Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5994010 | Organic photoreceptor for electrophotography | Takashi Tanaka | 1999-11-30 |
| RE35246 | Layed photosensitive material and electrophotography comprising selenium, arsenic and tellurium | — | 1996-05-21 |
| 5330863 | Photosensitive material for electronic photography use | Tsuneo Tamura, Seizou Kitagawa | 1994-07-19 |
| 5087543 | Electrophotographic printer | Tatuo Tanaka | 1992-02-11 |
| 5075188 | Selenium electrophotographic photoreceptor | Masahiko Kasahara, Tatsuo Tanaka | 1991-12-24 |
| 4891290 | Photosensitive material for electrophotography | — | 1990-01-02 |
| 4880717 | Photosensitive body for electrophotography with protective and intermediate layers | Seizo Kitagawa | 1989-11-14 |
| 4868077 | Layered photosensitive material for electrophotography comprising selenium, arsenic and tellurium | — | 1989-09-19 |
| 4837099 | Multilayer photoconductor for electrophotography | Masahiko Kasahara | 1989-06-06 |