Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7808684 | Image reading apparatus and copying apparatus | Tsuyoshi Shiokawa | 2010-10-05 |
| 7796307 | Image reading apparatus and copying apparatus | Tsuyoshi Shiokawa | 2010-09-14 |
| 7782500 | Image reading apparatus and copying apparatus | Tsuyoshi Shiokawa | 2010-08-24 |
| 7684093 | Image reading apparatus and copying apparatus | Tsuyoshi Shiokawa | 2010-03-23 |
| 5532809 | Copying machine having automatic document feeding device | Izumi Hamanaka, Toshio Yokoyama, Toshitaka Matsumoto, Hiroshi Gomi, Masaru Goto +1 more | 1996-07-02 |
| 5449157 | Recording sheet finishing apparatus | Minoru Kawano, Izumi Hamanaka, Takao Shiozawa, Toshitaka Matsumoto, Shigemi Yukizane | 1995-09-12 |
| 5331386 | Recording sheet conveyance device for use with an image forming apparatus | Tsuyoshi Mizubata, Susumu Okui, Yasushi Yamada | 1994-07-19 |
| 5033728 | Document feeder | Kazunobu Miura, Minoru Kawano, Kazushige Murata | 1991-07-23 |
| 5001520 | Document conveyance apparatus with retractable auxiliary conveyance roller | Minoru Kawano, Kazushige Murata, Kazunobu Miura | 1991-03-19 |
| 4955595 | Document feeding apparatus | Minoru Kawano, Kazunobu Miura, Kazushige Murata | 1990-09-11 |
| 4954847 | Recirculating automatic document feeder | Kazushige Murata | 1990-09-04 |
| 4933717 | Document feeder | Kazunobu Miura, Minoru Kawano, Kazushige Murata | 1990-06-12 |
| 4803525 | Variable magnification copying machine | — | 1989-02-07 |
| 4634261 | Optical system for reproducing apparatus | — | 1987-01-06 |
| 4357092 | Image recording apparatus | — | 1982-11-02 |
| 4350328 | Sheet feeding apparatus | Hiroshi Katakura | 1982-09-21 |
| 4297023 | Electrophotographic copying apparatus | — | 1981-10-27 |
| 4273441 | Electrophotographic copying apparatus | — | 1981-06-16 |