Assignee
WESTERN LITHO PLATE & SUPPLY
24 granted patents·1 pending application·290 citations·filing 1973–2002
Top patents by PatentIndex Score
25 records- 0184US3993684AMonomeric compoundsWESTERN LITHO PLATE & SUPPLY·Filed 1973·Granted Nov 23, 1976·18 cites·11 claims
- 0282US4423955APhotographic printing apparatusWESTERN LITHO PLATE & SUPPLY·Filed 1982·Granted Jan 3, 1984·34 cites·52 claims
- 0372US4353647AApparatus for exposing and conveying photosensitive platesWESTERN LITHO PLATE & SUPPLY·Filed 1981·Granted Oct 12, 1982·14 cites·18 claims
- 0469US4575235APhotographic printing apparatus and methodsWESTERN LITHO PLATE & SUPPLY·Filed 1984·Granted Mar 11, 1986·9 cites·6 claims
- 0568US5454247AMethod of and apparatus for punching and bending a lithographic plateWESTERN LITHO PLATE & SUPPLY·Filed 1993·Granted Oct 3, 1995·19 cites·12 claims
- 0666US4575233APhotographic printingWESTERN LITHO PLATE & SUPPLY·Filed 1985·Granted Mar 11, 1986·11 cites·9 claims
- 0765US5502993AMethod of and apparatus for punching and bending a lithographic plateWESTERN LITHO PLATE & SUPPLY·Filed 1994·Granted Apr 2, 1996·21 cites·10 claims
- 0860US5786127APhotosensitive element having an overcoat which increases photo-speed and is substantially impermeable to oxygenWESTERN LITHO PLATE & SUPPLY·Filed 1996·Granted Jul 28, 1998·22 cites·34 claims
- 0959US5892574APlate exposing apparatus and methodWESTERN LITHO PLATE & SUPPLY·Filed 1997·Granted Apr 6, 1999·7 cites·17 claims
- 1058US5934195AApparatus for and method of exposing lithographic platesWESTERN LITHO PLATE & SUPPLY·Filed 1997·Granted Aug 10, 1999·26 cites·16 claims
- 1155US4334755AApparatus and method for processing lithographic platesWESTERN LITHO PLATE & SUPPLY·Filed 1980·Granted Jun 15, 1982·14 cites·29 claims
- 1253US4272604ABase plate and lithographic plate prepared by sensitization thereofWESTERN LITHO PLATE & SUPPLY·Filed 1979·Granted Jun 9, 1981·11 cites·13 claims
- 1352US5542002AMethod and apparatus for automatically inspecting a lithographic plate and reading its folioWESTERN LITHO PLATE & SUPPLY·Filed 1994·Granted Jul 30, 1996·12 cites·31 claims
- 1452US4222656AApparatus and method for processing exposed lithographic platesWESTERN LITHO PLATE & SUPPLY·Filed 1979·Granted Sep 16, 1980·12 cites·33 claims
- 1551US4752283AWaste water cleaning system for use with apparatus for processing exposed lithographic platesWESTERN LITHO PLATE & SUPPLY·Filed 1987·Granted Jun 21, 1988·19 cites·15 claims
- 1649US5369468APhotographic printing apparatus and methodWESTERN LITHO PLATE & SUPPLY·Filed 1993·Granted Nov 29, 1994·6 cites·14 claims
- 1744US5684571AApparatus for and method of exposing photosensitized platesWESTERN LITHO PLATE & SUPPLY·Filed 1995·Granted Nov 4, 1997·3 cites·25 claims
- 1841US5193690AMethod of and apparatus for automatically inspecting an exposed and bent lithographic plateWESTERN LITHO PLATE & SUPPLY·Filed 1991·Granted Mar 16, 1993·9 cites·29 claims
- 1938US5701170ASystem for automatically exposing and labeling a plurality of lithographic platesWESTERN LITHO PLATE & SUPPLY·Filed 1996·Granted Dec 23, 1997·11 cites·19 claims
- 2038US5347341APhotographic printing apparatusWESTERN LITHO PLATE & SUPPLY·Filed 1993·Granted Sep 13, 1994·3 cites·4 claims
- 2136US4614425APhotographic printing method and apparatusWESTERN LITHO PLATE & SUPPLY·Filed 1984·Granted Sep 30, 1986·6 cites·16 claims
- 2229US2003118944A1Post exposure method for enhancing durability of negative working lithographic platesWESTERN LITHO PLATE & SUPPLY·Filed 2002·Application pending·0 cites
- 2328US4272605ABase plate and lithographic plate prepared by sensitization thereofWESTERN LITHO PLATE & SUPPLY·Filed 1979·Granted Jun 9, 1981·0 cites·12 claims
- 2428US4198470ABase plate and lithographic plate prepared by sensitization thereofWESTERN LITHO PLATE & SUPPLY·Filed 1978·Granted Apr 15, 1980·0 cites·9 claims
- 2523US4292396AMethod for improving the press life of a lithographic image having an outer layer comprising an epoxy resin and article produced by methodWESTERN LITHO PLATE & SUPPLY·Filed 1980·Granted Sep 29, 1981·3 cites·11 claims
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