Assignee
ROLAND OFFSETMASCHF
46 patents
Top patents by PatentIndex Score
US4149461AApr 17, 1979
Device for eliminating effect of bearing play in printing press cylinders
ROLAND OFFSETMASCHF443 citations99
US3956986AMay 18, 1976
Inking system for printing machines
ROLAND OFFSETMASCHF70 citations95
US4200932AApr 29, 1980
Means for the control and regulation of the printing process on printing presses
ROLAND OFFSETMASCHF66 citations94
US4033259AJul 5, 1977
Device for adjusting printing plates on the plate cylinder of printing presses
ROLAND OFFSETMASCHF32 citations91
US4193345AMar 18, 1980
Device for adjustment of the ink flow on printing press inking units
ROLAND OFFSETMASCHF35 citations90
US4130057ADec 19, 1978
Dampening system for printing presses, particularly offset printing presses
ROLAND OFFSETMASCHF36 citations90
US4119309AOct 10, 1978
Device for the flattening of sheets by means of suction
ROLAND OFFSETMASCHF23 citations82
US3966196AJun 29, 1976
Sheet delivery mechanism
ROLAND OFFSETMASCHF20 citations82
US4183299AJan 15, 1980
Device for fitting a blanket on the cylinder of a printing press
ROLAND OFFSETMASCHF20 citations81
US4000692AJan 4, 1977
Throw-off system for rotary offset printing press
ROLAND OFFSETMASCHF30 citations81
US3988942ANov 2, 1976
Laminated gear
ROLAND OFFSETMASCHF30 citations81
US3978788ASep 7, 1976
Ink metering assembly for printing press
ROLAND OFFSETMASCHF21 citations81
US3972523AAug 3, 1976
Sheet brake for printing press delivery
ROLAND OFFSETMASCHF25 citations77
US4168831ASep 25, 1979
Device for depositing sheets in sheet-fed printing press
ROLAND OFFSETMASCHF10 citations74
US4162652AJul 31, 1979
Device for cleaning cylinder bearers on printing presses
ROLAND OFFSETMASCHF15 citations74
US4060238ANov 29, 1977
Device for the smooth and flutter-free feeding of sheets on sheet-fed machines, particularly offset printing presses
ROLAND OFFSETMASCHF13 citations74
US4060237ANov 29, 1977
Sheet positioning mechanism for feed table of a sheet-fed printing press
ROLAND OFFSETMASCHF30 citations74
US3983812AOct 5, 1976
Inking system on printing presses having provision for varying ink distribution peripherally on printing plate
ROLAND OFFSETMASCHF17 citations74
US3972413AAug 3, 1976
Chain conveyor for printing presses
ROLAND OFFSETMASCHF9 citations74
US4565129AJan 21, 1986
Device for the automatic pile change at the delivery of a printing
ROLAND OFFSETMASCHF18 citations73
US4205605AJun 3, 1980
Device for determination of operating angle of distributor rollers
ROLAND OFFSETMASCHF11 citations73
US4158799AJun 19, 1979
Screwing tool for printing presses
ROLAND OFFSETMASCHF8 citations73
US4119035AOct 10, 1978
Printing plate
ROLAND OFFSETMASCHF7 citations73
US4000693AJan 4, 1977
Safe access arrangement for driven mechanisms in a printing press
ROLAND OFFSETMASCHF10 citations73
US3972524AAug 3, 1976
Sheet intercept mechanism to permit removal of delivery pile in printing press
ROLAND OFFSETMASCHF8 citations73
US3933351AJan 20, 1976
Sheet delivery arrangement having an air-stream sheet retarder
ROLAND OFFSETMASCHF17 citations73
US4015522AApr 5, 1977
Multicolor sheet-fed printing press
ROLAND OFFSETMASCHF11 citations72
US3931791AJan 13, 1976
Mechanism for applying lacquers and the like on a printing press
ROLAND OFFSETMASCHF16 citations72
US4149802AApr 17, 1979
Device for measuring ink film thickness
ROLAND OFFSETMASCHF8 citations71
US4094243AJun 13, 1978
Device for adjusting form rollers providing automatic compensation for change in packing thickness
ROLAND OFFSETMASCHF10 citations71
US4000694AJan 4, 1977
Ink fountain in an inking system for printing presses
ROLAND OFFSETMASCHF9 citations71
US3965735AJun 29, 1976
Device for measuring pressure between cylinders of a printing press
ROLAND OFFSETMASCHF9 citations71
US3979115ASep 7, 1976
Sheet lock for feed table in printing press
ROLAND OFFSETMASCHF11 citations70
US4190245AFeb 26, 1980
De-curling device for printing presses
ROLAND OFFSETMASCHF20 citations68
US4155304AMay 22, 1979
Device for providing the inking system of printing presses with ink
ROLAND OFFSETMASCHF17 citations67
US3966195AJun 29, 1976
Sheet delivery mechanism
ROLAND OFFSETMASCHF6 citations63
US4134582AJan 16, 1979
Device for the registering of sheets in printing presses in which the sheets are fed in an underlapped stream
ROLAND OFFSETMASCHF2 citations62
US4051782AOct 4, 1977
Dosing device on an ink fountain
ROLAND OFFSETMASCHF9 citations62
US4039873AAug 2, 1977
Vibration-free drive for printing presses
ROLAND OFFSETMASCHF5 citations62
US4092022AMay 30, 1978
Side-registering device
ROLAND OFFSETMASCHF6 citations61
US4061086ADec 6, 1977
Auxiliary pile board assembly for printing presses
ROLAND OFFSETMASCHF4 citations60
US4023793AMay 17, 1977
Device for the side-registering of sheets
ROLAND OFFSETMASCHF3 citations59
US3933352AJan 20, 1976
Sheet pile delivery for printing presses
ROLAND OFFSETMASCHF15 citations59
US4010685AMar 8, 1977
Printing plate clamping device
ROLAND OFFSETMASCHF8 citations58
US3956987AMay 18, 1976
Means for cleaning suction air conduits on printing presses
ROLAND OFFSETMASCHF3 citations45
US4033261AJul 5, 1977
Device for driving the plate cylinder in rotary printing presses, particularly offset printing presses
ROLAND OFFSETMASCHF0 citations37