Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12298696 | Image forming apparatus | Takahiro Kawamoto, Nobuo Oshima, Takashi Mukai, Takuya Kitamura | 2025-05-13 |
| 12242209 | Image forming apparatus | Takashi Mukai, Shuhei Kawasaki, Nobuo Oshima, Takahiro Kawamoto, Takayuki Kanazawa | 2025-03-04 |
| 11061342 | Electrophotographic apparatus, process cartridge and cartridge set | Noriyoshi Umeda, Tsuneyoshi Tominaga, Shohei Tsuda, Shohei Kototani, Masahiro Kurachi +1 more | 2021-07-13 |
| 10620568 | Developing device having magnetic field generating members, image forming apparatus and cartridge | Hiroki Tanaka, Motonari Ito, Akihisa Matsukawa | 2020-04-14 |
| 10209668 | Image forming apparatus, process cartridge, developing cartridge, and drum cartridge | Akihisa Matsukawa, Toshiki Okamura, Kuniaki Tamagaki, Takanori Watanabe, Hiroyoshi Iwayama +2 more | 2019-02-19 |
| 10185280 | Image forming apparatus | Takashi Hiramatsu, Motonari Ito | 2019-01-22 |
| 9971298 | Image forming apparatus, process cartridge, developing cartridge, and drum cartridge | Akihisa Matsukawa, Toshiki Okamura, Kuniaki Tamagaki, Takanori Watanabe, Hiroyoshi Iwayama +2 more | 2018-05-15 |
| 9915909 | Image forming apparatus | Takashi Hiramatsu, Motonari Ito | 2018-03-13 |
| 9323173 | Image forming apparatus | Motoki Adachi, Shuichi Tetsuno | 2016-04-26 |
| 9170525 | Developing device, process cartridge, and image forming apparatus | Motoki Adachi, Takuya Kitamura, Kouki Yano, Yuta Isobe | 2015-10-27 |
| 9069282 | Image forming apparatus to detect amount of remaining developer | Yuta Isobe, Takuya Kitamura, Yuji Kawaguchi, Kouki Yano | 2015-06-30 |
| 9035989 | Image forming apparatus with count portion measuring electric signal | Motoki Adachi, Masanori Tanaka | 2015-05-19 |
| 8995861 | Image forming apparatus | Takuya Kitamura, Yuji Kawaguchi, Kouki Yano, Yuta Isobe | 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 | Yuta Isobe, Motoki Adachi, Takuya Kitamura, Kouki Yano | 2015-02-24 |
| 8891987 | Color image forming apparatus | Takuya Kitamura, Yuji Kawaguchi, Kouki Yano, Yuta Isobe | 2014-11-18 |
| 8811833 | Image forming apparatus | Motoki Adachi, Masanori Tanaka, Takashi Mukai, Shinichi Agata, Shuhei Kawasaki +1 more | 2014-08-19 |
| 8687987 | Image forming apparatus | Kouki Yano, Takuya Kitamura, Yuta Isobe, Yuji Kawaguchi | 2014-04-01 |
| 8577249 | Image forming apparatus with self-cleaning | Motoki Adachi, Masanori Tanaka, Takashi Mukai | 2013-11-05 |
| 8275284 | Image forming apparatus | Motonari Ito | 2012-09-25 |
| 8150301 | Developing apparatus | Motoki Adachi, Masahide Kinoshita | 2012-04-03 |