Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10338488 | Image forming apparatus | Tatsuhiro Igarashi, Naoki Ota, Makoto Kamisaki, Yasuhisa Morooka, Jun Sekiya | 2019-07-02 |
| 10268153 | Image forming apparatus | Makoto Kamisaki, Naoki Ota, Tatsuhiro Igarashi, Yasuhisa Morooka, Jun Sekiya | 2019-04-23 |
| 10067437 | Electrostatic charge image developer, process cartridge, and image forming apparatus | Masashi Ikeda, Emi Takahashi, Yuka Ishihara, Makoto Kamisaki, Teppei Yawada | 2018-09-04 |
| 10036980 | Developing device and image forming apparatus | Tatsuhiro Igarashi, Masahiro Uchida, Makoto Kamisaki, Teppei Yawada, Jun Sekiya +1 more | 2018-07-31 |
| 9897965 | Image forming device having a suction device | Teppei Yawada, Masahiro Uchida, Masashi Ikeda, Makoto Kamisaki, Tatsuhiro Igarashi | 2018-02-20 |
| 9891577 | Image forming apparatus and image forming method using a toner carrier containing silicon derived from silica and silicone oil | Masashi Ikeda, Emi Takahashi, Yuka Ishihara, Makoto Kamisaki, Teppei Yawada | 2018-02-13 |
| 9891554 | Developing device and image forming apparatus | Tatsuhiro Igarashi, Masahiro Uchida, Makoto Kamisaki, Teppei Yawada | 2018-02-13 |
| 9753404 | Powder container and image forming apparatus | Masahiro Uchida, Masashi Ikeda, Makoto Kamisaki, Tatsuhiro Igarashi, Teppei Yawada | 2017-09-05 |
| 9488952 | Cleaning device and image forming apparatus | Masashi Ikeda, Yoshinari Ueno, Masahiro Uchida, Tatsuhiro Igarashi, Mona TASAKI +1 more | 2016-11-08 |
| 9411270 | Cleaning device and image forming apparatus | Masahiro Uchida, Masashi Ikeda, Tatsuhiro Igarashi, Mona TASAKI, Teppei Yawada | 2016-08-09 |
| 9141027 | Cleaning device, and image forming apparatus | Masashi Ikeda, Tatsuhiro Igarashi, Teppei Yawada | 2015-09-22 |
| 9075347 | Developing device and image forming apparatus | Masahiro Uchida, Masashi Ikeda, Tatsuhiro Igarashi, Teppei Yawada | 2015-07-07 |
| 9069295 | Cleaning unit, and image forming apparatus | Tatsuhiro Igarashi, Masashi Ikeda, Teppei Yawada | 2015-06-30 |
| 9046819 | Toner transport device, and image forming apparatus | Masashi Ikeda, Tatsuhiro Igarashi | 2015-06-02 |
| 8275294 | Developing device and image forming apparatus | Masashi Ikeda, Masahiro Uchida | 2012-09-25 |
| 6898396 | Image forming apparatus and a process cartridge which is attachable and detachable from the image forming apparatus | Koji Fukushima, Yoshihiro Maekawa, Naoki Ohnishi, Jin Kasono | 2005-05-24 |
| 6587659 | Image forming device | Koji Fukushima, Yoshihiro Maekawa, Eiji Funabashi, Kazuo Sueyoshi, Hiroyuki Miura +4 more | 2003-07-01 |