Inventor · disambiguated record
Alan Wilkes
Also filed as: WILKES ALAN · WILKES ALAN L · WILKES ALAN LEONARD
12 granted patents·206 citations·filing 1977–1985
92Inventor score
Files withPOLYCHROME CORP12
Top patents by PatentIndex Score
12 records- 0194US4350753APositive acting composition yielding pre-development high visibility image after radiation exposure comprising radiation sensitive diazo oxide and haloalkyl-s-triazine with novolak and dyestuffPOLYCHROME CORP·Filed 1981·Granted Sep 21, 1982·80 cites·13 claims
- 0285US4104072AWater developable lithographic printing plate having dual photosensitive layeringPOLYCHROME CORP·Filed 1977·Granted Aug 1, 1978·33 cites·20 claims
- 0374US4171974AAqueous alkali developable negative working lithographic printing platesPOLYCHROME CORP·Filed 1978·Granted Oct 23, 1979·20 cites·12 claims
- 0473US4477317AAluminum substrates useful for lithographic printing platesPOLYCHROME CORP·Filed 1983·Granted Oct 16, 1984·17 cites·5 claims
- 0557US4086092AProcess for making photosensitive lithographic printing plates involving sequentially coating with potassium zirconium fluoride and sodium silicatePOLYCHROME CORP·Filed 1977·Granted Apr 25, 1978·12 cites·9 claims
- 0652US4447512AMethod for making a negative working lithographic printing platePOLYCHROME CORP·Filed 1982·Granted May 8, 1984·10 cites·18 claims
- 0745US4483758AMethod for making a negative working lithographic printing platePOLYCHROME CORP·Filed 1984·Granted Nov 20, 1984·7 cites·7 claims
- 0844US4090880ALithographic printing plate and method of making samePOLYCHROME CORP·Filed 1977·Granted May 23, 1978·7 cites·14 claims
- 0940US4326020AMethod of making positive acting diazo lithographic printing platePOLYCHROME CORP·Filed 1980·Granted Apr 20, 1982·6 cites·12 claims
- 1037US4576892APhotosensitive materialsPOLYCHROME CORP·Filed 1985·Granted Mar 18, 1986·6 cites·15 claims
- 1136US4486518ADuplicating film mask with radiation absorbing benzophenone in processed positive-working radiation sensitive layer on transparent substratePOLYCHROME CORP·Filed 1982·Granted Dec 4, 1984·5 cites·2 claims
- 1233US4148649AMethod for producing lithographic printing platesPOLYCHROME CORP·Filed 1977·Granted Apr 10, 1979·3 cites·16 claims
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