Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11796939 | Conveying device and image forming apparatus | Yasuhisa Morooka, Naoki Ota, Masataka Kuribayashi, Takafumi Koide, Yusuke Fukuda +4 more | 2023-10-24 |
| 11630402 | Particle conveying device and image forming apparatus | Yusuke Fukuda, Naoki Ota, Masataka Kuribayashi, Takafumi Koide, Katsuyuki Kitajima +4 more | 2023-04-18 |
| 11112733 | Image forming apparatus and process cartridge including a toner satisfying relations | Jun Sekiya, Masataka Kuribayashi, Shota OSHIMA | 2021-09-07 |
| 10831139 | Image forming apparatus including a fixing belt for fixing toner including toner particles and silica particles | Shota OSHIMA, Takafumi Koide | 2020-11-10 |
| 10795305 | Image forming apparatus and process cartridge | Masataka Kuribayashi, Jun Sekiya, Shota OSHIMA | 2020-10-06 |
| 10719041 | Image forming apparatus | Tatsuhiro Igarashi, Naoki Ota, Yusuke Fukuda, Yasuhisa Morooka, Jun Sekiya +5 more | 2020-07-21 |
| 10539895 | Image forming apparatus | Naoki Ota, Tatsuhiro Igarashi, Yasuhisa Morooka, Jun Sekiya | 2020-01-21 |
| 10495995 | Image forming apparatus | Yasuhisa Morooka, Naoki Ota, Tatsuhiro Igarashi, Jun Sekiya | 2019-12-03 |
| 10394179 | Image forming apparatus with cleaning unit | Masataka Kuribayashi, Takafumi Koide, Yusuke Fukuda, Katsuyuki Kitajima, Teppei Yawada +1 more | 2019-08-27 |
| 10338488 | Image forming apparatus | Tatsuhiro Igarashi, Manabu Furuki, Naoki Ota, Yasuhisa Morooka, Jun Sekiya | 2019-07-02 |
| 10268153 | Image forming apparatus | Manabu Furuki, 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, Manabu Furuki, Teppei Yawada | 2018-09-04 |
| 10036980 | Developing device and image forming apparatus | Tatsuhiro Igarashi, Manabu Furuki, Masahiro Uchida, Teppei Yawada, Jun Sekiya +1 more | 2018-07-31 |
| 9897965 | Image forming device having a suction device | Teppei Yawada, Manabu Furuki, Masahiro Uchida, Masashi Ikeda, Tatsuhiro Igarashi | 2018-02-20 |
| 9891554 | Developing device and image forming apparatus | Tatsuhiro Igarashi, Manabu Furuki, Masahiro Uchida, Teppei Yawada | 2018-02-13 |
| 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, Manabu Furuki, Teppei Yawada | 2018-02-13 |
| 9753404 | Powder container and image forming apparatus | Masahiro Uchida, Manabu Furuki, Masashi Ikeda, Tatsuhiro Igarashi, Teppei Yawada | 2017-09-05 |
| 9244392 | Image forming apparatus with oriented flake shape toner | Masataka Kuribayashi, Takafumi Koide, Katsuyuki Kitajima, Yasuhisa Morooka | 2016-01-26 |
| 9239532 | Brilliant toner, electrostatic charge image developer, and toner cartridge | Sakiko HIRAI, Atsushi SUGITATE, Masaru Takahashi, Satomi HARA | 2016-01-19 |
| 9058001 | Image forming apparatus | Narumasa SATO, Eiji Nakai, Katsuyuki Kitajima, Toyofumi Inoue, Takafumi Koide +3 more | 2015-06-16 |