Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11850860 | Cleaning device and image forming apparatus | Hajime Kawakami | 2023-12-26 |
| 11376841 | Inkjet image forming apparatus and image quality adjustment method | Yukimasa Azuma | 2022-07-05 |
| 10591848 | Magnet roller, developing roller, developing device, and image forming apparatus | Toshiaki Shima, Shinya Tokutake, Hidetoshi Noguchi | 2020-03-17 |
| 10234812 | Transport member and developing device including the same | Toshiaki Shima, Yohei ITO, Kazuyoshi Ota | 2019-03-19 |
| 10209646 | Image forming apparatus | Kazuyoshi Ota, Futoshi Okazaki, Hidetoshi Noguchi, Masanori Kawada | 2019-02-19 |
| 10185270 | Image forming apparatus which determines a toner supplying amount based on predicted toner consumption and predicted density of stored toner, toner supply method, and non-transitory computer-readable recording medium encoded with toner supply program | Masanori Kawada, Yohei ITO, Toshiaki Shima, Kazuyoshi Ota, Shinya Tokutake +3 more | 2019-01-22 |
| 9989882 | Development device and image forming apparatus | Toshiaki Shima, Masanori Kawada, Yohei ITO, Shinya Tokutake | 2018-06-05 |
| 9798289 | Image forming apparatus | Shigeru Tashiro, Masayuki Satou, Masahiro Yamaguchi, Shoichi Yoshikawa | 2017-10-24 |
| 9771228 | Sheet feeding device, sheet feeding method, and image forming apparatus | Hiroshi Mizuno, Atsuhiko Shimoyama, Noboru Oomoto, Ryo Oshima | 2017-09-26 |
| 9335736 | Image forming apparatus | Shigeru Tashiro, Masayuki Satou, Masahiro Yamaguchi, Shoichi Yoshikawa | 2016-05-10 |
| 9272863 | Sheet feeding device and image forming apparatus | Atsuhiko Shimoyama, Noboru Oomoto, Hiroshi Mizuno, Ryo Oshima | 2016-03-01 |
| 9251780 | Sound output device | Masahiro Yamaguchi, Takayuki Ito | 2016-02-02 |
| 9199810 | Sheet supply apparatus and image forming apparatus | Atsuhiko Shimoyama, Noboru Oomoto, Hiroshi Mizuno, Ryo Oshima | 2015-12-01 |
| 9096399 | Sheet feeding device and image forming apparatus | Noboru Oomoto, Atsuhiko Shimoyama, Hiroshi Mizuno, Ryo Oshima | 2015-08-04 |
| 9031467 | Discharge device | — | 2015-05-12 |
| 8690152 | Sheet conveyor, image forming apparatus and image scanning apparatus | Takayuki Ito, Shigeru Tashiro, Naotoshi Kawai | 2014-04-08 |
| 8121504 | Apparatus and method for measuring or controlling concentration of liquid developer | Keyaki Yogome | 2012-02-21 |
| 7729626 | Apparatus and method for adjusting concentration of liquid developer | Yuji Kamoda, Keyaki Yogome | 2010-06-01 |
| 7324776 | Image forming apparatus, charge controlling apparatus, and image forming method | Akira Hirota, Noritoshi Hagimoto, Kuniya Matsuura, Naotoshi Kawai, Kentaro Katori | 2008-01-29 |
| 7197264 | Image forming apparatus | Noritoshi Hagimoto, Kuniya Matsuura, Akira Hirota, Naotoshi Kawai, Kentaro Katori | 2007-03-27 |
| 6708016 | Developing device comprising a regulation member having at least one bent part | Yoshihiro Fukuhata, Akihiro Kawasaki, Koji Uno, Eiji Gyotoku | 2004-03-16 |