Issued Patents All Time
Showing 1–25 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9612551 | Cap configuration for a toner cartridge | Motoaki Mushika, Tsutomu Suzuki, Yasuo Fukamachi, Hikaru Yoshizumi, Takahiro Nishimoto | 2017-04-04 |
| 9348304 | Process cartridge | Shota Shinoya | 2016-05-24 |
| 9335655 | Developing cartridge | Naoya Kamimura | 2016-05-10 |
| 9213256 | Developer cartridge having developing roller | Yasushi Okabe, Hideshi Nishiyama | 2015-12-15 |
| 9207567 | Cap configuration for a toner cartridge | Motoaki Mushika, Tsutomu Suzuki, Yasuo Fukamachi, Hikaru Yoshizumi, Takahiro Nishimoto | 2015-12-08 |
| 9110441 | Cartridge detachably mounted on main casing | Masatoshi Shiraki | 2015-08-18 |
| 9092003 | Developing cartridge | Naoya Kamimura | 2015-07-28 |
| 8948661 | Cap configuration for a toner cartridge | Motoaki Mushika, Tsutomu Suzuki, Yasuo Fukamachi, Hikaru Yoshizumi, Takahiro Nishimoto | 2015-02-03 |
| 8918019 | Developer cartridge having developing roller | Yasushi Okabe, Hideshi Nishiyama | 2014-12-23 |
| 8867948 | Cartridge configuration for maintaining contact between a transfer roller and a drum | — | 2014-10-21 |
| 8867949 | Developing cartridge for use with an image forming apparatus having a frame to which the cartridge can be mounted | Naoya Kamimura | 2014-10-21 |
| 8761643 | Cap configuration for a toner cartridge | Motoaki Mushika, Tsutomu Suzuki, Yasuo Fukamachi, Hikaru Yoshizumi, Takahiro Nishimoto | 2014-06-24 |
| 8744288 | Cartridge | Shota Shinoya, Masatoshi Shiraki, Naoto Ozeki | 2014-06-03 |
| 8737873 | Cartridge having peeling member configured to peel off sheet from image carrier | Hikaru Yoshizumi | 2014-05-27 |
| 8666293 | Cap configuration for a toner cartridge | Motoaki Mushika, Tsutomu Suzuki, Yasuo Fukamachi, Hikaru Yoshizumi, Takahiro Nishimoto | 2014-03-04 |
| 8634746 | Photosensitive drum cartridge and image forming apparatus | Naoya Kamimura | 2014-01-21 |
| 8620180 | Process cartridge and developing cartridge | Masatoshi Shiraki | 2013-12-31 |
| D694815 | Toner cartridge | Yasuo Fukamachi, Motoaki Mushika | 2013-12-03 |
| D694816 | Toner cartridge | Yasuo Fukamachi, Motoaki Mushika | 2013-12-03 |
| D694814 | Photosensitive drum unit | Yasuo Fukamachi, Motoaki Mushika | 2013-12-03 |
| 8463153 | Process cartridge, image forming apparatus and developing cartridge | Naoya Kamimura | 2013-06-11 |
| 8346125 | Process cartridge and developing cartridge | Masatoshi Shiraki | 2013-01-01 |
| 8280273 | Process cartridge, image forming apparatus and developing cartridge | Naoya Kamimura | 2012-10-02 |
| 8170448 | Developing cartridge having input gear and developer roller and supply roller gears | — | 2012-05-01 |
| 8170442 | Developing cartridge and image forming apparatus | Hideshi Nishiyama, Tsutomu Suzuki | 2012-05-01 |