Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12339600 | Image forming apparatus, component unit of the image forming apparatus, and processing apparatus for the component unit | Naoki Inoue | 2025-06-24 |
| 11914310 | Image forming apparatus, component unit of the image forming apparatus, and processing apparatus for the component unit | Naoki Inoue | 2024-02-27 |
| 11829087 | Image forming apparatus with image bearing members having different surface layer thicknesses | Hiroki Tanaka, Satoru Motohashi, Nobuo Oshima, Akihisa Matsukawa, Katsuichi Abe | 2023-11-28 |
| 11526103 | Image forming apparatus capable of suppressing image defect due to foreign matter | Hiroki Tanaka, Satoru Motohashi, Nobuo Oshima, Akihisa Matsukawa, Katsuichi Abe | 2022-12-13 |
| 11378910 | Process cartridge and image forming apparatus | Takashi Mukai, Takashi Hiramatsu, Shuhei Tokiwa, Takumi Furukawa, Yuichi Kikuchi +1 more | 2022-07-05 |
| 11036161 | Developer bearing member, developing apparatus, process cartridge, and image forming apparatus | Takashi Mukai, Taichi Sato, Yuki Yamamoto, Kazunari Hagiwara, Minoru Nakamura +2 more | 2021-06-15 |
| 10656553 | Image forming apparatus capable of efficiently reducing the influence of discharge products adhering to the surface of an image bearing member | Yuji Kawaguchi | 2020-05-19 |
| 10474097 | Image forming apparatus, electronic storage device, cartridge, and method of controlling image forming apparatus | Naoki Inoue | 2019-11-12 |
| 10054877 | Developing apparatus having varying magnetic flux density and image forming apparatus | Shunsuke Mizukoshi, Yuta Isobe | 2018-08-21 |
| 9897970 | Developer container, developing device, process cartridge and image forming apparatus | Nobuo Oshima, Masanori Tanaka, Yuta Isobe | 2018-02-20 |
| 9897941 | Developing apparatus, process cartridge and image forming apparatus | Nobuo Oshima | 2018-02-20 |
| 9678468 | Cleaning apparatus, process cartridge, image forming apparatus | Yuta Isobe, Nobuo Oshima, Masanori Tanaka, Naoki Hayashi, Shigemi Kamoshida | 2017-06-13 |
| 9563148 | Image forming apparatus comprising a plurality of rotatable sheet members to determine amount of developer by capacitive means | Takayuki Kanazawa | 2017-02-07 |
| 9239546 | Developing unit and process cartridge | Akihisa Matsukawa, Takashi Hiramatsu | 2016-01-19 |
| 9057973 | Charging member and image forming apparatus | Nobuo Oshima | 2015-06-16 |
| 8953985 | Charging member and image forming apparatus | — | 2015-02-10 |
| 7630655 | Image forming apparatus and developer remaining amount detecting method | Nobuo Komiya | 2009-12-08 |
| 7532828 | Image forming apparatus and developer remaining amount detecting method | Nobuo Komiya | 2009-05-12 |
| 7444092 | Image forming apparatus | Norihito Naito, Satoru Inami | 2008-10-28 |
| 7426482 | Image processing apparatus, method of placing order for expendables of image processing apparatus, storage medium, and program | Satoru Inami, Masanobu Saito, Seiichi Shinohara | 2008-09-16 |
| 6873350 | Image forming apparatus and image forming method | Masanobu Saito, Satoru Inami, Seiichi Shinohara | 2005-03-29 |
| 6636251 | Image forming apparatus and method | Masanobu Saitou, Satoru Inami, Seiichi Shinohara | 2003-10-21 |