Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11053091 | Sheet position detection apparatus, sheet conveyance apparatus, and image formation apparatus | Masayuki Satou, Taisuke Minemura, Shoichi Yoshikawa | 2021-07-06 |
| 10222722 | Toner storing container, image forming apparatus, and method for manufacturing toner storing container | Tomoyoshi Yukimoto, Taisuke Minemura, Masayuki Satou, Shoichi Yoshikawa | 2019-03-05 |
| 10073393 | Fixing device and image forming apparatus | Taisuke Minemura, Shoichi Yoshikawa, Masahiro Yamaguchi | 2018-09-11 |
| 9764911 | Sheet member supply device and image forming apparatus | Shoichi Yoshikawa, Atsuhiko Shimoyama, Yasuhiro Suzuki, Masahiro Yamaguchi | 2017-09-19 |
| 9523944 | Belt tension adjustment mechanism and image forming apparatus | Shoichi Yoshikawa, Atsuhiko Shimoyama, Masahiro Yamaguchi, Yasuhiro Suzuki | 2016-12-20 |
| 9342024 | Image forming apparatus | Hiroyuki Maeda, Yasuhiro Suzuki | 2016-05-17 |
| 9335707 | Image forming apparatus for cancelling non-uniform rotation of a rotating member | Takashi Fujiwara, Shoichi Yoshikawa, Noboru Oomoto | 2016-05-10 |
| 9208413 | Color correcting system and image forming apparatus including same | Tadayasu Sekioka, Naotoshi Kawai, So Yano, Noboru Oomoto, Takashi Fujiwara | 2015-12-08 |
| 9122217 | Image forming apparatus and image noise prediction method | Hiroyuki Maeda, Tadayasu Sekioka, Naotoshi Kawai | 2015-09-01 |
| 9116123 | Gloss measuring device and image forming device including same | So Yano, Naotoshi Kawai, Noboru Oomoto, Shoichi Yoshikawa, Takao Miyamoto | 2015-08-25 |
| 9037059 | Fixing device and image forming apparatus | Noboru Oomoto, Shoichi Yoshikawa, Tadayasu Sekioka, Takashi Fujiwara, Naoki Miyagawa | 2015-05-19 |
| 8918021 | Damper device and image forming apparatus | Noboru Oomoto, Tadayasu Sekioka, Takashi Fujiwara, Naoki Miyagawa | 2014-12-23 |
| 8882601 | Damper device and image forming apparatus | Noboru Oomoto, Shoichi Yoshikawa, Tadayasu Sekioka, Takashi Fujiwara, Naoki Miyagawa | 2014-11-11 |
| 8805243 | Image forming apparatus | Takashi Fujiwara, Shoichi Yoshikawa, Tadayasu Sekioka, Noboru Oomoto | 2014-08-12 |
| 8805259 | Fixing device and image forming apparatus | Takashi Fujiwara, Shoichi Yoshikawa, Tadayasu Sekioka, Noboru Oomoto, Naoki Miyagawa | 2014-08-12 |
| 8787793 | Image carrier driver and image forming apparatus with damper configured to attenuate oscillation associated with power transmission | Shoichi Yoshikawa, Tadayasu Sekioka, Noboru Oomoto, Takashi Fujiwara, Naoki Miyagawa | 2014-07-22 |
| 8652019 | Fixing member and method for manufacturing same | Noboru Oomoto, Shoichi Yoshikawa, Shigeru Tashiro, Atsuhiko Shimoyama, Tou Matsunaga | 2014-02-18 |
| 8626029 | Image forming apparatus with power transmission system configured to attenuate oscillation | Takashi Fujiwara, Shoichi Yoshikawa, Tadayasu Sekioka, Noboru Oomoto | 2014-01-07 |
| 8554103 | Image forming apparatus | Noboru Oomoto, Shoichi Yoshikawa, Shigeru Tashiro, Atsuhiko Shimoyama, Tou Matsunaga | 2013-10-08 |
| 8554104 | Image forming apparatus having a fixing device including an exhaust fan | Atsuhiko Shimoyama, Shoichi Yoshikawa, Shigeru Tashiro, Noboru Oomoto, Tou Matsunaga | 2013-10-08 |
| 8478156 | Image forming apparatus having air duct facing fixing member | Atsuhiko Shimoyama, Tooru Watanabe, Shigeru Tashiro, Noboru Oomoto, Tou Matsunaga | 2013-07-02 |
| 7992868 | Image forming apparatus capable of detecting edge portion of sheet being fed | Yuta Tachibana, Yutaka Otsuka, Shoichi Tsuge | 2011-08-09 |
| 7228090 | Image forming apparatus with a removable process unit capable of securing rotation transmission accuracy without stressing a holding portion despite shaft misalignment | Nozomu Kondo, Kou Yamada, Tooru Watanabe, Syuichi Katogi, Shigeru Tashiro +1 more | 2007-06-05 |