Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5105222 | Electrophotographic copying apparatus having photoconductor with magnetic layer | Katsuichi Ohta, Michio Kimura, Kazuya Ishida, Satoshi Igari | 1992-04-14 |
| 4871635 | Electrophotographic photoconductor layered element comprising salt material undercoat layer on conductive support | Kenji Seki, Junichiroh Hashimoto, Michio Kimura, Hirofumi Yamanami, Satomi Mochizuki | 1989-10-03 |
| 4741981 | Photosensitive material for electrophotography contains organic phosphite compounds | Junichiro Hashimoto, Hideki Akiyoshi | 1988-05-03 |