Issued Patents All Time
Showing 51–60 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4895787 | Photopolymerizable positive working, peel developable, single sheet color proofing system | — | 1990-01-23 |
| 4808508 | Negative working color proofing process comprising diazo compound and polyvinyl acetal/polyvinyl alcohol/polyvinyl acetate resin | — | 1989-02-28 |
| 4772533 | Positive working naphthoquinone diazide color proofing element with polyvinyl acetate adhesive layer | Gabor I. Koletar, Richard L. Shadrach | 1988-09-20 |
| 4752346 | Apparatus and method for separating adherent films | — | 1988-06-21 |
| 4751166 | Negative working diazo color proofing method | Gabor I. Koletar | 1988-06-14 |
| 4719169 | Protective coating for images | Mehmet U. Yener, Stanley F. Wanat | 1988-01-12 |
| 4659642 | Positive working naphthoquinone diazide color proofing transfer process | Gabor I. Koletar, Richard L. Shadrach | 1987-04-21 |
| 4650738 | Negative working diazo color proofing method | Gabor I. Koletar | 1987-03-17 |
| 4581996 | Aluminum support useful for lithography | — | 1986-04-15 |
| 4427500 | Method for producing an aluminum support useful for lithography | — | 1984-01-24 |