Issued Patents All Time
Showing 26–50 of 129 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8076051 | Method for preparing resin and particulate material, toner prepared by the method, developer including the toner, toner container, and process cartridge, image forming method and apparatus using the developer | Takuya Saito, Masayuki Ishii, Naohiro Watanabe, Kei Naitoh | 2011-12-13 |
| 8043785 | Carrier, method for producing the same, developer, and image forming method | Ryota Inoue, Masayuki Ishii, Yoshihiro Moriya, Shingo Sakashita | 2011-10-25 |
| 8034524 | Toner and image forming method using the toner | Ryota Inoue, Sonoh Matsuoka, Naohiro Watanabe, Masahide Yamada, Masahiro Ohki +1 more | 2011-10-11 |
| 8007977 | Toner and image forming method using the toner | Ryota Inoue, Sonoh Matsuoka, Naohiro Watanabe, Masahide Yamada, Masahiro Ohki +1 more | 2011-08-30 |
| 7932007 | Toner and method for producing the same, and image-forming method using the same | Hiroshi Yamashita, Yohichiroh Watanabe, Tsunemi Sugiyama, Masahiro Ohki, Sonoh Matsuoka +4 more | 2011-04-26 |
| 7923517 | Polymer microparticles and production method for the same | Eri Yoshida | 2011-04-12 |
| 7855040 | Method for preparing photoreceptor, photoreceptor prepared by the method, and image forming method and apparatus and process cartridge using the photoreceptor | Yoshiki Yanagawa, Michio Kimura, Nozomu Tamoto, Hiromi Tada, Tetsuya Toshine +1 more | 2010-12-21 |
| 7851119 | Electrophotographic photoconductor, method for producing the same, image forming process, image forming apparatus and process cartridge | Tetsuya Toshine, Michio Kimura, Tomoyuki Shimada, Nozomu Tamoto, Yoshiki Yanagawa +1 more | 2010-12-14 |
| 7718333 | Electrophotographic photoconductor and method of preparing same | Kazukiyo Nagai, Tetsuro Suzuki, Hiroshi Ikuno, Hongguo Li | 2010-05-18 |
| 7629104 | Carrier, method for producing the carrier, developer, and image forming method using the developer | Masayuki Ishii | 2009-12-08 |
| 7575842 | Toner and, developer, toner-containing container, process cartridge, image forming apparatus and image forming method | Masayuki Ishii, Naohiro Watanabe, Kei Naitoh, Takuya Saito | 2009-08-18 |
| 7531279 | Toner manufacturing method, toner and developer | Naohiro Watanabe, Shigeru Emoto, Masahide Yamada, Akinori Saitoh, Masahiro Ohki +1 more | 2009-05-12 |
| 7459255 | Toner and developer, toner container, process cartridge, image-forming apparatus, and image-forming method using the same | Naohiro Watanabe, Masahiro Ohki, Masahide Yamada, Akinori Saitoh, Sonoh Matsuoka +2 more | 2008-12-02 |
| 7449273 | Toner containing unsaturated polyester in binder resin, method for preparing the toner, and developer including the toner | Masahiro Ohki, Naohiro Watanabe, Ryota Inoue, Akinori Saitoh, Sonoh Matsuoka +1 more | 2008-11-11 |
| 7432032 | Toner, production process for the same, and image forming method | Masayuki Ishii | 2008-10-07 |
| 7419756 | Dry toner, method for manufacturing the same, image forming apparatus, and image forming method | Hiroshi Yamashita, Tsunemi Sugiyama, Hiroshi Yamada, Kazuhito Watanabe, Shigeru Emoto +1 more | 2008-09-02 |
| 7396627 | Method of preparing a toner, developer including the toner, container containing the toner, and image forming method and process cartridge using the toner | Naohiro Watanabe, Masayuki Ishii, Kei Naitoh, Takuya Saito | 2008-07-08 |
| 7396625 | Toner, method for producing the same, and image-forming method using the same | Masayuki Ishii | 2008-07-08 |
| 7390607 | Toner, production process for the same, and image forming method | Masayuki Ishii | 2008-06-24 |
| 7374848 | Toner and method or preparing the toner | Sonoh Matsuoka, Ryohta Inoue, Masahiro Ohki, Takeshi Takada, Naohiro Watanabe +1 more | 2008-05-20 |
| 7354690 | Toner and method for producing the same, and, developer, toner-containing container, process cartridge, image forming apparatus and image forming method | Masayuki Ishii, Nahiro Watanabe, Kei Naitoh, Takuya Saito | 2008-04-08 |
| 7348117 | Toner, method for manufacturing the toner, developer including the toner, toner container containing the toner, and image forming method, image forming apparatus and process cartridge using the toner | Ryohta Inoue, Naohiro Watanabe, Masahide Yamada, Sonoh Matsuoka, Takeshi Takada +2 more | 2008-03-25 |
| 7348121 | Toner, method for manufacturing the toner, developer including the toner, toner container containing the toner, and image forming method, image forming apparatus and process cartridge using the toner | Ryohta Inoue, Naohiro Watanabe, Masahide Yamada, Sonoh Matsuoka, Takeshi Takada +2 more | 2008-03-25 |
| 7306887 | Toner and developer for electrostatic development, production thereof, image forming process and apparatus using the same | Takeshi Takada, Naohiro Watanabe | 2007-12-11 |
| 7294442 | Toner for developing electrostatic image, method for manufacturing the toner, developer including the toner, container containing the toner, and color image forming method using the toner | Takeshi Takada, Naohiro Watanabe | 2007-11-13 |