Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5570165 | Method of controlling toner density detection | — | 1996-10-29 |
| 5446524 | Image forming device with a function of selecting recording paper | — | 1995-08-29 |
| 5289147 | Image forming apparatus having system for reducing noise | Kenji Fukumizu, Hiroo Kitagawa, Fumihiko Ishikawa, Tkaaki Yanagisawa, Satoshi Kanda | 1994-02-22 |
| 5256003 | Method for automatically driving gravel drain piles and execution apparatus therefor | Katsuhiko Ito, Rentaro Ikeda, Yutaka Nakajima, Yasuharu Okita, Haruo Ichikawa | 1993-10-26 |
| 5245385 | Image forming apparatus which reduces noise generated therefrom | Kenji Fukumizu, Hiroo Kitagawa, Fumihiko Ishikawa, Takaaki Yanagisawa, Satoshi Kanda | 1993-09-14 |
| 5086320 | Paper conveying mechanism in image forming apparatus | — | 1992-02-04 |
| 5014091 | Paper jogging and aligning apparatus with stapling capabilities for a copying machine | Koichi Noguchi, Hiroshi Takahashi, Koichi Tsunoda | 1991-05-07 |
| 4979727 | Automatic document feeder provided with three movable claws for directing the paper through different paths | Kohichi Tsunoda | 1990-12-25 |
| 4975749 | Automatic document feeder | Kouichi Tsunoda, Kouichi Noguchi, Hiroshi Takahashi | 1990-12-04 |
| 4954849 | Copying apparatus operable in a two-side copy mode | Koichi Noguchi, Hiroshi Takahashi, Koichi Tsunoda | 1990-09-04 |
| 4650313 | Duplex copying method | — | 1987-03-17 |
| 4615607 | Dual-color copier | Nobuyuki Yanagawa, Toyoji Ishikawa, Katsuo Sakai, Hideya Furuta | 1986-10-07 |
| 4285510 | Sheet feeding cassette for copying apparatus capable of receiving manually inserted sheets | Tadaaki Kanno | 1981-08-25 |
| 4279501 | Cleaning device for photoelectrostatic copying apparatus | Kenji Kojima, Sakae Ota, Akio Katsumata, Toshiaki Kameyama, Toshio Watanabe | 1981-07-21 |
| 4232963 | Device for positioning movable reflector of optical system of electrophotographic copying apparatus | — | 1980-11-11 |