Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9927823 | Power supply control circuit and image forming apparatus | — | 2018-03-27 |
| 9754199 | Image forming apparatus for determining which users are notified that an error has occurred | — | 2017-09-05 |
| 9712706 | Image forming apparatus and blank sheet output confirmation method that facilitate removal of blank sheet from printed matter | — | 2017-07-18 |
| 8976399 | Image forming apparatus and image forming method for determining whether or not paper sheets have been collected from a paper sheet discharge portion | — | 2015-03-10 |
| 7286789 | Rotary-type imaging device employing corrective positioning and transfer velocity control | — | 2007-10-23 |
| 6693659 | Image forming apparatus with a print head having variable lighting period | Ryuichi Okumura, Hironori Ando, Yoshifumi Ishii | 2004-02-17 |
| 5288192 | Image-forming apparatus provided with bookbinding device | Yukihiro Ito, Yutaka Shigemura, Takashi Kondo, Mitsuharu Yoshimoto, Satoshi Yano +1 more | 1994-02-22 |
| 5253030 | Image forming apparatus | Yutaka Shigemura, Takashi Kondo, Junichi Oura, Mitsuharu Yoshimoto, Satoshi Yano +5 more | 1993-10-12 |
| 5240363 | Image-forming apparatus provided with bookbinding device | Yukihiro Ito, Yutaka Shigemura, Takashi Kondo, Mitsuharu Yoshimoto, Satoshi Yano +1 more | 1993-08-31 |
| 5226772 | Image-forming apparatus provided with bookbinding device | Yukihiro Ito, Yutaka Shigemura, Takashi Kondo, Mitsuharu Yoshimoto, Satoshi Yano +1 more | 1993-07-13 |
| 5168286 | Electrophotographic image forming apparatus and a thermal printer for such apparatus for adding supplemental data | Yoshifumi Okauchi, Satoshi Yano, Yutaka Shigemura, Takashi Kondo, Yukihiro Ito +5 more | 1992-12-01 |
| 5143503 | Image-forming apparatus provided with bookbinding device | Yukihiro Ito, Yutaka Shigemura, Takashi Kondo, Mitsuharu Yoshimoto, Satoshi Yano +1 more | 1992-09-01 |
| 5140442 | Image forming apparatus having an additional data recording means | Yutaka Shigemura, Takashi Kondo, Mitsuharu Yoshimoto, Satoshi Yano, Yukihiro Ito +2 more | 1992-08-18 |
| 4725869 | Display device of copying machine | Hideyuki Ujihira, Shigeo Kurando, Tetsuji Kajitani, Hiroshi Kajita, Yasuji Sumida | 1988-02-16 |