Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11860565 | Restricting member, developing device, process cartridge, and image forming apparatus | Issei Imamura, Ryohei Tsutsumi, Takuya Oka | 2024-01-02 |
| 11835888 | Developing device, cartridge, image forming apparatus | Harunobu Maeda, Masahito Kato, Kodai Hayashi, Takuya Oka, Yu Akiba +3 more | 2023-12-05 |
| 11372348 | Developing device, cartridge, image forming apparatus | Harunobu Maeda, Masahito Kato, Kodai Hayashi, Takuya Oka, Yu Akiba +3 more | 2022-06-28 |
| 11249416 | Image forming apparatus | Shinichi Hagiwara | 2022-02-15 |
| 11079712 | Image forming apparatus for an intermediate transfer of a toner image and for reversely transferring collected developer to an image bearing member | Bunro Noguchi, Taku Watanabe, Yusaku Iwasawa | 2021-08-03 |
| 11073781 | Image forming apparatus that suppresses occurrence of image smearing by maintaining a metal soap on a surface of a photoconductor | Kosuke Ikada, Go Shindo, Keitaro Nakata, Hisashi Yamauchi, Shinichi Agata +2 more | 2021-07-27 |
| 11054786 | Image forming apparatus | Taku Watanabe, Shunsuke Matsushita, Takayoshi Kihara | 2021-07-06 |
| 11022933 | Process cartridge, image forming apparatus and cleaning apparatus | Kazunori Hashimoto, Katsuhiro Kojima, Toshiaki Takeuchi, Yasukazu Ikami, Kosuke Ikada +8 more | 2021-06-01 |
| 11016409 | Image forming apparatus | Shinichi Hagiwara | 2021-05-25 |
| 10719029 | Image forming apparatus | Shinichi Hagiwara | 2020-07-21 |
| 10551765 | Image forming apparatus | Shinichi Hagiwara | 2020-02-04 |
| 10481539 | Image forming apparatus | Daisuke Baba | 2019-11-19 |
| 10359732 | Image forming apparatus | Shinichi Hagiwara | 2019-07-23 |
| 10274885 | Image forming apparatus having multiple image forming modes | Daisuke Baba | 2019-04-30 |
| 10031461 | Image forming apparatus having multiple image forming modes | Daisuke Baba | 2018-07-24 |
| 9821634 | Motor lock determination device | Ryo Yoshioka, Takanori Nakada, Tadashi Akiyama, Kashirou Fukami | 2017-11-21 |
| 9766571 | Process cartridge with developing container for an image forming apparatus | Daisuke Baba, Makoto Tokudome, Masao Uyama, Kodai Hayashi, Keisuke Mochizuki +1 more | 2017-09-19 |
| 9458751 | Exhaust heat recovery control device | Takato Ishihata, Toshio Murata, Nakaya Takagaki, Hideyuki Komitsu, Yojiro Iriyama +1 more | 2016-10-04 |
| 9341975 | Image forming apparatus | Akimichi Suzuki, Motoki Adachi, Yusuke Shimizu, Naoki Fukushima | 2016-05-17 |
| 9280133 | Development device, process cartridge, and image forming apparatus | Nobuyoshi Yoshida, Yoshihiro Mitsui, Kodai Hayashi, Shinya Yamamoto | 2016-03-08 |
| 9256157 | Moving mechanism for a developing device, process cartridge and image forming apparatus that reduces or removes press-contact forces on a developer carrying member | Makoto Tokudome, Daisuke Baba, Norihito Naito, Kodai Hayashi, Masao Uyama | 2016-02-09 |
| 9213257 | Small-sized developing device and process cartridge having stable developer regulation | Daisuke Baba, Makoto Tokudome, Masao Uyama, Kodai Hayashi, Keisuke Mochizuki +1 more | 2015-12-15 |
| 9116459 | Electrophotographic image forming apparatus | Shinya Yamamoto, Kodai Hayashi, Hisashi Taniguchi | 2015-08-25 |
| 9116456 | Image forming apparatus | Akimichi Suzuki, Motoki Adachi, Yusuke Shimizu, Naoki Fukushima | 2015-08-25 |
| 8494386 | Image forming apparatus featuring control of toner supply between image bearing member and cleaning blade | — | 2013-07-23 |