Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9444972 | Image forming and processing apparatus, and method for correcting image data based on an estimated intensity of ghost light | Tomoyuki Saiki, Takeyoshi Saiga, Yu Miyajima | 2016-09-13 |
| 9372430 | Image forming apparatus including lens array optical system, image processing apparatus, program product, and storage medium | Tomoyuki Saiki, Takeyoshi Saiga, Yu Miyajima | 2016-06-21 |
| 8964257 | Image forming and processing apparatuses for requantizing quantized data using sigma-delta modulation and compensating for uneveness of exposure intensity | — | 2015-02-24 |
| 8547606 | Optical scanning apparatus provided with resonance-driven swing mirror and image forming apparatus | — | 2013-10-01 |
| 8400698 | Oscillator device, optical deflecting device and method of controlling the same | Kazunari Fujii, Yukio Furukawa, Takahiro Akiyama, Ryuhei Shoji, Soichiro Suzuki +2 more | 2013-03-19 |
| 8086126 | Image forming apparatus with high-voltage power supply | Tatsuya Hotogi, Eijiro Ohashi | 2011-12-27 |
| 7991313 | Image forming apparatus | Tatsuya Hotogi | 2011-08-02 |
| 7639963 | Image forming apparatus and method with charge switching to effect power supply control | — | 2009-12-29 |
| 7446921 | Image forming apparatus | Souichirou SUZUKI, Kenjiro Hori, Ryuhei Shoji, Tatsuya Hotogi, Kazunari Fujii | 2008-11-04 |
| 6930293 | Induction heating apparatus, heat fixing apparatus and image forming apparatus | Hiroshi Mano, Minoru Hayasaki | 2005-08-16 |
| 5694158 | Image forming apparatus with image carrier and sheet feed drive control | Junichi Kato, Masaki Ojima, Takahiro Inoue, Masahiro Goto, Koichi Hiroshima +10 more | 1997-12-02 |
| 5512929 | Image forming apparatus with fixer temperature control | Yoji Serizawa, Akio Noguchi, Yukihide Ushio, Kazuro Yamada, Seiji Uchiyama +10 more | 1996-04-30 |
| 5513012 | Image forming apparatus having density correction for image formation | Makoto Takeuchi, Akio Noguchi, Yukihide Ushio, Seiji Uchiyama, Kazuro Yamada +1 more | 1996-04-30 |
| 5504588 | Image forming apparatus with optical reflective density of image adjusted according to image resolution discriminated from signal other than image signal | Makoto Takeuchi, Akio Noguchi, Yukihide Ushio, Seiji Uchiyama, Kazuro Yamada +1 more | 1996-04-02 |
| 5412480 | Image forming apparatus with fixer temperature control | Yoji Serizawa, Akio Noguchi, Yukihide Ushio, Kazuro Yamada, Seiji Uchiyama +10 more | 1995-05-02 |
| 5373518 | Image forming apparatus and constant current circuit switching device for use therewith | Seiji Uchiyama, Akio Noguchi, Yukihide Ushio, Yoji Serizawa, Kazuro Yamada +2 more | 1994-12-13 |
| 5325376 | Communication system for detecting a communication error in information transmitted between a plurality of units and a main control unit | Yukihide Ushio, Akio Noguchi, Yoji Serizawa, Seiji Uchiyama, Kazuro Yamada +1 more | 1994-06-28 |
| 5316289 | Sheet conveying apparatus with stop timing delay of upstream conveying motor | — | 1994-05-31 |
| 5274402 | Image forming apparatus with fixer temperature control | Yoji Serizawa, Akio Noguchi, Yukihide Ushio, Kazuro Yamada, Seiji Uchiyama +10 more | 1993-12-28 |
| 5258779 | Image forming apparatus with means for controlling feeding of recording medium | Yoji Serizawa, Akio Noguchi, Yukihide Ushio, Seiji Uchiyama, Makoto Takeuchi +1 more | 1993-11-02 |