Issued Patents All Time
Showing 26–50 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9037067 | Image forming apparatus and process cartridge | Hiroshi Ikuno, Masahiro Ohmori, Kazuhiro Egawa, Tetsuya Toshine | 2015-05-19 |
| 9031491 | Image forming apparatus and process cartridge | Tomoharu Asano, Hideo Nakamori, Akihiro Sugino, Noboru Toriu, Keisuke Shimoyama +2 more | 2015-05-12 |
| 8913944 | Cleaning blade, and image forming apparatus and process cartridge using the cleaning blade | Masahiro Ohmori | 2014-12-16 |
| 8897690 | Cleaning blade, image forming apparatus and process cartridge | Masahiro Ohmori, Yuka Aoyama, Shinji Nohsho, Yasuyuki Yamashita, Masanobu Gondoh +1 more | 2014-11-25 |
| 8867960 | Image forming apparatus and process cartridge | Naohiro Toda, Takafumi Iwamoto, Toshihiro Ishida, Tetsuya Toshine, Masahiro Ohmori | 2014-10-21 |
| 8644753 | Cleaning blade, and image forming apparatus and process cartridge using same | Masahiro Ohmori | 2014-02-04 |
| 8498565 | Cleaning blade, and image forming apparatus and process cartridge using the same | Toshiyuki Kabata, Momoko Shionoiri, Masanobu Gondoh, Masahiro Ohmori | 2013-07-30 |
| 8369769 | Cleaning blade, image forming apparatus, and process cartridge | Masahiro Ohmori, Masanobu Gondoh | 2013-02-05 |
| 8224224 | Cleaning blade and image forming apparatus, process cartridge, and image forming method using the same | Masahiro Ohmori, Yasuyuki Yamashita, Masanobu Gondoh, Sayaka Katoh | 2012-07-17 |
| 7153621 | Electrophotographic photoreceptor and image forming apparatus using the photoreceptor | Narihito Kojima, Ryuta Takeichi, Akiyo Namiki, Hiroshi Nagame | 2006-12-26 |
| 6844124 | Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor | Hiroshi Ikuno, Hidetoshi Kami, Ryohichi Kitajima, Narihito Kojima, Akihiko Matsuyama +8 more | 2005-01-18 |
| 6706459 | Electrophotographic drum-shaped photoconductor and image forming method and apparatus using the same | Narihito Kojima, Ryuta Takeichi, Akiyo Nakajima, Hiroshi Nagame | 2004-03-16 |
| 6686114 | Electrophotographic image forming method and apparatus | Hiroshi Nagame, Narihito Kojima, Hiroshi Ikuno | 2004-02-03 |
| 6641964 | Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor | Hiroshi Ikuno, Hidetoshi Kami, Ryohichi Kitajima, Narihito Kojima, Akihiko Matsuyama +8 more | 2003-11-04 |
| 6576388 | Multilayer electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge using the photoreceptor | Akio Kosuge, Tatsuya Niimi, Narihito Kojima | 2003-06-10 |
| 6562529 | Electrophotographic drum-shaped photoconductor and image forming method and apparatus using the same | Narihito Kojima, Ryuta Takeichi, Akiyo Nakajima, Hiroshi Nagame | 2003-05-13 |
| 6558862 | Electrophotographic photoreceptor and image forming apparatus using the photoreceptor | Narihito Kojima, Ryuta Takeichi, Akiyo Namiki, Hiroshi Nagame | 2003-05-06 |
| 6521386 | Electrophotographic photoreceptor and electrophotographic image forming method and apparatus using the photoreceptor | Narihito Kojima, Minoru Umeda, Masao Yoshikawa, Hiroshi Nagame, Ryuta Takeichi +1 more | 2003-02-18 |
| 6516169 | Electrophotographic image forming apparatus having a gap between photoreceptor and charger, and process cartridge therefor | Tatsuya Niimi | 2003-02-04 |
| 6363237 | Unit for imparting lubricity to electrophotographic photoconductor, electrophotographic image formation apparatus including the unit, and image formation method using the apparatus | Hiroshi Nagame, Narihito Kojima, Ryuta Takeichi, Akiyo Nakajima | 2002-03-26 |
| 6160977 | Image forming apparatus and device for applying a lubricant to an image | Ryuta Takeichi, Akiyo Nakajima, Narihito Kojima, Hiroshi Nagame | 2000-12-12 |
| 6151468 | Electrophotographic photoconductor | Hidetoshi Kami, Tetsuro Suzuki, Narihito Kojima, Hiroshi Nagame, Hiroshi Tamura +1 more | 2000-11-21 |
| 6060205 | Image forming apparatus | Ryuta Takeichi, Narihito Kojima, Hiroshi Nagame, Akiyo Nakajima | 2000-05-09 |
| 6030733 | Electrophotographic photoconductor with water vapor permeability | Hidetoshi Kami, Tetsuro Suzuki, Narihito Kojima, Hiroshi Nagame, Hiroshi Tamura +1 more | 2000-02-29 |
| 5932362 | Organic electroluminescent element | Kazukiyo Nagai, Chihaya Adachi, Nozomu Tamoto | 1999-08-03 |