Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8227164 | Toner, and developer, developer container, process cartridge, image forming apparatus and image forming method using the toner | Tsuyoshi Sugimoto, Naohito Shimota, Hiroshi Yamashita, Satoshi Ogawa, Masana Shiba +2 more | 2012-07-24 |
| 8178268 | Magenta toner and developer | Naohiro Watanabe, Shinichi Wakamatsu, Naohito Shimota, Hiroshi Yamashita, Tsuyoshi Sugimoto +1 more | 2012-05-15 |
| 8043778 | Toner, method for preparing the toner, and image forming apparatus using the toner | Naohiro Watanabe, Osamu Uchinokura, Satoshi Kojima | 2011-10-25 |
| 8029960 | Toner for developing electrostatic latent image, and image forming apparatus and process cartridge using the toner | Naohiro Watanabe, Osamu Uchinokura, Satoshi Kojima | 2011-10-04 |
| 7817955 | Image forming apparatus for securing good cleaning performance without cleaning blade abrasion | Satoshi Kojima, Naohiro Watanabe, Osamu Uchinokura | 2010-10-19 |
| 7803508 | Toner as well as developer and image forming method using the same | Masayuki Ishii | 2010-09-28 |
| 7695878 | Image forming apparatus, process cartridge and toner for use in the image forming apparatus | Takuya Seshita, Toyoshi Sawada, Tomomi Suzuki, Satoshi Kojima | 2010-04-13 |
| 7455942 | Toner, developer, toner container, process cartridge, image forming apparatus, and image forming method using the same | Akihiro Kotsugai, Hiroshi Yamashita, Masayuki Ishii, Hiroto Higuchi, Osamu Uchinokura +10 more | 2008-11-25 |