Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8886094 | Toner supply device and image forming apparatus | Shinnosuke Koshizuka, Hiroyuki Uenishi, Susumu Tateyama, Tatsuya Kubo, Akihiro Takayama +1 more | 2014-11-11 |
| 8843015 | Imaging device, image forming apparatus, and process cartridge | Kohichi Utsunomiya, Kiyonori Tsuda, Hideo Yoshizawa, Takuzi Yoneda, Yutaka Takahashi +1 more | 2014-09-23 |
| 8843019 | Development device and image forming apparatus incorporating same | Hideo Yoshizawa, Kiyonori Tsuda, Takuzi Yoneda, Yutaka Takahashi, Yuki Oshikawa +1 more | 2014-09-23 |
| D712463 | Powder container | Tomohiro Kubota, Sho Tsuritani, Yoshiyuki Shimizu, Manabu Hamada, Masato Tsuji +1 more | 2014-09-02 |
| 8755721 | Powder container, powder supply assembly, and image forming apparatus in which a powder outlet faces in an opposite direction as an opening of a container body | Yuki Oshikawa | 2014-06-17 |
| D698387 | Powder container | Tomohiro Kubota, Sho Tsuritani, Yoshiyuki Shimizu, Manabu Hamada, Masato Tsuji +1 more | 2014-01-28 |
| 8165508 | Developer loading method, loaded developer accommodating container, developer replenishment device, and image forming apparatus | Keiko Matsumoto, Mugijirou Uno, Satoru Miyamoto, Junichi Terai, Maiko Koeda | 2012-04-24 |
| 8126373 | Toner supply device and image forming apparatus that prevents toner from being scattered from the device | Kohichi Utsunomiya, Koichi Kato, Junichi Terai, Klyonori Tsuda, Satoru Yoshida +1 more | 2012-02-28 |
| 8068770 | Toner cartridge, image forming apparatus, method of recycling toner cartridge | Takeroh Kurenuma, Fumio Ogata, Seiji Terazawa, Masayuki Yamane, Kenzo Tatsumi +4 more | 2011-11-29 |
| 8064807 | Developer supply system and image forming apparatus incorporating same | Maiko Koeda, Koichi Kato, Keiko Matsumoto, Takuzi Yoneda, Yuki Oshikawa +1 more | 2011-11-22 |
| 8014704 | Developing agent storage device and image forming apparatus having same in which the chargeability level of the toner, storage device, and carrier have a specific relationship | Keiko Matsumoto, Mugijirou Uno, Satoru Miyamoto, Junichi Terai | 2011-09-06 |
| 8010020 | Developing device and image forming apparatus equipped with the same | Koichi Kato, Kiyonori Tsuda, Yuki Oshikawa, Susumu Tateyama, Yoshitaka Fujinuma | 2011-08-30 |
| 7991330 | Developing unit including developer conveyance system having supply path, recovery path, and agitation path, process cartridge including developing unit, and image forming apparatus including process cartridge | Yuki Oshikawa, Koichi Kato, Hiroyuki Okaji, Mugijirou Uno, Kiyonori Tsuda +1 more | 2011-08-02 |
| 7983577 | Image forming apparatus | Koichi Kato, Maiko Koeda | 2011-07-19 |
| 7962069 | Toner container, image forming apparatus, method of recycling toner container | Takeroh Kurenuma, Fumio Ogata, Seiji Terazawa, Masayuki Yamane, Kenzo Tatsumi +4 more | 2011-06-14 |
| 7937027 | Developing device and image forming apparatus | Koichi Kato, Junichi Terai, Kiyonori Tsuda, Satoru Yoshida, Shinya Kikutani +1 more | 2011-05-03 |
| 7577379 | Toner container, toner supply device and image forming apparatus | Takeroh Kurenuma, Kiyonori Tsuda, Masayuki Yamane, Nobuyuki Taguchi, Kazuhisa Sudo +5 more | 2009-08-18 |
| 7515855 | Powder container having a lower part with a trapezoid-shaped cross-section | Goro Katsuyama, Nobuo Takami | 2009-04-07 |
| 7389071 | Apparatuses for image forming capable of effectively conveying developer therefrom and a method of effectively forming a reinforcing member adhering to the apparatuses | Goro Katsuyama, Keisuke Katoh, Nobuo Takami | 2008-06-17 |
| 7184691 | Toner container, toner supply device and image forming apparatus | Takeroh Kurenuma, Kiyonori Tsuda, Masayuki Yamane, Nobuyuki Taguchi, Kazuhisa Sudo +5 more | 2007-02-27 |
| 7133629 | Image forming method and apparatus including as easy-to-handle large capacity toner container | — | 2006-11-07 |
| 7123865 | Toner conveying device for an image forming apparatus and toner replenishing device including the same | — | 2006-10-17 |
| 6882817 | Image forming method and apparatus including an easy-to-handle large capacity toner container | — | 2005-04-19 |
| 6819897 | Image forming apparatus for reducing a frequency of toner container exchange, and associated method of manufacture | — | 2004-11-16 |