Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4481271 | Layered electrophotographic photoconductor containing a hydrazone | Mitsuru Hashimoto, Kiyoshi Sakai, Toshio Fukagai, Tatsuya Katoh | 1984-11-06 |
| 4390608 | Layered charge generator/transport electrophotographic photoconductor uses bisazo pigment | Mitsuru Hashimoto, Masaomi Sasaki, Toshio Fukagai, Tatsuya Katoh | 1983-06-28 |