Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10146167 | Shaft member, end member, photoreceptor drum unit, developing roller unit, and process cartridge | Shuichi Ikeda, Yohei Matsuoka, Shinichi Iijima | 2018-12-04 |
| 10042310 | End member, photosensitive drum unit, developing roller unit, and process cartridge | Shuichi Ikeda, Yohei Matsuoka, Yasunori Kawai | 2018-08-07 |
| 9025996 | Methods and devices for remanufacturing printer cartridge components | — | 2015-05-05 |
| 7601476 | Substrate for electrophotographic photoreceptor, process for producing the substrate, and electrophotographic photoreceptor employing the substrate | — | 2009-10-13 |
| 7491161 | Photoreceptor drums, methods and apparatus for assembling the same, and image-forming apparatus employing the same | — | 2009-02-17 |
| 7358018 | Substrate for electrophotographic photoreceptor, process for producing the substrate, and electrophotographic photoreceptor employing the substrate | — | 2008-04-15 |
| 6756326 | Clothing material with foamed strand welded together therein | Tadashi Takekawa, Kouji Sako, Takahiro Ueda | 2004-06-29 |
| 6440532 | Biaxially oriented polyester film, process for producing the same, and use thereof as substrate for photographic sensitive material | Tatsuya Ogawa, Masayuki Fukuda, Toshifumi Ishikawa | 2002-08-27 |
| 5834148 | Electrically-conductive substrate for electrophotographic photoreceptor, electrophotographic photoreceptor comprising same and process for the preparation thereof | Masakatsu Murayama, Toshiyuki Araki | 1998-11-10 |