Issued Patents All Time
Showing 1–25 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11506994 | Toner cartridge including a protrusion protruding from a center of a conveyance drive gear | Tomohiro Kubota, Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada +1 more | 2022-11-22 |
| 11231663 | Toner cartridge including a protrusion protruding from a center of a conveyance drive gear | Tomohiro Kubota, Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada +1 more | 2022-01-25 |
| 11112734 | Belt device, belt regulator, roller unit, and image forming apparatus | Naohiro Kumagai, Katsuya Kawagoe, Masaharu Furuya, Hiroki Nakamatsu, Yoshiki Hozumi | 2021-09-07 |
| 11081494 | Semiconductor memory | — | 2021-08-03 |
| 10955771 | Belt control device and image forming apparatus incorporating same | Naohiro Kumagai, Katsuya Kawagoe, Masaharu Furuya, Hiroki Nakamatsu, Yoshiki Hozumi | 2021-03-23 |
| 10816914 | Developer container for image forming apparatus | Tomohiro Kubota, Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada +1 more | 2020-10-27 |
| 10797077 | Three-dimensional semiconductor memory device including slit with lateral surfaces having periodicity | Genki Kawaguchi, Hideki Inokuma, Osamu Matsuura, Takeshi Imamura, Hideo Wada +4 more | 2020-10-06 |
| 10558145 | Downsized developer container with higher degree of freedom | Tomohiro Kubota, Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada +1 more | 2020-02-11 |
| 10541251 | Three-dimensional semiconductor memory device including slit with lateral surfaces having periodicity | Genki Kawaguchi, Hideki Inokuma, Osamu Matsuura, Takeshi Imamura, Hideo Wada +4 more | 2020-01-21 |
| 10403636 | Semiconductor memory device and method for manufacturing the same | Hideki Inokuma, Osamu Matsuura | 2019-09-03 |
| 10295933 | Developer container, developing device, process unit, and image forming apparatus | Tomohiro Kubota, Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada +1 more | 2019-05-21 |
| 10199498 | Semiconductor memory device | Osamu Matsuura, Hideki Inokuma | 2019-02-05 |
| 10175607 | Developer container including a convex portion, a rotator, and a recess | Tomohiro Kubota, Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada +1 more | 2019-01-08 |
| 9857734 | Image forming apparatus | Takeshi Sakashita, Kenji Nakamura, Yuuji Meguro, Takahiro Seki, Naoki Takai +1 more | 2018-01-02 |
| 9817340 | Image forming apparatus that performs a refreshing operation | Takahiro Seki, Takeshi Sakashita, Takeshi Yamashita, Naoki Takai, Takuya Akiyama | 2017-11-14 |
| 9696657 | Developer container, developing device, process unit, and image forming apparatus | Tomohiro Kubota, Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada +1 more | 2017-07-04 |
| 9436125 | Powder container and image forming apparatus incorporating same | Tatsuo Fukushima | 2016-09-06 |
| 9348309 | Image forming apparatus and driving method for driving image forming apparatus | Yasuhide Matsuno, Shin Murayama, Shin Yamamoto, Shinichi Arasawa | 2016-05-24 |
| 9304474 | Image forming apparatus | Takeshi Sakashita, Yuuji Meguro, Naoki Takai, Daisuke Hasebe | 2016-04-05 |
| 9280130 | Developer container, developing device, process unit, and image forming apparatus | Tomohiro Kubota, Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada +1 more | 2016-03-08 |
| 9213270 | Image forming apparatus | Tetsushi Sakuma, Takeshi Sakashita, Mitsutoshi Kichise, Yuuji Meguro, Masato Tsuji | 2015-12-15 |
| 9201385 | Moving device and image forming apparatus including the moving device | Kenji Nakamura | 2015-12-01 |
| 9176419 | Developer container, developing device, process unit, and image forming apparatus | Tomohiro Kubota, Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada +1 more | 2015-11-03 |
| 9164470 | Transfer device and attachment of the transfer device to a cover of an image forming apparatus | Takeshi Sakashita, Mitsutoshi Kichise, Tetsushi Sakuma | 2015-10-20 |
| 9069284 | Image forming apparatus and powder transport unit | Yoshiyuki Shimizu, Tomohiro Kubota, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more | 2015-06-30 |