Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6342325 | Photoconductor | Hiroaki Hamanaka, Shinichi Nomura | 2002-01-29 |
| 6140631 | Photosensor for use in electrophotography | Hiroaki Hamanaka, Norihiro Sakamoto | 2000-10-31 |
| 5314776 | Multi-layered photoreceptor for electrophotography | Shinichi Nomura, Yoichi Fukuda, Atsushi NAGASAKI | 1994-05-24 |
| 4778741 | Photoreceptor for electrophotography | Masaru Yasui, Kazuhisa Kato | 1988-10-18 |
| 4686165 | Substrate for amorphous silicon photoreceptor | Masaru Yasui, Kazuhiro Miyamoto | 1987-08-11 |