Assignee
PRINTING DEV INC
US13 patents
Top patents by PatentIndex Score
US5962192AOct 5, 1999
Photoresists and method for making printing plates
PRINTING DEV INC34 citations88
US6037085AMar 14, 2000
Photoresists and method for making printing plates
PRINTING DEV INC17 citations79
US4115816ASep 19, 1978
Electronic screening
PRINTING DEV INC25 citations76
US3983319ASep 28, 1976
Electronic screening for image reproduction
PRINTING DEV INC30 citations76
US3979212ASep 7, 1976
Laminated lithographic printing plate
PRINTING DEV INC26 citations72
US4371430AFeb 1, 1983
Electrodeposition of chromium on metal base lithographic sheet
PRINTING DEV INC13 citations67
US4189752AFeb 19, 1980
Electronic screening with galvanometer recorders
PRINTING DEV INC10 citations63
US6664019B2Dec 16, 2003
Aluminum printing plates and method of making
PRINTING DEV INC4 citations54
US4022619AMay 10, 1977
Composite developer-etch composition for chromium-plated lithographic printing plates
PRINTING DEV INC4 citations54
US6924085B2Aug 2, 2005
Photoresist coatings for copper clad stainless steel printing plates
PRINTING DEV INC3 citations50
US4522912AJun 11, 1985
Photopolymer coated lithographic printing plate
PRINTING DEV INC5 citations50
US4049453ASep 20, 1977
Composite developer-etch composition for chromium-plated lithographic printing plates
PRINTING DEV INC1 citations43
US4581258AApr 8, 1986
Photopolymer coated lithographic printing plate
PRINTING DEV INC0 citations39