Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5430527 | Electrophotographic apparatus having cleaning width larger than charging width | Akio Maruyama, Junichi Kishi, Hiroyuki Ohmori | 1995-07-04 |
| 5112708 | Member for charging with surface layer of N-alkoxymethylated nylon effecting charging at lower voltage | Hisami Tanaka, Hiroyuki Ohmori, Masafumi Hisamura | 1992-05-12 |
| 5089851 | Charging member | Hisami Tanaka | 1992-02-18 |
| 5008706 | Electrophotographic apparatus | Hiroyuki Ohmori, Hisami Tanaka | 1991-04-16 |
| 4910536 | Electrophotographic photosensitive member, electrophotographic apparatus and process for forming an electrophotographic image using laser and special organic photoconductor | Naoto Fujimura, Teigo Sakakibara, Noboru Kashimura | 1990-03-20 |
| 4835079 | Electrophotographic photosensitive member and electrophotographic process using the same | Naoto Fujimura, Kiyoshi Sakai | 1989-05-30 |
| 4663259 | Electrophotographic photosensitive member and image forming process using the same | Naoto Fujimura, Kiyoshi Sakai | 1987-05-05 |