Inventor
WILKES ALAN
8 patents
Patents
8 patentsUS4350753ASep 21, 1982
Positive acting composition yielding pre-development high visibility image after radiation exposure comprising radiation sensitive diazo oxide and haloalkyl-s-triazine with novolak and dyestuff
POLYCHROME CORP80 citations95
US4171974AOct 23, 1979
Aqueous alkali developable negative working lithographic printing plates
POLYCHROME CORP20 citations81
US4483758ANov 20, 1984
Method for making a negative working lithographic printing plate
POLYCHROME CORP7 citations73
US4447512AMay 8, 1984
Method for making a negative working lithographic printing plate
POLYCHROME CORP10 citations73
US4477317AOct 16, 1984
Aluminum substrates useful for lithographic printing plates
POLYCHROME CORP17 citations72
US4576892AMar 18, 1986
Photosensitive materials
POLYCHROME CORP6 citations61
US4326020AApr 20, 1982
Method of making positive acting diazo lithographic printing plate
POLYCHROME CORP6 citations61
US4486518ADec 4, 1984
Duplicating film mask with radiation absorbing benzophenone in processed positive-working radiation sensitive layer on transparent substrate
POLYCHROME CORP5 citations59