Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5786127 | Photosensitive element having an overcoat which increases photo-speed and is substantially impermeable to oxygen | Edward H. Parker | 1998-07-28 |
| 5178986 | Positive photoresist composition with naphthoquinonediazidesulfonate of oligomeric phenol | Anthony Zampini, Peter Trefonas, III, Charles R. Szmanda | 1993-01-12 |
| 5164279 | Positive dye photoresist compositions with 4,6-bis(azophenyl)resorcinol | Peter Trefonas, III, Anthony Zampini | 1992-11-17 |
| 5128230 | Quinone diazide containing photoresist composition utilizing mixed solvent of ethyl lactate, anisole and amyl acetate | Michael K. Templeton, Anthony Zampini, Peter Trefonas, III, James C. Woodbrey, Brian K. Daniels | 1992-07-07 |
| 4983492 | Positive dye photoresist compositions with 2,4-bis(phenylazo)resorcinol | Peter Trefonas, III, Anthony Zampini | 1991-01-08 |