Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357404 | Process for forming a lithographic printing plate by electrophotography | Sadao Osawa, Seiichi Taguchi | 1982-11-02 |
| 4320408 | Method of forming electrostatic image | Masakazu Iwasa, Hisashi Katou | 1982-03-16 |