991-07-30 |
| 5030988 | Color image forming apparatus | Masakazu Fukuchi, Seiko Naganuma, Masahiko Itaya, Shunji Matsuo, Shizuo Morita | 1991-07-09 |
| 5025272 | Dot exposure type image forming apparatus | Hiroyuki Nomori | 1991-06-18 |
| 4998145 | Image forming apparatus having a first mode for forming a multicolor image of restricted length and a second mode for forming a monocolor image of unrestricted length | Masakazu Fukuchi, Hisashi Shoji, Shunji Matsuo, Shizuo Morita | 1991-03-05 |
| 4996566 | Multicolor image forming apparatus with separately removable and insertable assembly units | Shizuo Morita, Shunji Matsuo, Masakazu Fukuchi, Hisashi Shoji | 1991-02-26 |
| 4994853 | Apparatus for recording color images having interchangeable process cartridges and cartridge information on IC cards | Masakazu Fukuchi, Hisashi Shoji, Shunji Matsuo, Shizuo Morita | 1991-02-19 |
| 4993829 | Developing apparatus for an image forming apparatus | Seiko Naganuma | 1991-02-19 |
| 4970536 | Apparatus for multicolor image forming wherein image forming conditions are adjusted based on reference images | Hisashi Shoji, Seiichiro Hiratsuka | 1990-11-13 |
| 4959669 | Color correction device for a color image forming apparatus | Hisashi Shoji, Kunihisa Yoshino | 1990-09-25 |
| 4939530 | Multi-color image forming apparatus | Hisashi Shoji, Kunihisa Yoshino | 1990-07-03 |
| 4908287 | Image forming method and apparatus therefor | Masakazu Fukuchi | 1990-03-13 |
| 4901116 | Developing apparatus | Kunihiko Yoshino | 1990-02-13 |
| 4897330 | Image forming method | Hisashi Shoji, Kunihisa Yoshino, Yuki Okuyama | 1990-01-30 |
| 4884149 | Image recording with data transmission bypass and shift register | Hisashi Shoji, Kunihisa Yoshino | 1989-11-28 |
| 4841337 | Image forming apparatus | Seiichiro Hiratsuka, Kunihisa Yoshino, Hisashi Shoji | 1989-06-20 |