Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5336576 | Electrophotographic photosensitive member having a photosensitive layer comprising the azo compound | Yasuyuki Hanatani, Hiroaki Iwasaki, Yasufumi Mizuta, Akihiko Kawahara | 1994-08-09 |
| 5288576 | Electrophotographic member having an azo compound with diphenoquinone | Yasuyuki Hanatani, Hiroaki Iwasaki, Yasufumi Mizuta, Akihiko Kawahara | 1994-02-22 |