Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12200175 | Image forming apparatus for performing image forming operation based on detected value from detector and at least one of first information that is not acquired based on the detected value or second information acquired outside the image forming apparatus | Takahiro Tsujimoto | 2025-01-14 |
| 12069208 | Image forming apparatus, type information processing method of recording medium, and program for identifying a cause of failure | Takahiro Tsujimoto, Noriyuki Jinbo, Kenichi Hayashi, Shiro Umeda, Satoru Sasaki | 2024-08-20 |
| 11909932 | Image forming apparatus, information processing apparatus, information collecting method, and recording medium | Takahiro Tsujimoto, Kenichi Hayashi, Noriyuki Jinbo, Shiro Umeda | 2024-02-20 |
| 11899999 | Image forming apparatus, information processing terminal, method, and program | Kenichi Hayashi, Shiro Umeda, Yukinobu Iguchi, Satoru Sasaki | 2024-02-13 |
| 10313546 | Image reading apparatus and image forming apparatus | Takashi Watanabe, Kazutoshi Yoshimura, Kiyohito Tsujihara, Shiro Umeda, Kouei Cho | 2019-06-04 |
| 10175625 | Sheet conveying apparatus which can detect thickness of sheets | Kazutoshi Yoshimura, Takashi Watanabe, Shiro Umeda | 2019-01-08 |
| 10126692 | Power supply control device and image forming apparatus | Mikiyuki Aoki, Seiichi Kirikubo, Taku Kimura, Takeshi Tamada | 2018-11-13 |
| 9964367 | Lifetime diagnosis component for anticorrosive coating, heat exchanger, refrigeration-and-air-conditioning apparatus | Rumi Okajima, Yasunobu Hirai, Kazuhiro Miya, Hironori Kuriki | 2018-05-08 |
| 9823609 | Image forming apparatus | Takeshi Tamada, Mikiyuki Aoki, Seiichi Kirikubo | 2017-11-21 |
| 9703240 | Fuser control device and image forming apparatus | Seiichi Kirikubo, Mikiyuki Aoki, Takeshi Tamada | 2017-07-11 |
| 9656820 | Sheet conveying apparatus which detects multiple feed | Kazutoshi Yoshimura, Takashi Watanabe, Toshikazu Higashi | 2017-05-23 |
| 9261841 | Image forming apparatus | Teruhiko Fujikura, Satoshi Miyajima, Tadayuki Ueda, Yoshihito Sasamoto, Eiji Nishikawa +1 more | 2016-02-16 |
| 9031444 | Image forming apparatus provided with fixing unit for fixing images formed on paper and method of controlling heaters of the apparatus | Yoshihito Sasamoto, Tadayuki Ueda, Toru Kasamatsu, Eiji Nishikawa, Takanobu Shiki | 2015-05-12 |
| 8792109 | Printing control apparatus, image forming apparatus and printing system | Takeshi Tamada, Kenji Yamamoto, Akihiro Hayashi, Yoshihito Sasamoto, Kenji Tamaki | 2014-07-29 |
| 8725041 | Image forming apparatus with countermeasures against instantaneous fluctuation due to vibration | Katsunori Takahashi, Masashi Sugano, Akifumi Isobe, Kenji Tamaki, Satoshi Shimao | 2014-05-13 |
| 8706013 | Fixing device and image forming apparatus | Katsunori Takahashi, Masashi Sugano, Akifumi Isobe, Kenji Tamaki, Satoshi Shimao | 2014-04-22 |
| 8670683 | Image forming apparatus | Katsunori Takahashi, Masashi Sugano, Akifumi Isobe, Jun Onishi, Masahito Takano +1 more | 2014-03-11 |
| 8606155 | Fixing device with a separation section configured to blast gas from a heat receiving duct, and image forming apparatus incorporating the same | Masashi Sugano, Katsunori Takahashi, Akifumi Isobe, Kenji Tamaki, Satoshi Shimao | 2013-12-10 |
| 8579283 | Image forming apparatus | Akifumi Isobe, Masashi Sugano, Katsunori Takahashi, Kenji Tamaki, Satoshi Shimao | 2013-11-12 |
| 8480079 | Sheet reversing apparatus, image forming apparatus and sheet reversing method | Masashi Sugano, Katsunori Takahashi, Akifumi Isobe, Kenji Tamaki, Satoshi Shimao | 2013-07-09 |
| 8451310 | Image forming apparatus | Kenji Tamaki, Masashi Sugano, Katsunori Takahashi, Akifumi Isobe, Satoshi Shimao | 2013-05-28 |
| 8380092 | Toner concentration sensor and toner concentration control method | Hirotada Seki, Satoru Sasaki, Natsuyo Higashi, Hiroaki Takatsu | 2013-02-19 |
| 8320789 | Cooling apparatus and image formation apparatus | Hiroaki Takatsu, Satoru Sasaki, Natsuyo Higashi, Hirotada Seki | 2012-11-27 |
| 7885568 | Image forming device with improved fixing temperature control and method | Natsuyo Higashi, Hirotada Seki, Satoru Sasaki | 2011-02-08 |
| 7869077 | Apparatus and method for delivering material using a user box and computer program product | Kouji Ohara, Ryotaro Iwase | 2011-01-11 |