Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5253020 | Image forming apparatus improved in toner supply operation | Tetsuo Matsushita, Shoji Kashiwagi | 1993-10-12 |
| 5220389 | Image forming apparatus having a controlled fixing means | Hiroyuki Kishimoto, Shoji Imaizumi | 1993-06-15 |
| 5218407 | Apparatus for initial set-up of developer unit in an image forming apparatus | Tetsuo Matsushita, Shoji Kashiwagi, Hiromitsu Saijo | 1993-06-08 |
| 5073794 | Image duplicating apparatus in which user specified operational conditions are stored and used based on the detected nature of the document being copied | Kazuhiro Araki | 1991-12-17 |
| 5029315 | Copying apparatus and copying method | Takeshi Morikawa | 1991-07-02 |
| 4933720 | Paper size selecting device in a recording apparatus | Yoshiaki Takano | 1990-06-12 |
| 4922295 | Copying apparatus having a display warning | Yoshiaki Takano | 1990-05-01 |
| 4796055 | Recording apparatus incorporating manual paper feeder | Yoshiaki Takano, Masakazu Sogame | 1989-01-03 |
| 4646330 | Preset counter apparatus for copying machines and the like | Masamichi Sugiura | 1987-02-24 |
| 4491827 | Preset counter apparatus for copying machines and the like | Masamichi Sugiura | 1985-01-01 |
| 4455080 | Copying apparatus equipped with control device | Masamichi Sugiura, Keiji Yoshida | 1984-06-19 |
| 4386769 | Automatic paper feeding arrangement | Masazumi Ito, Kenji Shibazaki | 1983-06-07 |
| 4307957 | Paper jam detecting device for use in an electrophotographic copying machine | Kenichi Arai, Kenji Shibazaki, Tomoji Murata, Kenzo Nagata | 1981-12-29 |
| 4280763 | Sequential control circuit means | Kenichi Arai, Kenji Shibazaki, Tomoji Murata, Kenzo Nagata | 1981-07-28 |
| 4269500 | Trouble detecting system for electrophotographic copying machine | Masazumi Ito, Kenji Shibazaki | 1981-05-26 |
| 4265440 | Computer-controlled paper feeder | Kenji Shibazaki, Kenichi Arai, Tomoji Murata, Kenzo Nagata | 1981-05-05 |
| 4260248 | Electrophotographic copying apparatus equipped with copying coverage indication device | Tomoji Murata, Kenji Shibazaki, Kenichi Arai | 1981-04-07 |
| 4211482 | Electrophotographic copying apparatus equipped with scanning system control device | Kenichi Arai, Kenji Shibazaki, Tomoji Murata, Kenzo Nagata | 1980-07-08 |