Issued Patents All Time
Showing 51–75 of 247 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10649366 | Developing cartridge including supply roller, layer thickness regulation blade, and supply electrode electrically connected to both supply roller and layer thickness regulation blade | Atsushi Fukaya, Tomoya Ichikawa, Koji Abe | 2020-05-12 |
| 10642190 | Toner cartridge including detection gear | Hideshi Nishiyama, Tomonori Watanabe, Yasuo Fukamachi, Shinya Kusuda, Tomoya Yamamoto | 2020-05-05 |
| 10620580 | Developing cartridge provided with cover | Nao Itabashi, Ryuya Yamazaki, Hideshi Nishiyama | 2020-04-14 |
| 10520855 | Developing cartridge having coupling and developing roller | Nao Itabashi | 2019-12-31 |
| 10496011 | Developing cartridge having coupling and developing roller | Nao Itabashi | 2019-12-03 |
| 10466646 | Process cartridge and image forming apparatus | Tomoya Ichikawa, Takashi Shimizu, Masaaki Furukawa, Takashi Yasuda, Masanari Yoshikawa +1 more | 2019-11-05 |
| 10451995 | Image forming apparatus and process cartridge | Atsuhisa Nakashima | 2019-10-22 |
| 10365582 | Developer cartridge provided with gear having engagement portions | Keita Shimizu, Takashi Shimizu, Hideshi Nishiyama, Tomonori Watanabe | 2019-07-30 |
| 10338499 | Toner cartridge including detection gear | Hideshi Nishiyama, Tomonori Watanabe, Yasuo Fukamachi, Shinya Kusuda, Tomoya Yamamoto | 2019-07-02 |
| 10303112 | Developing cartridge provided with cover | Nao Itabashi, Ryuya Yamazaki, Hideshi Nishiyama | 2019-05-28 |
| D849131 | Toner cartridge | Takashi Shimizu, Koji Abe, Hideshi Nishiyama, Keita Shimizu, Shinya Kusuda +2 more | 2019-05-21 |
| 10248076 | Cartridge with movable joint and image forming apparatus | — | 2019-04-02 |
| 10209666 | Developing cartridge having protrusion provided at detection gear | Keita Shimizu, Takashi Shimizu | 2019-02-19 |
| 10189781 | Onium salt and composition comprising the same | Tadashi Shimura, Akira OTANI, Hitoshi Shimada | 2019-01-29 |
| 10191429 | Image forming apparatus including a drum cartridge having a detection gear | — | 2019-01-29 |
| 10139749 | Image forming apparatus and process cartridge | Atsuhisa Nakashima | 2018-11-27 |
| 10048645 | Developing cartridge provided with cover | Nao Itabashi, Ryuya Yamazaki, Hideshi Nishiyama | 2018-08-14 |
| 10048616 | Detection gear provided with protrusion, and developing cartridge provided with the same | Keita Shimizu, Takashi Shimizu, Hideshi Nishiyama, Tomonori Watanabe | 2018-08-14 |
| 9952535 | Developer cartridge provided with gear having engagement portions | Keita Shimizu, Takashi Shimizu, Hideshi Nishiyama, Tomonori Watanabe | 2018-04-24 |
| 9946220 | Developer cartridge having gear with protruding part in which movement of protruding part can be delayed | Tomonori Watanabe, Takashi Shimizu, Hideshi Nishiyama, Keita Shimizu | 2018-04-17 |
| 9910381 | Image-forming apparatus | Ryuya Yamazaki | 2018-03-06 |
| 9891581 | Developing cartridge provided with cover | Nao Itabashi, Ryuya Yamazaki, Hideshi Nishiyama | 2018-02-13 |
| 9846387 | Developing cartridge having coupling and developing roller | Nao Itabashi | 2017-12-19 |
| 9798475 | Memory system and method of controlling nonvolatile memory | — | 2017-10-24 |
| 9791804 | Image forming apparatus and process cartridge | Atsuhisa Nakashima | 2017-10-17 |