Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5403692 | Electrophotographic photoreceptor | Masaharu Shirai, Yuichi Yashiki, Wataru Nakabayashi, Isamu Ishiko, Kazuaki Aoki | 1995-04-04 |
| 5130218 | Electrophotographic photoreceptor providing a stable high charge ability and low dark decay coefficient | Seiji Ashiya | 1992-07-14 |