Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9658591 | Cleaning apparatus, process cartridge, and image forming apparatus | Yoshihiro Mitsui, Hideki Maeshima, Go Shindo, Jun Miura | 2017-05-23 |
| 9519264 | Process cartridge and image forming apparatus | Hideki Maeshima, Kuniaki Hirukawa, Yoshihiro Mitsui | 2016-12-13 |
| 9310713 | Developer container, developing device, process cartridge, and image forming apparatus | Hideki Maeshima, Kuniaki Hirukawa, Shuhei Kawasaki, Hisashi Taniguchi, Kodai Hayashi +1 more | 2016-04-12 |
| 9239544 | Development apparatus, process cartridge, and image forming apparatus | Hideki Maeshima, Kuniaki Hirukawa | 2016-01-19 |
| 9164476 | Toner cartridge having structure for minimizing deformation when gripped | Kazuo Chadani, Tomonori Mori | 2015-10-20 |
| 9063507 | Development device, process cartridge, and image forming apparatus | Yu Fukasawa, Hiroki Shimizu | 2015-06-23 |
| 9063501 | Developer accommodating unit with light guide member for detecting remaining toner amount | Kuniaki Hirukawa, Hideki Maeshima | 2015-06-23 |
| 9058018 | Process cartridge and image forming apparatus | Kazuo Chadani, Osamu Koyama | 2015-06-16 |
| 9046814 | Developing device, process cartridge, and image forming apparatus | Kuniaki Hirukawa, Hideki Maeshima | 2015-06-02 |
| 8682200 | Process cartridge and image forming apparatus | Kazuo Chadani, Osamu Koyama | 2014-03-25 |
| 8666281 | Process cartridge and developing device | Kaori Ueda, Hideki Maeshima | 2014-03-04 |