Issued Patents All Time
Showing 25 most recent of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10339628 | Image processing apparatus, image processing method and computer readable medium | — | 2019-07-02 |
| 9898211 | Nonvolatile memory control device, nonvolatile memory control method and computer readable storage medium | Kosuke Masumoto | 2018-02-20 |
| 9712705 | Image reading apparatus and image forming apparatus with memory management for Z-folded documents | — | 2017-07-18 |
| 9350188 | Electronic device and power-source device | Hiroshi Hiraguchi, Mineo Yamamoto, Tomonobu Tamura, Yuhei Tatsumoto | 2016-05-24 |
| 9075381 | Image forming device and charging method for secondary battery | Hiroshi Hiraguchi, Tomonobu Tamura, Yasutaka Tanimura, Yuhei Tatsumoto | 2015-07-07 |
| 9069552 | Image forming apparatus having plurality of power supplies to control power provided from a commercial power supply | Hiroshi Hiraguchi, Tomonobu Tamura, Mineo Yamamoto, Yuhei Tatsumoto | 2015-06-30 |
| 8954777 | Electronic apparatus and image forming apparatus | Yuhei Tatsumoto, Tomonobu Tamura, Yasutaka Tanimura, Hiroshi Eguchi, Hiroshi Hiraguchi | 2015-02-10 |
| 8466946 | Image forming apparatus and light intensity correction method | — | 2013-06-18 |
| 8325357 | Optical writing device, image forming apparatus and light quantity correcting method | — | 2012-12-04 |
| 7990409 | Image forming apparatus | — | 2011-08-02 |
| 7964832 | Evaluation device of optical writing device and evaluation method thereof | — | 2011-06-21 |
| 7600187 | Image forming apparatus and image forming system | Takashi Tamura, Saburo Shimizu, Tetsu Sekine, Shuta Hamada, Utami Soma | 2009-10-06 |
| 7496848 | Image forming apparatus and image forming system | Takashi Tamura, Saburo Shimizu, Tetsu Sekine, Shuta Hamada, Utami Soma | 2009-02-24 |
| 7490931 | Image forming apparatus having a plurality of printing heads | Saburo Shimizu, Atsushi Nakajima, Satoshi Masumi, Tetsu Sekine, Shuta Hamada | 2009-02-17 |
| 7338154 | Image recording apparatus | Saburo Shimizu, Takeo Arai, Satoshi Masumi, Tetsu Sekine, Shuta Hamada | 2008-03-04 |
| 7267418 | Ink jet printer | Saburo Shimizu, Tetsu Sekine, Shuta Hamada | 2007-09-11 |
| 7229147 | Ink jet printer | Saburo Shimizu, Tetsu Sekine, Shuta Hamada | 2007-06-12 |
| 7216949 | Ink jet printer | Saburo Shimizu, Tetsu Sekine, Shuta Hamada | 2007-05-15 |
| 7152970 | Image forming apparatus having a plurality of printing heads | Saburo Shimizu, Atsushi Nakajima, Satoshi Masumi, Tetsu Sekine, Shuta Hamada | 2006-12-26 |
| 7134750 | Ink jet printer | Saburo Shimizu, Tetsu Sekine, Shuta Hamada | 2006-11-14 |
| 7097297 | Ink jet printer, and image printing apparatus having the printer | Saburo Shimizu, Tetsu Sekine, Shuta Hamada | 2006-08-29 |
| 5539524 | Image processing apparatus | Satoshi Haneda | 1996-07-23 |
| 5493411 | Image forming apparatus that modulates image density data | Satoshi Haneda, Yoshiyuki Ichihara, Tetsuya Niitsuma | 1996-02-20 |
| 5486927 | Digital image forming apparatus using subdivided pixels | Noboru Koizumi, Satoshi Haneda, Yoshiyuki Ichihara, Tetsuya Niitsuma | 1996-01-23 |
| 5473440 | Color image forming apparatus with density control | Satoshi Haneda, Yoshiyuki Itihara, Tetsuya Niitsuma | 1995-12-05 |