Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4284698 | Layered electrophotographic photoconductor | Takamichi Enomoto, Tatuya Kato, Toshio Fukagai | 1981-08-18 |
| 4245021 | Electrophotographic element having charge transport layer | Kiyoshi Sakai, Mitsuru Hashimoto, Masaomi Sasaki, Kyoji Tsutsui, Masafumi Ohta | 1981-01-13 |