Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12147170 | Image forming apparatus having toner charging | Yuta Isobe, Kuniaki Tamagaki, Takashi Koyanagi, Akihisa Matsukawa, Ryosuke Kanai +3 more | 2024-11-19 |
| 11435675 | Image forming apparatus with fog suppression feature | Ryosuke Kanai | 2022-09-06 |
| 10578991 | Image forming apparatus having nip portion holding recording material between transfer member and image bearing member | Shunsuke Mizukoshi, Yuta Isobe, Shuhei Tokiwa | 2020-03-03 |
| 10310412 | Developing apparatus, cartridge, and image forming apparatus for suppressing developer leakage of a frame | Yuta Isobe, Shunsuke Mizukoshi | 2019-06-04 |
| 10151990 | Toner | Masao Suzuki, Kazuyuki Sato, Shohei Fukuya, Atsushi Nakamoto, Takahiro Kawamoto +4 more | 2018-12-11 |
| 10139745 | Toner | Atsushi Nakamoto, Manami Haraguchi, Masayoshi Kato, Kei Inoue, Kazuyuki Sato | 2018-11-27 |
| 10108099 | Toner | Manami Haraguchi, Atsushi Nakamoto, Masayoshi Kato, Kazuhisa Kemmochi, Takahiro Kawamoto +1 more | 2018-10-23 |
| 9829815 | Toner | Manami Haraguchi, Atsushi Nakamoto, Masayoshi Kato, Kazuhisa Kemmochi, Takahiro Kawamoto +1 more | 2017-11-28 |
| 9594320 | Toner and method of producing the toner | Manami Haraguchi, Atsushi Nakamoto, Kazunari Hagiwara, Tatsuaki Orihara, Shuhei Tokiwa | 2017-03-14 |
| 9442418 | Developing device, process cartridge and image forming apparatus | Takahiro Kawamoto, Kazuhisa Kemmochi, Masayoshi Kato, Atsushi Nakamoto, Kazunari Hagiwara +3 more | 2016-09-13 |
| 9405217 | Developer carrying member and image forming apparatus | Shuhei Tokiwa, Kazunari Hagiwara, Tatsuaki Orihara, Atsushi Nakamoto | 2016-08-02 |
| 9298128 | Image forming apparatus | Tatsuaki Orihara, Shuhei Tokiwa, Kazunari Hagiwara, Manami Haraguchi, Atsushi Nakamoto | 2016-03-29 |
| 9261811 | Developer carrying member, developing assembly, process cartridge, and image forming apparatus | Kazunari Hagiwara, Tatsuaki Orihara, Shuhei Tokiwa, Yasuyuki Matsumoto, Naoki Fuei +1 more | 2016-02-16 |
| 9134649 | Image forming apparatus | Tatsuaki Orihara, Shuhei Tokiwa, Kazunari Hagiwara, Manami Haraguchi, Atsushi Nakamoto | 2015-09-15 |
| 8755729 | Glossiness processing apparatus and image forming apparatus | Emi Hagiwara, Yasunori Chigono, Shintaro Ishida, Shunichi Takada | 2014-06-17 |
| 8718529 | Image forming apparatus providing glossiness treatment | Yasunori Chigono, Emi Hagiwara, Shintaro Ishida, Shunichi Takada | 2014-05-06 |
| 7783242 | Image forming apparatus | Yasunori Chigono | 2010-08-24 |
| 7515861 | Image heating apparatus controlling relative positions of fixing belt and recording material | Yasunori Chigono | 2009-04-07 |
| 7499659 | Image-forming apparatus and image-forming method | Kazuhisa Kemmochi, Keisuke Abe | 2009-03-03 |
| 7206541 | Image heating apparatus with nip portion pressure increasing downstream | Taku Fukita, Hideo Nanataki, Tetsuya Sano, Yozo Hotta, Kazuhisa Kemmochi +1 more | 2007-04-17 |
| 7152978 | Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same | Nobuhiko Konuma, Hidetomo Yoshimura, Seiichi Sekiguchi, Mikiharu Kuwata, Masaharu Deguchi +16 more | 2006-12-26 |
| 7072607 | Developing apparatus | Manami Haraguchi, Takeshi Yamamoto | 2006-07-04 |
| 6824273 | Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same | Nobuhiko Konuma, Hidetomo Yoshimura, Seiichi Sekiguchi, Mikiharu Kuwata, Masaharu Deguchi +16 more | 2004-11-30 |
| 6783245 | Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same | Nobuhiko Konuma, Hidetomo Yoshimura, Seiichi Sekiguchi, Mikiharu Kuwata, Masaharu Deguchi +16 more | 2004-08-31 |
| 6290360 | Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same | Nobuhiko Konuma, Hidetomo Yoshimura, Seiichi Sekiguchi, Mikiharu Kuwata, Masaharu Deguchi +16 more | 2001-09-18 |