Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10266666 | Porous resin particle and method for producing the same, and structure | Shingo Fujimoto | 2019-04-23 |
| 10073392 | Fixing member, image forming apparatus, fixing method, and image forming method | Shingo Fujimoto | 2018-09-11 |
| 10066074 | Method of producing hollow particulate material | Shingo Fujimoto, Kunihiro Ogura | 2018-09-04 |
| 9950303 | Method for production of hollow particle | Kunihiro Ogura | 2018-04-24 |
| 9201320 | Production process of organic photoreceptor | Hiroshi Nakahara, Shinichi Hamaguchi, Mayuko MATSUSAKI | 2015-12-01 |
| 9063448 | Electrophotographic photoconductor and image forming apparatus | Shinichi Hamaguchi, Mayuko MATSUSAKI, Hiroshi Nakahara | 2015-06-23 |
| 8808954 | Electrophotographic photoconductor, process cartridge including the same, and image forming apparatus including the same | Mayuko MATSUSAKI, Shinichi Hamaguchi | 2014-08-19 |
| 8669031 | Electrophotographic photoreceptor and image forming method | Shinchi Hamaguchi, Naoki Nozaki, Mayuko MATSUSAKI | 2014-03-11 |
| 8652714 | Electrophotographic photoconductor, process cartridge including the same, and image forming apparatus including the same | Shinichi Hamaguchi, Mayuko MATSUSAKI | 2014-02-18 |
| 8518616 | Electrophotographic photoreceptor and image forming method | Naoki Nozaki, Teruo Sasaki, Mayuko Ushiro | 2013-08-27 |
| 8288065 | Electrophotographic photoreceptor and image formation apparatus | Takeshi Ishida | 2012-10-16 |
| 8216752 | Organic photoreceptor and image forming apparatus | Takeshi Ishida | 2012-07-10 |
| 8182970 | Image forming method | Hirohiko Seki, Nobuaki Kobayashi, Tadaaki SUMITANI | 2012-05-22 |
| 7879517 | Electrophotographic photoreceptor | Masahiro Ishie, Shinichi Yabuki, Hidaya Miwa | 2011-02-01 |
| 7473510 | Electrophotographic photoreceptor, a processing cartridge, an image forming apparatus and an image forming method | Kageyuki Tomoyori, Hirofumi Hayata, Tsuyoshi Shimoda | 2009-01-06 |
| 7229729 | Electrophotographic photoreceptor, process cartridge, image forming apparatus and image forming method | Kazuhisa Shida, Masao Asano, Hiroshi Yamazaki, Akihiko Itami | 2007-06-12 |
| 7166398 | Electrophotographic photoreceptor and device | Akihiko Itami, Kazuhisa Shida, Masao Asano, Hiroshi Yamazaki | 2007-01-23 |
| 7078142 | Image forming method | Akihiko Itami, Takeo Oshiba, Yohko Kitahara, Masahiko Kurachi, Kazuhisa Shida | 2006-07-18 |
| 6878496 | Electrophotoreceptor, image forming method, image forming apparatus and processing cartridge | Masao Asano, Hirofumi Hayata, Shinichi Hamaguchi | 2005-04-12 |
| 6620567 | Electrophotographic photoreceptor, image forming apparatus and processing cartridge | Shinichi Hamaguchi, Hirofumi Hayata, Chigusa Miyake | 2003-09-16 |
| 6489069 | Electrophotographic image carrier and image forming apparatus, image forming method and processing cartridge using it | Akihiko Itami, Takeo Oshiba, Yohko Kitahara, Masahiko Kurachi, Kazuhisa Shida | 2002-12-03 |
| 6442367 | Electrophotographic image forming method, electrophotographic image forming apparatus, and processing cartridge | Akihiko Itami, Takeo Oshiba, Yohko Kitahara, Masahiko Kurachi, Kazuhisa Shida | 2002-08-27 |
| 6406825 | Electrophotographic photoreceptor | Akihiko Itami, Kazumasa Watanabe, Shingo Fujimoto, Toyoko Shibata, Tomoko Sakimura | 2002-06-18 |
| 6399262 | Electrophotographic photoreceptor | Takeo Oshiba, Akihiko Itami, Yohko Kitahara, Masahiko Kurachi, Kazuhisa Shida | 2002-06-04 |
| 6265122 | Electrophotographic photoreceptor and an image forming apparatus and a process cartridge using the same | Akihiko Itami, Takeo Oshiba, Yohko Kitahara, Masahiko Kurachi, Kazuhisa Shida | 2001-07-24 |