Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693449 | Process for the production of a multicolored image and photosensitive material for carrying out this process | Stephan J. W. Platzer, Gerhard Buhr, Dieter Mohr | 1997-12-02 |
| 5660968 | Negative working, peel developeable, single sheet color proofing system with improved background color | Gabor I. Koletar | 1997-08-26 |