Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4297429 | Photographic material and diffusion transfer processing solution for making printing plates and method for making printing plates | Eiji Kanada, Shoji Yamada | 1981-10-27 |
| 4238279 | Compositions and methods for treating surface of lithographic printing plates | Toshiro Kondo | 1980-12-09 |
| 4230792 | Lithographic printing plate from silver halide emulsion | Akio Yoshida, Shigeyoshi Suzuki | 1980-10-28 |
| 4220702 | Method for making a lithographic printing plate | Shigeyoshi Suzuki | 1980-09-02 |