Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11575095 | Photoelectric conversion device, process cartridge, and image forming apparatus | Daisuke Kubo, Hidetoshi Kami, Suzuka Nozoe, Tomoharu Asano, Nozomu Tamoto +2 more | 2023-02-07 |
| 10466604 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | Mitsuaki Hirose, Tomoharu Asano | 2019-11-05 |
| 9298113 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | Toshihiro Ishida, Hiroshi Ikuno, 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 | Hiroshi Ikuno, Masanobu Gondoh, Shinji Nohsho, Shohei Gohda, Kaori Toyama | 2015-10-27 |
| 9122183 | Electrophotographic photoreceptor, image forming apparatus and process cartridge | Hiroshi Ikuno, Naohiro Toda, Takafumi Iwamoto, Kazuhiro Egawa, Toshihiro Ishida | 2015-09-01 |
| 9037067 | Image forming apparatus and process cartridge | Hiroshi Ikuno, Yohta Sakon, Masahiro Ohmori, Kazuhiro Egawa | 2015-05-19 |
| 8867960 | Image forming apparatus and process cartridge | Naohiro Toda, Takafumi Iwamoto, Toshihiro Ishida, Yohta Sakon, Masahiro Ohmori | 2014-10-21 |
| 8652717 | Image bearing member and image forming method, image forming apparatus, and process cartridge using the same | Keisuke Shimoyama, Hiroshi Ikuno, Tomoharu Asano, Yasuhito Kuboshima, Yuuji Tanaka | 2014-02-18 |
| 8263300 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | — | 2012-09-11 |
| 8129082 | Electrophotographic photoreceptor, image forming method using electrophotographic photoreceptor, image forming apparatus, and process cartridge for image forming apparatus | Seiji Sarayama | 2012-03-06 |
| 7914959 | Image bearing member, image forming method, and image forming apparatus | Yoshinori Inaba, Tetsuro Suzuki, Hiroshi Tamura, Hidetoshi Kami, Yukio Fujiwara | 2011-03-29 |
| 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, Tomoyuki Shimada +1 more | 2010-12-21 |
| 7851119 | Electrophotographic photoconductor, method for producing the same, image forming process, image forming apparatus and process cartridge | Chiaki Tanaka, Michio Kimura, Tomoyuki Shimada, Nozomu Tamoto, Yoshiki Yanagawa +1 more | 2010-12-14 |
| 7838188 | Electrophotographic photoconductor, image forming method, image forming apparatus, and process cartridge | Nobuya Mori, Kazukiyo Nagai, Tomoyuki Shimada, Tetsuro Suzuki | 2010-11-23 |
| 7718335 | Image bearing member, and image forming apparatus and process cartridge using the same | Yukio Fujiwara, Tetsuro Suzuki, Hiroshi Tamura, Hidetoshi Kami, Yoshinori Inaba | 2010-05-18 |
| 7521155 | Volume hologram layer and volume hologram transfer foil | Hiroyuki Otaki, Toshio Yoshihara | 2009-04-21 |
| 7491472 | Volume hologram transfer foil | Hiroyuki Otaki | 2009-02-17 |
| 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, Hiroshi Ikuno | 2008-11-11 |
| 7141336 | Hologram transfer film | Satoshi Shioda, Mikiko Hojo, Hiroyuki Otaki, Kenji Ueda | 2006-11-28 |
| 7101644 | Hologram transfer foil | Hiroyuki Ohtaki, Kenji Ueda | 2006-09-05 |
| 7090935 | Magnetic card | Minoru Azakami, Kenji Ueda, Toru Nishioka, Atsushi Umezawa, Akihiro Mizumura | 2006-08-15 |
| 6994937 | Hologram transfer foil | Hiroyuki Ohtaki, Kenji Ueda | 2006-02-07 |
| 6852397 | Counterfeit-proof volume hologram multilayer structure, and counterfeit-proof volume hologram seal | Kenji Ueda | 2005-02-08 |
| 6596360 | Multilayer volume hologram, and label for multilayer volume hologram fabrication | Hirotada Ohkawa, Hiroyuki Ohtaki, Kenji Ueda, Fumiko Noujima | 2003-07-22 |
| 6495295 | Hologram transfer film | Satoshi Shioda, Mikiko Hojo, Hiroyuki Otaki, Kenji Ueda | 2002-12-17 |