Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7190925 | Developer supply container | Tetsuo Isomura, Yutaka Ban, Yusuke Yamada, Kazuhiko Omata, Hironori Minagawa | 2007-03-13 |
| 7054581 | Developer supply container | Tetsuo Isomura | 2006-05-30 |
| 6987942 | Toner supply kit | Yutaka Ban, Tetsuo Isomura, Hironori Minagawa | 2006-01-17 |
| 6963713 | Developer supply container with a plurality of feeding projections | Tetsuo Isomura, Yutaka Ban, Yusuke Yamada, Kazuhiko Omata, Hironori Minagawa | 2005-11-08 |
| 6929894 | Toner and fixing method | Nobuyoshi Sugahara, Masaaki Taya, Takayuki Itakura, Yojiro Hotta | 2005-08-16 |
| 6922540 | Developer supply kit | Yusuke Yamada | 2005-07-26 |
| D490844 | Toner supplying cartridge | Ayatomo Okino, Masashige Tamura | 2004-06-01 |
| 6653038 | Toner, image forming method and process cartridge | Satoshi Matsunaga, Ryota Kashiwabara | 2003-11-25 |
| 6613490 | Toner, image forming method and process-cartridge | Satoshi Matsunaga, Yuichi Mizoh, Ryota Kashiwabara | 2003-09-02 |
| 6593052 | Toner, image forming method and process cartridge | Yuichi Mizoo, Satoshi Matsunaga, Tadashi Dojo, Nene Shibayama, Ryota Kashiwabara | 2003-07-15 |
| 6326114 | Toner, and process for producing a toner | Takayuki Itakura, Masaaki Taya, Wakashi Iida, Nobuyoshi Sugahara | 2001-12-04 |
| 6316157 | Toner and image forming method | Kenji Okado, Masaaki Taya, Yushi Mikuriya, Kazumi Yoshizaki, Yasushi Katsuta +1 more | 2001-11-13 |