Issued Patents All Time
Showing 1–25 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9298113 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | Toshihiro Ishida, Tetsuya Toshine, Naohiro Toda, Takafumi Iwamoto, Kazuhiro Egawa | 2016-03-29 |
| 9170558 | Image forming apparatus and process cartridge including a cleaning blade which includes a cured composition | Tetsuya Toshine, Masanobu Gondoh, Shinji Nohsho, Shohei Gohda, Kaori Toyama | 2015-10-27 |
| 9143261 | Optical module | Ryuta Takahashi | 2015-09-22 |
| 9122183 | Electrophotographic photoreceptor, image forming apparatus and process cartridge | Tetsuya Toshine, Naohiro Toda, Takafumi Iwamoto, Kazuhiro Egawa, Toshihiro Ishida | 2015-09-01 |
| 9037067 | Image forming apparatus and process cartridge | Yohta Sakon, Masahiro Ohmori, Kazuhiro Egawa, Tetsuya Toshine | 2015-05-19 |
| 8939656 | Optical module | Ryuta Takahashi | 2015-01-27 |
| 8669030 | Electrophotographic photoreceptor, and image forming method and apparatus using the same | Yukio Fujiwara, Tetsuro Suzuki, Kazukiyo Nagai, Hiroshi Tamura, Hidetoshi Kami | 2014-03-11 |
| 8652717 | Image bearing member and image forming method, image forming apparatus, and process cartridge using the same | Keisuke Shimoyama, Tetsuya Toshine, Tomoharu Asano, Yasuhito Kuboshima, Yuuji Tanaka | 2014-02-18 |
| 8647798 | Photoreceptor, process cartridge and image forming apparatus | Tomoharu Asano, Akihiro Sugino, Hideo Nakamori, Mitsuaki Hirose | 2014-02-11 |
| 8588630 | Image forming apparatus | Eiji Kurimoto, Keisuke Shimoyama | 2013-11-19 |
| 8535863 | Electrophotographic photoreceptor, and image forming apparatus and process cartridge using same | Tomoharu Asano, Yasuhito Kuboshima, Yuuji Tanaka | 2013-09-17 |
| 8440713 | [1]benzothieno[3,2-B][1]benzothiophene compound and method for producing the same, and organic electronic device using the same | Daisuke Goto, Masafumi Torii, Tamotsu Horiuchi, Tamotsu Aruga, Toshiya Sagisaka +6 more | 2013-05-14 |
| 8193304 | Benzobisthiazole compound, benzobisthiazole polymer, organic film including the compound or polymer and transistor including the organic film | Satoshi Yamamoto, Masafumi Torii, Tamotsu Aruga, Tamotsu Horiuchi, Takuji Kato +6 more | 2012-06-05 |
| 8148038 | Image bearing member, process cartridge, image forming apparatus and method of forming image bearing member | Yukio Fujiwara, Tetsuro Suzuki, Hiroshi Tamura, Hidetoshi Kami, Takafumi Iwamoto | 2012-04-03 |
| 8119317 | Electrophotographic photoreceptor, and process cartridge and image forming apparatus using the photoreceptor | Hidetoshi Kami, Tetsuro Suzuki, Hiroshi Tamura, Yukio Fujiwara, Takafumi Iwamoto | 2012-02-21 |
| 8084170 | Electrophotographic photoconductor, electrophotographic process cartridge containing the same and electrophotographic apparatus containing the same | Hidetoshi Kami, Tetsuro Suzuki, Hiroshi Tamura, Yukio Fujiwara, Takafumi Iwamoto | 2011-12-27 |
| 8043773 | Image bearing member, image forming apparatus and process cartridge | Tetsuro Suzuki, Hidetoshi Kami, Yukio Fujiwara, Hiroshi Tamura | 2011-10-25 |
| 8043777 | Electrophotographic photoconductor, process cartridge, and image forming apparatus | Hidetoshi Kami, Tetsuro Suzuki, Hiroshi Tamura, Yukio Fujiwara | 2011-10-25 |
| 7858278 | Electrophotographic photoreceptor, and image forming apparatus and process cartridge using the electrophotographic photoreceptor | Masafumi Ohta, Tomoyuki Shimada, Yuuji Tanaka, Hongguo Li | 2010-12-28 |
| 7718333 | Electrophotographic photoconductor and method of preparing same | Kazukiyo Nagai, Chiaki Tanaka, Tetsuro Suzuki, Hongguo Li | 2010-05-18 |
| 7629103 | Photoconductor, manufacturing method thereof, image forming process and image forming apparatus using photoconductor, and process cartridge | Hiroshi Tamura, Tetsuro Suzuki, Yoshiki Yanagawa | 2009-12-08 |
| 7556903 | Electrophotographic photoreceptor, and image forming method, apparatus and process cartridge therefor using the photoreceptor | Yoshiki Yanagawa, Hongguo Li, Kazukiyo Nagai, Hiroshi Tamura, Tetsuro Suzuki | 2009-07-07 |
| 7449272 | Electrophotographic photoreceptor and method of preparing the photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the photoreceptor | Yoshiaki Kawasaki, Tetsuro Suzuki, Tetsuya Toshine | 2008-11-11 |
| 7416823 | Electrophotographic photoconductor, and image formation method, image formation apparatus, and process cartridge for image formation apparatus using the same | Yoshiki Yanagawa, Hongguo Li, Kazukiyo Nagai, Hiroshi Tamura, Tetsuro Suzuki +2 more | 2008-08-26 |
| 7399563 | Electrophotographic photoconductor, and image forming process, image forming apparatus and process cartridge for an image forming apparatus using the same | Tetsuro Suzuki, Hiroshi Tamura, Kazukiyo Nagai, Hongguo Ll | 2008-07-15 |