Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7346287 | Transfer device for forming a stable transfer electric field, and an image forming apparatus including the transfer device | Hiromi Ogiyama, Akihiro Sugino, Mitsuru Takahashi, Katsuya Kawagoe, Yuuji Sawai | 2008-03-18 |
| 7122286 | Toner for development of electrostatic latent images, method of forming images, image formation apparatus, toner container containing the toner therein, and image formation apparatus equipped with the toner container | Masanori Suzuki, Yohichiroh Watanabe, Masahide Yamashita, Kazuhito Watanabe, Keiko Shiraishi | 2006-10-17 |
| 7052815 | Color toner for developing electrostatic images, toner container containing the color toner, and image forming method and apparatus using the color toner | Toyoshi Sawada, Masanori Suzuki, Yohichiroh Watanabe, Keiko Shiraishi, Takuya Saito +1 more | 2006-05-30 |
| 7049037 | Color toner, method for manufacturing the toner, and image forming apparatus and method using the toner | Masanori Suzuki, Yohichiro Watanabe, Masahide Yamashita, Akihiro Kotsugai, Toyoshi Sawada +1 more | 2006-05-23 |
| 6916587 | Toner, developer, and image forming method and apparatus | Hiroyuki Fushimi, Toshiki Nanya, Osamu Uchinokura, Shinichiro Yagi | 2005-07-12 |
| 6858365 | Toner for developing electrostatic latent image, developing method and developing apparatus | Toyoshi Sawada, Masanori Suzuki, Yohichiroh Watanabe, Keiko Shiraishi, Takuya Saito | 2005-02-22 |
| 6852459 | Color toner, method for manufacturing the toner, and image forming apparatus and method using the toner | Masanori Suzuki, Yohichiro Watanabe, Masahide Yamashita, Akihiro Kotsugai, Toyoshi Sawada +1 more | 2005-02-08 |
| 6829450 | Transfer bias applying method for an image forming apparatus and device for the same | Takahiro Tamiya, Akihiro Sugino, Hiromi Ogiyama, Katsuya Kawagoe, Mitsuru Takahashi +1 more | 2004-12-07 |
| 6818370 | Toner for developing electrostatic latent image, toner cartridge containing the toner and image forming apparatus | Osamu Uchinokura, Hiroyuki Fushimi, Shinichiro Yagi, Toshiki Nanya | 2004-11-16 |
| 6785500 | Image forming apparatus including image transfer body with elastic layer and coating layer | Mitsuru Takahashi, Yuuji Sawai, Hiromi Ogiyama, Katsuya Kawagoe, Akihiro Sugino | 2004-08-31 |
| 6741821 | Image forming apparatus, and process cartridge for use in image forming apparatus | Akihiro Sugino, Yuuji Sawai, Mitsuru Takahashi, Katsuya Kawagoe, Hiromi Ogiyama +1 more | 2004-05-25 |
| 6740461 | Carrier and two-component developer for electrophotography | Masahide Yamashita, Masanori Suzuki, Yohichiroh Watanabe, Kazuhito Watanabe, Keiko Shiraishi | 2004-05-25 |
| 6733939 | Toner, developer and container for the developer, and method of and apparatus for forming an image | Toshiki Nanya, Hiroyuki Fushimi, Osamu Uchinokura, Shinichiro Yagi | 2004-05-11 |
| 6716561 | Toner for developing electrostatic latent image and image forming method using same | Keiko Shiraishi, Masanori Suzuki, Yohichiroh Watanabe, Masahide Yamashita, Akihiro Kotsugai +1 more | 2004-04-06 |
| 6653037 | Toner for developing latent electrostatic images, and image forming method and device | Toyoshi Sawada, Masanori Suzuki, Yohichiroh Watanabe, Masahide Yamashita, Akihiro Kotsugai +1 more | 2003-11-25 |
| 6618565 | Transfer bias applying method for an image forming apparatus and device for the same | Takahiro Tamiya, Akihiro Sugino, Hiromi Ogiyama, Katsuya Kawagoe, Mitsuru Takahashi +1 more | 2003-09-09 |
| 6566026 | Toner for developing electrostatic latent image, toner container containing the toner, and image forming method and apparatus using the toner | Yohichiroh Watanabe, Masanori Suzuki, Masahide Yamashita, Keiko Shiraishi, Kazuhito Watanabe +2 more | 2003-05-20 |
| 6363229 | Full-color toner image fixing method and apparatus | Keiko Shiraishi, Masanori Suzuki, Yohichiroh Watanabe, Kazuhito Watanabe, Masahide Yamashita +3 more | 2002-03-26 |
| 6303258 | Electrophotographic toner and image forming method using the toner | Satoshi Mochizuki, Yasuo Asahina, Tomomi Suzuki | 2001-10-16 |
| 6258502 | Two-component developer, two-component developer holding container, and electrophotographic image formation apparatus equipped with the container | Yasushi Nakamura, Noboru Kuroda, Ryoichi Ito, Yasuaki Iwamoto, Yoshihiro Sugiyama +2 more | 2001-07-10 |
| 6183926 | Toner and two-component developer for electrophotographic process and image formation method and image formation apparatus using the toner | Noboru Kuroda, Yasushi Nakamura, Ryoichi Ito, Yasuaki Iwamoto, Tomio Kondou +3 more | 2001-02-06 |
| 6074794 | Toner for dry developing | Hiroyuki Fushimi, Masami Tomita, Yasuo Asahina, Tomomi Suzuki | 2000-06-13 |