Issued Patents All Time
Showing 1–25 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5570194 | Color image forming apparatus in which pre-transfer image exposure is performed on full color toner image on photoreceptor after fourth color toner image of Y,M,C, and BK color toner images is formed but before transferring full color toner image | Masakazu Fukuchi, Satoshi Haneda | 1996-10-29 |
| 5548379 | Image forming apparatus | Masakazu Fukuchi, Satoshi Haneda, Hiseo Satoh, Tadayoshi Ikeda | 1996-08-20 |
| 5493366 | Image forming apparatus | Hisao Satoh, Satoshi Haneda, Tadayoshi Ikeda, Masakazu Fukuchi | 1996-02-20 |
| 5486901 | Color image recording apparatus with a detector to detect a superimposed toner image density and correcting its color balance | Masakazu Fukuchi, Shizuo Kayano, Kunihisa Yoshino | 1996-01-23 |
| 5444515 | Color image forming apparatus with mountable cartridge therein | Satoshi Haneda, Masakazu Fukuchi, Tadayoshi Ikeda | 1995-08-22 |
| 5402222 | Color image forming apparatus | Satoshi Haneda, Masakazu Fukuchi | 1995-03-28 |
| 5398097 | Image forming apparatus with driving mechanism for photoreceptor | Hisao Satoh, Satoshi Haneda, Tadayoshi Ikeda, Masakazu Fukuchi | 1995-03-14 |
| 5381215 | Image forming apparatus having charger to charge image carrier with magnetic brush | Satoshi Haneda, Kunio Shigeta, Sachie Hosokoezawa, Masakazu Fukuchi, Hiroyuki Nomori | 1995-01-10 |
| 5367365 | Image forming apparatus with charger of image carrier using magnetic brush | Satoshi Haneda, Kunio Shigeta, Sachie Hosokoezawa, Masakazu Fukuchi, Hiroyuki Nomori | 1994-11-22 |
| 5357318 | Color image forming apparatus with interchangeable charging and transferring devices | Satoshi Haneda, Masakazu Fukuchi | 1994-10-18 |
| 5357323 | Magnetic brush charging device | Satoshi Haneda, Kunio Shigeta, Sachie Hosokoezawa, Masakazu Fukuchi, Hiroyuki Nomori | 1994-10-18 |
| 5357317 | Electrostatic recording apparatus using variable bias developing voltage | Masakazu Fukuchi, Shizuo Kayano, Kunihisa Yoshino | 1994-10-18 |
| 5347351 | Image forming apparatus for copying one and two-sided documents | Masakazu Fukuchi, Satoshi Haneda | 1994-09-13 |
| 5341194 | Belt type image forming unit | Satoshi Haneda, Masakazu Fukuchi, Shunji Matsuo | 1994-08-23 |
| 5331389 | Image forming apparatus with sheet discharging device | Masakazu Fukuchi, Satoshi Haneda, Hisao Satoh, Tadayoshi Ikeda | 1994-07-19 |
| 5327208 | Color image forming apparatus with a multicolor detachable process unit | Shunji Matsuo, Satoshi Haneda, Masakazu Fukuchi, Seiko Naganuma, Masahiko Itaya +1 more | 1994-07-05 |
| 5319429 | Color image forming apparatus using fixing apparatus for glossy images | Masakazu Fukuchi, Satoshi Haneda, Hisao Satoh, Tadayoshi Ikeda | 1994-06-07 |
| 5309202 | Image forming apparatus | Satoshi Haneda, Hisao Satoh, Tadayoshi Ikeda, Masakazu Fukuchi | 1994-05-03 |
| 5298960 | Toner adhesion amount detecting apparatus for an image forming apparatus | Masakazu Fukuchi, Shizuo Kayano | 1994-03-29 |
| 5298946 | Color image forming apparatus with removable cartridge and exposure through sheet path | Satoshi Haneda, Masakazu Fukuchi, Hideo Satoh | 1994-03-29 |
| 5287161 | Color image forming apparatus with a multicolor detachable process unit | Shunji Matsuo, Satoshi Haneda, Masakazu Fukuchi, Seiko Naganuma, Masahiko Itaya +1 more | 1994-02-15 |
| 5262824 | Image formimg apparatus with automatic process cartridge displacement for maintenance | Masakazu Fukuchi, Satoshi Haneda, Hisao Satoh, Tadayoshi Ikeda | 1993-11-16 |
| 5258816 | Cleaning device for a color image forming apparatus | Satoshi Haneda, Masakazu Fukuchi, Shunji Matsuo | 1993-11-02 |
| 5257037 | Compact image forming apparatus with color position adjustment | Satoshi Haneda, Hisao Satoh, Tadayashi Ikeda, Masakazu Fukuchi | 1993-10-26 |
| 5253015 | Sheet load system for image forming apparatus | Masakazu Fukuchi, Shunji Matsuo, Satoshi Haneda | 1993-10-12 |