Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9921541 | Developing device, and image forming apparatus and process cartridge incorporating same | Yasunobu Shimizu, Akira Azami, Masaaki Yamada, Yoshiko Ogawa, Toshio Koike +4 more | 2018-03-20 |
| 9772579 | Developing device and image forming apparatus incorporating same | Yuki Oshikawa, Akira Azami, Yoshiko Ogawa, Masaaki Yamada, Yoshihiro Fujiwara +6 more | 2017-09-26 |
| 9625851 | Developing device and image forming apparatus incorporating same | Yuki Oshikawa, Akira Azami, Yoshiko Ogawa, Masaaki Yamada, Yoshihiro Fujiwara +6 more | 2017-04-18 |
| 8412089 | Image forming apparatus and guide therefor capable of reducing toner scattered on recording medium | Kazuchika Saeki, Mitsuru Takahashi, Kazuosa Kuma, Takeshi Fukao, Tsutomu Kato | 2013-04-02 |
| 8139968 | Image forming apparatus | Tsutomu Katoh, Kazuosa Kuma, Takeshi Fukao | 2012-03-20 |
| 7899386 | Image forming apparatus and guide therefor capable of reducing toner scattered on recording medium | Kazuchika Saeki, Mitsuru Takahashi, Kazuosa Kuma, Takeshi Fukao, Tsutomu Katoh | 2011-03-01 |
| 7885588 | Transfer assembly and image forming apparatus including same | Tsutomu Katoh, Kazuosa Kuma, Takeshi Fukao | 2011-02-08 |
| 7848692 | Neutralization unit and image forming apparatus having a neutralization unit for removing electric charge | Kazuchika Saeki, Mitsuru Takahashi, Tsutomu Katoh, Takeshi Fukao, Kazuosa Kuma | 2010-12-07 |
| 7706735 | Lubricant applying device and image forming apparatus | — | 2010-04-27 |
| 7509073 | Image forming apparatus and belt unit | Tsutomu Katoh, Mitsuru Takahashi, Kazuchika Saeki, Kazuosa Kuma, Takeshi Fukao | 2009-03-24 |
| 7499665 | Belt device including an annular belt, and an image forming apparatus for detection of rotational angular speed or rotational angular displacement | Kazuosa Kuma, Mitsuru Takahashi, Kazuchika Saeki, Tsutomu Katoh, Takeshi Fukao | 2009-03-03 |