Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7519316 | Image forming apparatus and method for forming image | — | 2009-04-14 |
| 7499655 | Image forming method and image forming apparatus including decolorization counter and ordinary counter | Toshiaki Yamauchi | 2009-03-03 |
| 7371495 | Toner | — | 2008-05-13 |
| 7211360 | Developing agent | Takashi Urabe, Yasuhito Noda | 2007-05-01 |
| 7172845 | Developing agent and image forming apparatus using the same | Takashi Urabe, Yasuhito Noda, Takahito Kabai, Yuichi Hori, Taishi Takano | 2007-02-06 |
| 7150951 | Developing agent | Takashi Urabe, Yasuhito Noda | 2006-12-19 |
| 7018759 | Developing agent | Takashi Urabe, Yasuhito Noda | 2006-03-28 |
| 6936392 | Developing agent | — | 2005-08-30 |
| 6872499 | Developing agent | Takashi Urabe, Yasuhito Noda | 2005-03-29 |
| 6852461 | Developing agent | Takashi Urabe, Yasuhito Noda | 2005-02-08 |
| 6348291 | Toner, developer and methods for manufacturing toner and developer | — | 2002-02-19 |
| 6203603 | Erasable image forming material | Satoshi Takayama, Shigeru Machida, Kenji Sano, Koichi Tsunemi | 2001-03-20 |
| 6156469 | Developing agent | — | 2000-12-05 |
| 6025105 | Toner compositions and use | Steven M. Rice, David Phillip Devonald | 2000-02-15 |
| 5320926 | Toner and method for manufacturing the same, and image forming apparatus using the toner | Shinjiro Ueda, Miho Takigawa, Yukihiro Fujikura | 1994-06-14 |
| 5235387 | Developing apparatus using a one-component nonmagnetic toner | Mitsunaga Saito, Hiroki Takano, Masahiro Hosoya, Yukihiro Osugi | 1993-08-10 |
| 5066982 | Cleaner-less image forming apparatus | Masahiro Hosoya, Mitsunaga Saito, Yoshimitsu Ohtaka, Mitsuharu Endo, Yukio Futamata | 1991-11-19 |
| 5038178 | Image transfer member including an electroconductive layer | Masahiro Hosoya, Mitsunaga Saito | 1991-08-06 |
| 4967231 | Apparatus for forming an electrophotographic latent image | Masahiro Hosoya, Mitsunaga Saito, Tsutomu Uehara, Mitsuharu Endo, Yukio Futamata | 1990-10-30 |