Issued Patents All Time
Showing 51–63 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5073801 | Color image forming apparatus having different ejection parts for different paper thickness | Satoshi Haneda, Masakazu Fukuchi, Shunji Matsuo | 1991-12-17 |
| 5065195 | Color image forming apparatus having a freely installable and detachable process cartridge | Satoshi Haneda, Masakazu Fukuchi, Shunji Matsuo | 1991-11-12 |
| 5063411 | Color image forming apparatus having a unitary guide plate facing a plurality of developing devices | Satoshi Haneda, Masakazu Fukuchi, Shunji Matsuo | 1991-11-05 |
| 5054419 | Image forming apparatus | Masahiko Itaya, Yukio Okamoto, Kazuo Yasuda, Masayuki Kamegamori, Kunihisa Yoshino +5 more | 1991-10-08 |
| 5047801 | Color image forming apparatus having the developing means and cleaning means formed as a detachable unit | Satoshi Haneda, Masakazu Fukuchi, Hisashi Shoji, Shunji Matsuo | 1991-09-10 |
| 5030988 | Color image forming apparatus | Satoshi Haneda, Masakazu Fukuchi, Seiko Naganuma, Masahiko Itaya, Shunji Matsuo | 1991-07-09 |
| 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 | Satoshi Haneda, Masakazu Fukuchi, Hisashi Shoji, Shunji Matsuo | 1991-03-05 |
| 4996566 | Multicolor image forming apparatus with separately removable and insertable assembly units | Shunji Matsuo, Satoshi Haneda, 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, Satoshi Haneda, Hisashi Shoji, Shunji Matsuo | 1991-02-19 |
| 4954844 | Multicolor image developing device | Toru Matsumoto, Masayuki Kamegamori, Kazushi Hayakawa, Noboru Hatakeyama, Shunji Matsuo +1 more | 1990-09-04 |
| 4878091 | Multicolor image forming apparatus | Kazushi Hayakawa, Kunio Ito, Shunji Matsuo, Masakazu Fukuchi, Noboru Hatakeyama | 1989-10-31 |
| 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, Yoshiyuki Ichihara | 1989-05-30 |
| 4814742 | Inquiry system for detecting a selected object | Kiyoshi Tada, Tatsuo Togo, Hiroo Tazaki | 1989-03-21 |