Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677095 | Electrophotographic photosensitive member | Toshihiro Kikuchi, Akio Maruyama, Noriko Ohtani, Hisami Tanaka, Teigo Sakakibara +1 more | 1997-10-14 |
| 5484673 | Electrophotographic photosensitive member | Toshihiro Kikuchi, Akio Maruyama, Noriko Ohtani, Hisami Tanaka, Teigo Sakakibara +1 more | 1996-01-16 |
| 5455135 | Electrophotographic photosensitive member with overlayer and electrophotographic apparatus employing same | Akio Maruyama, Kazushige Nakamura, Shoji Amamiya, Haruyuki Tsuji, Masaaki Yamagami +1 more | 1995-10-03 |
| 5422210 | Electrophotographic photosensitive member and electrophotographic apparatus, device unit and facsimile machine using the same | Akio Maruyama, Toshiro Kikuchi, Shoji Amamiya, Katsumi Aoki | 1995-06-06 |
| 5391449 | Electrophotographic photosensitive member | Akio Maruyama, Noriko Ohtani, Shinya Mayama | 1995-02-21 |
| 5391446 | Image holding member | Noriko Ohtani, Akio Maruyama, Shinya Mayama | 1995-02-21 |
| 5385797 | Electrophotographic photosensitive member, and electrophotographic apparatus, device unit, and facsimile machine employing the same | Akio Maruyama, Haruyuki Tsuji | 1995-01-31 |
| 5352552 | Image-bearing member and apparatus including same | Akio Maruyama, Naoto Fujimura, Kiyoshi Sakai, Noriko Ohtani, Seiko Nakano | 1994-10-04 |
| 5202207 | Electrophotographic photosensitive member | Tetsuro Kanemaru, Akihiro Senoo | 1993-04-13 |
| 5202214 | Process of producing-electrophotographic photosensitive member | Yoichi Kawamorita, Hisao Maruyama | 1993-04-13 |
| 5008168 | Photosensitive member for electrophotography | Masaru Nakagawa, Fumio Sumino, Masaaki Hiro, Noboru Kashimura | 1991-04-16 |