Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7920806 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Isao Ikemoto, Kazushi Watanabe, Akira Higeta | 2011-04-05 |
| 7660545 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Isao Ikemoto, Kazushi Watanabe, Akira Higeta | 2010-02-09 |
| 7630661 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Isao Ikemoto, Kazushi Watanabe, Akira Higeta | 2009-12-08 |
| 7489885 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Isao Ikemoto, Kazushi Watanabe, Akira Higeta | 2009-02-10 |
| 7231161 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Isao Ikemoto, Kazushi Watanabe, Akira Higeta | 2007-06-12 |
| 7092655 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Isao Ikemoto, Kazushi Watanabe, Akira Higeta | 2006-08-15 |
| 6999696 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Isao Ikemoto, Kazushi Watanabe, Akira Higeta | 2006-02-14 |
| 6400914 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Isao Ikemoto, Kazushi Watanabe, Akira Higeta | 2002-06-04 |
| 6089567 | Image forming apparatus | Kazuhiko Yatsuhashi | 2000-07-18 |
| 6055407 | Sheet feeding device and image forming apparatus having the sheet feeding device | Ryukichi Inoue, Jun Tanaka | 2000-04-25 |
| 5348284 | Sheet supply apparatus | Hitoshi Ishihama, Yasuyoshi Hayakawa, Naoki Asano, Kenichi Horikoshi, Tetsuro Onuki +1 more | 1994-09-20 |
| 5158276 | Sheet feeding apparatus | — | 1992-10-27 |