Issued Patents All Time
Showing 1–25 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12306255 | Battery voltage monitoring device | Eiki Imaizumi, Biao Shen, Kazuhisa Suzuki | 2025-05-20 |
| 11400817 | Power conversion controller | Ken Kunomura, Toshimasa Shimizu, Kenji Sato, Hirokazu Kato, Kazuaki Yuuki +3 more | 2022-08-02 |
| 10666130 | Electric power conversion system | Kenji Sato, Hirokazu Kato, Takafumi Fukushima, Hiroaki Otani, Tomoyuki Makino +1 more | 2020-05-26 |
| 10204613 | Device and image forming apparatus | Masahiro Ishida, Naoki Matsuda, Kazuhiro Kobayashi, Toshihiro Shimada | 2019-02-12 |
| 10005362 | Electric vehicle control device | Hirokazu Kato, Hiroki Shimoyama, Kei Sakanoue, Tomoyuki Makino, Hiroaki Otani +1 more | 2018-06-26 |
| 9767783 | Device and image forming apparatus | Masahiro Ishida, Naoki Matsuda, Kazuhiro Kobayashi, Toshihiro Shimada | 2017-09-19 |
| 9471021 | Apparatus and method for forming image | Akihiko Tosaka, Kazuhiro Kobayashi, Hiroaki Murakami | 2016-10-18 |
| 9389561 | Image forming apparatus utilizing a plurality of image formation velocities | Kazuhiro Kobayashi, Kaoru Yoshino, Toshihiro Shimada | 2016-07-12 |
| 9116487 | Image forming apparatus | Akihiko Tosaka, Kazuhiro Kobayashi, Hiroaki Murakami | 2015-08-25 |
| 8903278 | Drive unit, and image forming apparatus and process cartridge incorporating same | Hiroaki Murakami, Kazuhiro Kobayashi, Akihiko Tosaka | 2014-12-02 |
| 8772697 | Photodetector device | Satoshi Machida, Yuji Wakabayashi | 2014-07-08 |
| 8712299 | Image forming apparatus having a primary transfer unit, a secondary transfer unit, and a direct transfer unit | Narumi Sugita, Yohei Miura, Keisuke Sugiyama | 2014-04-29 |
| 8688006 | Drive transmission device including a detection device and a protection member made of a conductive material | Kazuhiro Kobayashi, Narumi Sugita | 2014-04-01 |
| 8521046 | Image forming apparatus | Keisuke Sugiyama, Kouji Amanai, Joh Ebara, Yohei Miura, Narumi Sugita | 2013-08-27 |
| 8385778 | Method and apparatus for image forming capable of effectively eliminating color displacement by recognizing a rotational position of a rotating member with a mechanism using detection marks | Noriaki Funamoto, Joh Ebara | 2013-02-26 |
| 8331822 | Image forming apparatus and image forming method of effectively detecting a speed deviation pattern of the image forming apparatus | Kazuhiko Kobayashi, Joh Ebara, Yasuhisa Ehara, Kouji Amanai, Seiichi Handa +3 more | 2012-12-11 |
| 8290413 | Image forming apparatus | Kazuhiro Kobayashi, Kouji Amanai, Narumi Sugita, Kenji Tomita | 2012-10-16 |
| 8274327 | Switched capacitor amplifier | — | 2012-09-25 |
| 8259061 | Optical detection device, and image display device | Toshihiko Omi, Isamu Fujii, Satoshi Machida | 2012-09-04 |
| 8260179 | Image forming apparatus including first and second image forming devices and first and second belt units | Yohei Miura, Kouji Amanai, Joh Ebara, Narumi Sugita, Keisuke Sugiyama +2 more | 2012-09-04 |
| 8185018 | Method and apparatus for image forming capable of effectively eliminating color displacement by recognizing a rotational position of a rotating member with a mechanism using detection marks | Noriaki Funamoto, Joh Ebara | 2012-05-22 |
| 8064801 | Drive transmission device, and image forming apparatus and process cartridge using same | Keisuke Sugiyama, Yasuhisa Ehara, Noriaki Funamoto | 2011-11-22 |
| 8010019 | Image forming apparatus | Noriaki Funamoto, Joh Ebara, Kazuhiko Kobayashi, Keisuke Sugiyama, Yasuhisa Ehara | 2011-08-30 |
| 8010026 | Image forming system and method of detecting color misregistration | Kazuhiko Kobayashi, Yasuhisa Ehara, Joh Ebara, Noriaki Funamoto, Keisuke Sugiyama | 2011-08-30 |
| 7937007 | Image forming apparatus and image forming method of effectively detecting a speed deviation pattern of the image forming apparatus | Kazuhiko Kobayashi, Joh Ebara, Yasuhisa Ehara, Kouji Amanai, Seiichi Handa +3 more | 2011-05-03 |