Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D712463 | Powder container | Tomohiro Kubota, Sho Tsuritani, Yoshiyuki Shimizu, Emi Kita, Manabu Hamada +1 more | 2014-09-02 |
| 8811859 | Developer container, development device, process unit, and image forming apparatus | Shoh Tsuritani, Masanari Fujita, Yoshiyuki Shimizu, Tomohiro Kubota | 2014-08-19 |
| 8805222 | Image developing device, process cartridge including image developing device, and image forming device including image developing device | Tomohiro Kubota, Shoh Tsuritani, Yuji Nagatomo, Yasuhide Matsuno, Hiroaki Katoh +7 more | 2014-08-12 |
| 8792808 | Developer container, developing device, process unit, and image forming apparatus | Tomohiro Kubota, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more | 2014-07-29 |
| 8774683 | Development device, developer container, and image forming apparatus | Tomohiro Kubota, Yoshiyuki Shimizu, Shoh Tsuritani | 2014-07-08 |
| 8744321 | Developer container, developing device, process unit, and image forming apparatus | Tomohiro Kubota, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more | 2014-06-03 |
| 8706010 | Image forming apparatus using a toner container in which the toner outlet may be positioned in a horizontal or vertical direction | Atsushi Takehara, Tomohiro Kubota, Sho Tsuritani | 2014-04-22 |
| D698387 | Powder container | Tomohiro Kubota, Sho Tsuritani, Yoshiyuki Shimizu, Emi Kita, Manabu Hamada +1 more | 2014-01-28 |
| 8594519 | Image forming apparatus and toner supply method | Atsushi Takehara, Tetsumaru Fujita, Tomohiro Kubota, Kohta Sakaya | 2013-11-26 |
| 8571426 | Toner supply method, development device, process unit, and image forming apparatus | Tomohiro Kubota, Atsushi Takehara, Tomofumi Yoshida, Sho Tsuritani | 2013-10-29 |
| 8503892 | Developing unit, image forming apparatus, and process cartridge | Kohta Sakaya, Tomohiro Kubota, Tetsumaru Fujita, Atsushi Takehara | 2013-08-06 |
| 8483583 | Image forming apparatus and toner supply method | Atsushi Takehara, Tetsumaru Fujita, Tomohiro Kubota, Kohta Sakaya | 2013-07-09 |
| 8452216 | Image forming apparatus which mixes new unused toner with used old toner | Tetsumaru Fujita, Atsushi Takehara | 2013-05-28 |
| 8257891 | Electrophotographic photoconductor, process cartridge and image forming apparatus | Atsushi Takehara, Toshihiko Koizumi, Tsuyoshi Ueda, Tadayoshi Uchida, Hajime Suzuki | 2012-09-04 |
| 8192910 | Image forming method, image forming apparatus and process cartridge | Hiroaki Katoh, Masayuki Hagi, Yoshitaka Sekiguchi, Kazuoki Fuwa, Yoshihiro Mikuriya +1 more | 2012-06-05 |
| 8055178 | Cleaning device, process cartridge, and image forming apparatus having a pressing member which contacts an elastic blade | Hidekazu Shono | 2011-11-08 |
| 8036573 | Process cartridge and image forming apparatus including a toner charge control device with an endless belt | Hidekazu Shono, Tetsumaru Fujita | 2011-10-11 |
| 7848694 | Image forming device, processing unit, and image forming method | Hidekazu Shono | 2010-12-07 |
| 7840157 | Image forming apparatus and image carrier unit | Hidekazu Shono, Takeshi Yamashita | 2010-11-23 |
| 7813692 | Waste-toner conveying device, cleaning device, and process cartridge | — | 2010-10-12 |
| 7334383 | Package and method of forming the package | Junichi Yamazaki, Tetsuya Kusano, Mizuho Imaruoka, Satoshi Hasegawa, Kiyoshi Taniguchi +1 more | 2008-02-26 |
| 6983840 | Package and method of forming the package | Junichi Yamazaki, Tetsuya Kusano, Mizuho Imaruoka, Satoshi Hasegawa, Kiyoshi Taniguchi +1 more | 2006-01-10 |