Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11029615 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Koichi Nakata, Haruki Mori, Shubun Kujirai | 2021-06-08 |
| 10365569 | Electrophotographic photosensitive member, production method of electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Ryoichi Tokimitsu, Masaki Nonaka, Haruki Mori | 2019-07-30 |
| 9772596 | Image forming apparatus and electrophotographic photosensitive member | Tomohisa Itagaki, Koji Takahashi, Hiroki Uematsu, Yasuhiro Kawai, Tsutomu Nishida +1 more | 2017-09-26 |
| 9389521 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Koji Takahashi, Naoaki Ichihashi, Yasuhiro Kawai, Hideki Ogawa | 2016-07-12 |
| 8886092 | Electrophotographic apparatus and process cartridge | Yoshihisa Saito, Shoji Amamiya, Hideki Ogawa, Tatsuya Ikezue, Kan Tanabe +2 more | 2014-11-11 |
| 8203632 | Imaging apparatus | Toshiyuki Miyamura | 2012-06-19 |
| 7813675 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kan Tanabe, Yoshihisa Saito, Hideki Ogawa, Shoji Amamiya, Tatsuya Ikezue +2 more | 2010-10-12 |
| 7534534 | Electrophotographic Photosensitive member, method for manufacturing electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Koichi Nakata, Akira Shimada, Tatsuya Ikezue, Hiroki Uematsu, Shuji Ishii +2 more | 2009-05-19 |
| 7425143 | Rotary connector device | — | 2008-09-16 |
| 7411622 | Video signal processor | Mikio Fujiwara, Katsuji Uro | 2008-08-12 |
| 7226711 | Electrophotographic photosensitive member, method for manufacturing electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Shoji Amamiya, Koichi Nakata, Tatsuya Ikezue, Akira Shimada, Hiroki Uematsu +2 more | 2007-06-05 |
| 7186489 | Electrophotographic photosensitive member, electrophotographic photosensitive member manufacturing process, process cartridge, and electrophotographic apparatus | Hiroki Uematsu, Tatsuya Ikezue, Akira Shimada, Koichi Nakata, Shuji Ishii +2 more | 2007-03-06 |