Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665502 | Electrophotographic photoreceptor and method for producing the photoreceptor | Kunio Ohashi, Mitsuru Tokuyama, Hiroshi Kinashi, Tadashi Umehara, Toshiya Asari | 1997-09-09 |
| 5614343 | Electrophotographic copying process for reversal development | Masayuki Hiroi, Itaru Ogawa | 1997-03-25 |