Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10852689 | Powder container and image forming apparatus | Nobuo Takami, Kiyonori Tsuda, Ryoichi Teranishi, Junichi Matsumoto, Toshio Koike +4 more | 2020-12-01 |
| 10635043 | Powder container and image forming apparatus | Nobuo Takami, Kiyonori Tsuda, Ryoichi Teranishi, Junichi Matsumoto, Toshio Koike +4 more | 2020-04-28 |
| 10564592 | Image forming apparatus including a removable component which is held by holder | Michiharu Suzuki, Jun Shiori, Hideo Yoshizawa, Toshio Koike, Teppei Kikuchi +1 more | 2020-02-18 |
| 10558134 | Image forming apparatus | Toshio Koike, Teppei Kikuchi, Michiharu Suzuki, Jun Shiori, Kazuhiro Aso | 2020-02-11 |
| 10520856 | Developing device, process cartridge, and image forming apparatus incorporating same | Toshio Koike, Jun Shiori, Hideo Yoshizawa, Teppei Kikuchi, Kazuhiro Aso +1 more | 2019-12-31 |
| 10409196 | Image forming apparatus including developing devices, developing containers, and changeable conveyance paths between the developing devices and the developing containers | Toshio Koike, Jun Shiori, Teppei Kikuchi, Michiharu Suzuki, Kazuhiro Aso +2 more | 2019-09-10 |
| 10394186 | Powder container and image forming apparatus | Nobuo Takami, Kiyonori Tsuda, Ryoichi Teranishi, Junichi Matsumoto, Toshio Koike +4 more | 2019-08-27 |
| 10203650 | Powder container and image forming apparatus | Nobuo Takami, Kiyonori Tsuda, Ryoichi Teranishi, Junichi Matsumoto, Toshio Koike +4 more | 2019-02-12 |
| 10203633 | Image forming apparatus | Michiharu Suzuki, Hideo Yoshizawa, Jun Shiori, Toshio Koike, Kazuhiro Aso +1 more | 2019-02-12 |
| 10197948 | Developing device and image forming apparatus | Hitoshi Iwatsuki, Koichi Sakata, Hiroshi Tohmatsu, Toyoaki Tano, Kenichi Mashiko +5 more | 2019-02-05 |
| 10048644 | Powder container and image forming apparatus | Nobuo Takami, Kiyonori Tsuda, Ryoichi Teranishi, Junichi Matsumoto, Toshio Koike +4 more | 2018-08-14 |
| 9921541 | Developing device, and image forming apparatus and process cartridge incorporating same | Yasunobu Shimizu, Akira Azami, Masaaki Yamada, Yoshiko Ogawa, Toshio Koike +4 more | 2018-03-20 |
| 9581936 | Developing device and image forming apparatus including a contact member which is elastically deformed | Teppei Kikuchi, Kentaro Mikuniya, Toshio Koike, Yutaka Takahashi, Hideki Kosugi | 2017-02-28 |
| 9547257 | Developer pump with restricted detection time and image forming device | Junichi Matsumoto, Kiyonori Tsuda, Nobuo Takami, Yutaka Takahashi, Kentaro Mikuniya +2 more | 2017-01-17 |
| 9285714 | Developing device and image forming apparatus and process cartridge incorporating same | Kiyonori Tsuda, Yutaka Takahashi, Kentaro Mikuniya, Toshio Koike, Emiko Shiraishi | 2016-03-15 |
| 9229361 | Developer conveyance device, image forming apparatus, and developer conveyance method | Junichi Matsumoto, Kiyonori Tsuda, Nobuo Takami, Yutaka Takahashi, Kentaro Mikuniya +1 more | 2016-01-05 |
| 9176431 | Developing device and image forming apparatus and process cartridge incorporating same | Toshio Koike, Kiyonori Tsuda, Yutaka Takahashi, Yuichi Aizawa, Kentaro Mikuniya | 2015-11-03 |