Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11545308 | Liquid composition and method for producing electrochemical device | Kohji Matsuoka, Ryuji Higashi, Masahiro Masuzawa, Hideo Yanagita, Yuu Zama +2 more | 2023-01-03 |
| 10234810 | Conveyance device and image forming apparatus incorporating same | Yuuki Nobuoka | 2019-03-19 |
| 10120303 | Image forming system | Takeshi Kojima, Sho Sekiguchi, Taichi Urayama, Kazuya Saitoh, Takuya Moriyama +3 more | 2018-11-06 |
| 9891560 | Image forming system | — | 2018-02-13 |
| 9778612 | Image forming apparatus including charge removing needle and light irradiator | Satoru Uchida, Yuuki Nobuoka | 2017-10-03 |
| 9575441 | Image forming system | Takeshi Kojima, Sho Sekiguchi, Taichi Urayama, Kazuya Saitoh, Takuya Moriyama +3 more | 2017-02-21 |
| 9459565 | Image forming system | — | 2016-10-04 |
| 9454106 | Image forming apparatus with drive control of a driven member based on a between-sheets time | Sho Sekiguchi, Takeshi Kojima, Hiroomi Tamura, Tetsuto Ueda, Kazuya Saitoh +3 more | 2016-09-27 |
| 9046821 | Development device and image forming apparatus incorporating same | Akira Azami, Toshio Koike, Masaaki Yamada, Hiroaki Okamoto | 2015-06-02 |
| 9031471 | Development device and image forming apparatus incorporating same | Yasuo Takuma, Junichi Matsumoto, Hiroshi Kikuchi, Natsumi Matsue | 2015-05-12 |
| 8688012 | Developing device and image forming apparatus | Junichi Matsumoto, Yasuo Takuma, Hiroshi Kikuchi, Natsumi Matsue | 2014-04-01 |
| 8682187 | Development device and image forming apparatus incorporating same | Yasuo Takuma, Junichi Matsumoto, Hiroshi Kikuchi, Natsumi Matsue | 2014-03-25 |
| 8666288 | Developing device and image forming apparatus | Junichi Matsumoto, Yasuo Takuma, Hiroshi Kikuchi, Natsumi Matsue | 2014-03-04 |
| 8639150 | Development device and image forming apparatus | Yasuo Takuma, Junichi Matsumoto, Hiroshi Kikuchi, Natsumi Katoh | 2014-01-28 |
| 8615186 | Development device and image forming apparatus incorporating same | Hiroshi Kikuchi, Yasuo Takuma, Junichi Matsumoto | 2013-12-24 |
| 8515316 | Developing device and image forming apparatus | Junichi Matsumoto, Natsumi Matsue, Yasuo Takuma, Hiroshi Kikuchi | 2013-08-20 |
| 8385783 | Development device including an agitator having a linear member, and an imaging forming apparatus including the development device | Junichi Matsumoto, Natsumi Matsue | 2013-02-26 |
| 8295739 | Development device and image forming apparatus using same having multiple supply ports which are disposed at different positions in the axial direction | Natsumi Matsue, Junichi Matsumoto | 2012-10-23 |
| 8280281 | Development device and image forming apparatus | Junichi Matsumoto, Nobuo Iwata, Natsumi Katoh | 2012-10-02 |
| 8175488 | Image forming apparatus and image forming method including transporting developer using an airflow generator | Nobuo Iwata, Junichi Matsumoto, Natsumi Katoh | 2012-05-08 |
| 8112016 | Developing agent circulation system and image forming apparatus using same | Junichi Matsumoto, Nobuo Iwata, Natsumi Katoh | 2012-02-07 |
| 8103197 | Developing system and image forming apparatus incorporating same | Junichi Matsumoto, Nobuo Iwata, Natsumi Katoh | 2012-01-24 |
| 8073368 | Development device and image forming apparatus | Nobuo Iwata, Junichi Matsumoto, Natsumi Katoh | 2011-12-06 |
| 8036576 | Developing device including a stirring mechanism for a two-component developer and image forming apparatus including same | Natsumi Katoh, Junichi Matsumoto, Nobuo Iwata | 2011-10-11 |
| 8014703 | Development device and image forming apparatus | Junichi Matsumoto, Nobuo Iwata, Natsumi Katoh | 2011-09-06 |