Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5253031 | Method of forming a reference pattern for adjusting image density in copying machines | Naoyoshi Kinoshita, Katsuhiko Takeda, Hiroyuki Ideyama, Shizuo Yuge | 1993-10-12 |
| 5216256 | Belt position detecting device using timing measurement | Naoyoshi Kinoshita, Takahisa Nakanishi | 1993-06-01 |
| 5214473 | Image forming apparatus with manual mode exposure range shifting control | — | 1993-05-25 |
| 5138392 | Image forming apparatus with a fixing device capable of fixing a transparent member | Naoyoshi Kinoshita, Hiroyuki Ideyama | 1992-08-11 |
| 5089859 | Multicolor image forming apparatus which converts color data into erasing data | Kenzo Nagata | 1992-02-18 |
| 5063410 | Image forming apparatus having a plurality of removable developing devices | Naoyoshi Kinoshita | 1991-11-05 |
| 5053814 | Image forming apparatus | Yoshiaki Takano, Masazumi Ito, Takashi Noda, Masaaki Oyabu | 1991-10-01 |
| 5032867 | Original size detecting apparatus of an image forming apparatus | Kenzo Nagata, Toshikazu Kawaguchi | 1991-07-16 |
| 5023662 | Image formation with manual and automatic exposure adjustment | Kenzo Nagata | 1991-06-11 |
| 5012281 | Image forming apparatus having a jam counter adapted to be disabled until a ready for copy state is confirmed | Hirokazu Yamada, Hiroyuki Ideyama | 1991-04-30 |
| 4978992 | Original size detecting apparatus of an image forming apparatus | Toshikazu Kawaguchi, Kenzo Nagata | 1990-12-18 |
| 4968872 | Image forming apparatus | — | 1990-11-06 |
| 4958192 | Image forming apparatus having plural developing units and a device for selecting a predetermined developing unit | — | 1990-09-18 |
| 4949124 | Image forming apparatus having plural developing units and an arrangement for selecting the developing unit having the highest use count | Masazumi Ito, Yoshiaki Takano, Takashi Noda | 1990-08-14 |
| 4928136 | Image forming apparatus | Naoyoshi Kinoshita | 1990-05-22 |
| 4881104 | Image forming apparatus having a plurality of feed openings | Kenzo Nagata | 1989-11-14 |
| 4870459 | Copying machine | Masazumi Ito, Yoshiaki Takano, Takashi Noda | 1989-09-26 |
| 4868605 | Copying apparatus capable of forming various types of images | — | 1989-09-19 |
| 4868606 | Copying apparatus capable of forming various types of images | Hirohisa Miyamoto | 1989-09-19 |
| 4857957 | Image forming apparatus | — | 1989-08-15 |
| 4801972 | Image forming apparatus equipped with a plurality of developing units | Yoshiaki Takano | 1989-01-31 |
| 4786942 | Image forming apparatus | Kaoru Hashimoto, Kenzo Nagata | 1988-11-22 |