Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7853181 | Developing unit and image forming apparatus using the same | Tsutomu Sugimoto, Yuichi Kazaki | 2010-12-14 |
| 5604577 | Double-side image forming apparatus and reverse sheet feeding device | Toshihiro Okahashi, Osamu Hashimoto | 1997-02-18 |
| 5374046 | Feeding apparatus | Hirotaka Toki, Hiranaga Yamamoto, Hiroyuki Nagao | 1994-12-20 |
| 5340096 | Feeding apparatus | Hirotaka Toki, Hiranaga Yamamoto, Hiroyuki Nagao | 1994-08-23 |
| 5333849 | Rotatable cassette type feeding apparatus | Hirotaka Toki, Hiranaga Yamamoto, Hiroyuki Nagao | 1994-08-02 |
| 5308053 | Rotatable cassette-type paper feeding apparatus | Hirotaka Toki, Hiranaga Yamamoto, Hiroyuki Nagao | 1994-05-03 |
| 5190276 | Sheet feeding apparatus | Toyoaki Namba, Kazuaki Karasuda, Hiranaga Yamamoto | 1993-03-02 |
| 5181706 | Sheet feeding apparatus that uses a variable vacuum surface and timer to achieve a duplicate feed preventive function | Hiranaga Yamamoto, Souichi Takata, Toyoaki Namba | 1993-01-26 |
| 5181710 | Top sheet feeding apparatus | Souichi Takata, Toyoaki Namba, Kenji Okada | 1993-01-26 |
| 5135214 | Feeding device | Yuji Sugimoto, Souichi Takata | 1992-08-04 |