Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6861196 | Photosensitive compositions having mixtures of alkoxy and non-alkoxy diazonium salt containing compounds | Stephan J. W. Platzer, Paul A. Perron, Harald Baumann, Melinda Alden | 2005-03-01 |
| 6638679 | Photosensitive compositions having mixtures of alkoxy and non-alkoxy diazonium salt containing compounds | Stephan J. W. Platzer, Paul A. Perron, Harald Baumann, Melinda Alden | 2003-10-28 |
| 5543262 | Benzanthrone polymerization gate in photopolymerizable compositions | John Delude, Paul A. Perron | 1996-08-06 |
| 5340681 | Method for preparing photographic elements having single photosensitive layer containing photopolymerizable compound, photoinitiator, diazonium compound and barrier material encapsulated pigment particles; and negative image formation process | Paul A. Perron, Gary V. Grosclaude | 1994-08-23 |
| 5286594 | Photographic elements utilizing a single photosensitive layer containing a photopolymerizable compound, photoinitiator, diazonium compound and barrier material encapsulated pigment particles | Paul A. Perron, Gary V. Grosclaude | 1994-02-15 |
| 4886731 | Multilayer photopolymeric printing plates with photoreactive diazo compounds and photopolymerizable compositions | Thomas P. Rorke | 1989-12-12 |