Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12147170 | Image forming apparatus having toner charging | Kuniaki Tamagaki, Takashi Koyanagi, Akihisa Matsukawa, Ryosuke Kanai, Hiroki Tanaka +3 more | 2024-11-19 |
| 10578991 | Image forming apparatus having nip portion holding recording material between transfer member and image bearing member | Shunsuke Mizukoshi, Makoto Fukatsu, Shuhei Tokiwa | 2020-03-03 |
| 10310412 | Developing apparatus, cartridge, and image forming apparatus for suppressing developer leakage of a frame | Makoto Fukatsu, Shunsuke Mizukoshi | 2019-06-04 |
| 10067444 | Remanufacturing method of developer accommodating unit | Takashi Kase, Kouki Yano, Takahiro Ikeda, Yusuke Usui, Shinjiro Toba +5 more | 2018-09-04 |
| 10054877 | Developing apparatus having varying magnetic flux density and image forming apparatus | Shunsuke Mizukoshi, Takayuki Namiki | 2018-08-21 |
| 10025265 | Developer container, developing device, process cartridge, and image forming apparatus | Kazuhisa Shida, Shunsuke Mizukoshi, Takayuki Kanazawa, Makoto Tokudome | 2018-07-17 |
| 10001726 | Developer container, developing device, process cartridge, and image forming apparatus | Takayuki Kanazawa, Kazuhisa Shida, Shunsuke Mizukoshi, Nobuo Oshima | 2018-06-19 |
| 9996032 | Developer container, development apparatus, process cartridge, and image forming apparatus | Shunsuke Mizukoshi, Kazuhisa Shida, Takayuki Kanazawa, Makoto Tokudome | 2018-06-12 |
| 9933726 | Developer container, cartridge and image forming apparatus | Kazuhisa Shida, Takayuki Kanazawa, Shunsuke Mizukoshi | 2018-04-03 |
| 9910387 | Remanufacturing method of developer accommodating unit | Takashi Kase, Kouki Yano, Takahiro Ikeda, Yusuke Usui, Shinjiro Toba +5 more | 2018-03-06 |
| 9897970 | Developer container, developing device, process cartridge and image forming apparatus | Nobuo Oshima, Takayuki Namiki, Masanori Tanaka | 2018-02-20 |
| 9678468 | Cleaning apparatus, process cartridge, image forming apparatus | Takayuki Namiki, Nobuo Oshima, Masanori Tanaka, Naoki Hayashi, Shigemi Kamoshida | 2017-06-13 |
| 9678458 | Remanufacturing method of developer accommodating unit | Takashi Kase, Kouki Yano, Takahiro Ikeda, Yusuke Usui | 2017-06-13 |
| 9535372 | Remanufacturing method of developer accommodating unit | Takashi Kase, Kouki Yano, Takahiro Ikeda, Yusuke Usui, Shinjiro Toba +5 more | 2017-01-03 |
| 9465321 | Remanufacturing method of developer accommodating unit | Takashi Kase, Kouki Yano, Takahiro Ikeda, Yusuke Usui | 2016-10-11 |
| 9354587 | Image forming apparatus with cleaning unit | Takahiro Ikeda, Shunsuke Mizukoshi, Shuichi Tetsuno, Ryosuke Kanai | 2016-05-31 |
| 9239548 | Image forming apparatus | Shuichi Tetsuno, Takahiro Ikeda, Shunsuke Mizukoshi | 2016-01-19 |
| 9170525 | Developing device, process cartridge, and image forming apparatus | Motoki Adachi, Takuya Kitamura, Hideo Kihara, Kouki Yano | 2015-10-27 |
| 9069282 | Image forming apparatus to detect amount of remaining developer | Hideo Kihara, Takuya Kitamura, Yuji Kawaguchi, Kouki Yano | 2015-06-30 |
| 8995862 | Image forming apparatus | Shunsuke Mizukoshi, Shuichi Tetsuno, Takahiro Ikeda | 2015-03-31 |
| 8995861 | Image forming apparatus | Takuya Kitamura, Hideo Kihara, Yuji Kawaguchi, Kouki Yano | 2015-03-31 |
| 8965223 | Image forming apparatus having a developing device including two electrode members, and further including a detection mechanism for detecting a capacitance between the two electrode members | Motoki Adachi, Takuya Kitamura, Hideo Kihara, Kouki Yano | 2015-02-24 |
| 8891987 | Color image forming apparatus | Hideo Kihara, Takuya Kitamura, Yuji Kawaguchi, Kouki Yano | 2014-11-18 |
| 8750729 | Image forming apparatus | — | 2014-06-10 |
| 8687987 | Image forming apparatus | Kouki Yano, Takuya Kitamura, Hideo Kihara, Yuji Kawaguchi | 2014-04-01 |