Issued Patents All Time
Showing 1–25 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12306557 | Shutter mechanism, powder container, and developing device | — | 2025-05-20 |
| 11314185 | Toner container having protrusions projecting from opposite sides of the toner container | Noriyuki Kimura, Eisuke Hori, Hideki Kimura, Kenji Kikuchi, Yuji Suzuki | 2022-04-26 |
| 11275325 | Image forming apparatus including a process cartridge that includes a developing device | Hotaru HASHIKAWA, Yoshihiro Fujiwara, Ryusuke Mase, Kazuki Yogosawa, Tomohiro Kubota +2 more | 2022-03-15 |
| 10976686 | Toner container having protrusions projecting from opposite sides of the toner container | Noriyuki Kimura, Eisuke Hori, Hideki Kimura, Kenji Kikuchi, Yuji Suzuki | 2021-04-13 |
| 10852689 | Powder container and image forming apparatus | Kiyonori Tsuda, Ryoichi Teranishi, Junichi Matsumoto, Toshio Koike, Yutaka Takahashi +4 more | 2020-12-01 |
| 10635043 | Powder container and image forming apparatus | Kiyonori Tsuda, Ryoichi Teranishi, Junichi Matsumoto, Toshio Koike, Yutaka Takahashi +4 more | 2020-04-28 |
| 10459370 | Toner container having protrusions projecting from opposite sides of the toner container | Noriyuki Kimura, Eisuke Hori, Hideki Kimura, Kenji Kikuchi, Yuji Suzuki | 2019-10-29 |
| 10394186 | Powder container and image forming apparatus | Kiyonori Tsuda, Ryoichi Teranishi, Junichi Matsumoto, Toshio Koike, Yutaka Takahashi +4 more | 2019-08-27 |
| 10317814 | Powder supply device and image forming apparatus incorporating same | Tetsuro Hirota, Kenji Kikuchi, Koichi Yamazaki, Atsushi Nakamoto, Naohiro Kawashima +3 more | 2019-06-11 |
| 10203650 | Powder container and image forming apparatus | Kiyonori Tsuda, Ryoichi Teranishi, Junichi Matsumoto, Toshio Koike, Yutaka Takahashi +4 more | 2019-02-12 |
| 10054873 | Toner container having protrusions projecting from opposite sides of the toner container | Noriyuki Kimura, Eisuke Hori, Hideki Kimura, Kenji Kikuchi, Yuji Suzuki | 2018-08-21 |
| 10048644 | Powder container and image forming apparatus | Kiyonori Tsuda, Ryoichi Teranishi, Junichi Matsumoto, Toshio Koike, Yutaka Takahashi +4 more | 2018-08-14 |
| 10048615 | Powder container and image forming apparatus | Junji Yamabe | 2018-08-14 |
| 10007209 | Developing device and image forming apparatus incorporating same that reduce low-flow regions of toner within the developing device | Shinnosuke Koshizuka, Koichi Yamazaki, Atsushi Nakamoto, Kazunori Suzuki, Naohiro Kawashima | 2018-06-26 |
| 9897938 | Developing device and image forming apparatus incorporating same | Shinnosuke Koshizuka, Koichi Yamazaki, Tatsuya Kubo, Atsushi Nakamoto, Kazunori Suzuki +1 more | 2018-02-20 |
| 9817335 | Powder amount detector, powder supply device, and image forming apparatus incorporating same | Naohiro Kawashima, Koichi Yamazaki, Atsushi Nakamoto, Shinnosuke Koshizuka, Tatsuya Kubo +4 more | 2017-11-14 |
| 9778596 | Toner container and image forming apparatus including a shutter having extension | Noriyuki Kimura, Eisuke Hori, Hideki Kimura, Kenji Kikuchi, Yuji Suzuki | 2017-10-03 |
| 9690232 | Toner container and image forming apparatus | Eisuke Hori, Noriyuki Kimura, Yuji Suzuki, Hideki Kimura, Kenji Kikuchi +2 more | 2017-06-27 |
| D781374 | Toner container | — | 2017-03-14 |
| D781375 | Toner container | — | 2017-03-14 |
| 9547257 | Developer pump with restricted detection time and image forming device | Junichi Matsumoto, Kiyonori Tsuda, Yutaka Takahashi, Kentaro Mikuniya, Keinosuke Kondoh +2 more | 2017-01-17 |
| 9541862 | Toner container including a cap with two shoulders and image forming device | Noriyuki Kimura, Eisuke Hori, Hideki Kimura, Kenji Kikuchi, Yuji Suzuki | 2017-01-10 |
| 9429874 | Toner container and image forming apparatus | Eisuke Hori, Noriyuki Kimura, Yuji Suzuki, Hideki Kimura, Kenji Kikuchi +2 more | 2016-08-30 |
| 9411268 | Toner container and image forming apparatus with a mechanism to secure the toner container | Kenji Kikuchi, Eisuke Hori, Yuji Suzuki, Hideki Kimura, Noriyuki Kimura | 2016-08-09 |
| 9329529 | Toner container and image forming apparatus in which the toner container has protrusions which interact with the image forming apparatus | Noriyuki Kimura, Eisuke Hori, Hideki Kimura, Kenji Kikuchi, Yuji Suzuki | 2016-05-03 |