Assignee
ADDMASTER CORP
18 patents
Top patents by PatentIndex Score
US4094483AJun 13, 1978
Mounting device
ADDMASTER CORP65 citations94
US5187351AFeb 16, 1993
Processing of bank documents
ADDMASTER CORP42 citations91
US4182539AJan 8, 1980
Latching device
ADDMASTER CORP39 citations90
US4163161AJul 31, 1979
MOSFET circuitry with automatic voltage control
ADDMASTER CORP20 citations82
US6623105B1Sep 23, 2003
Printhead cartridge latching assembly
ADDMASTER CORP25 citations80
US4043440AAug 23, 1977
Paper feed and web rewind mechanism
ADDMASTER CORP24 citations80
US4149458AApr 17, 1979
Receipt printer for cash registers and the like
ADDMASTER CORP11 citations72
US4072919AFeb 7, 1978
Solenoid construction
ADDMASTER CORP8 citations72
US4003267AJan 18, 1977
Cyclically operable drive transmission
ADDMASTER CORP13 citations71
US3967550AJul 6, 1976
Squeeze printer for papers or stacks of papers of varying thicknesses
ADDMASTER CORP11 citations71
US3954054AMay 4, 1976
Squeeze printer for papers or stacks of papers of varying thicknesses
ADDMASTER CORP11 citations71
USD322277SDec 10, 1991
Strip printer
ADDMASTER CORP6 citations69
US4944620AJul 31, 1990
Printer device for duplicate slips and the like
ADDMASTER CORP17 citations66
US5399038AMar 21, 1995
Dual line slip printer
ADDMASTER CORP6 citations61
US4047409ASep 13, 1977
Key controlled lock
ADDMASTER CORP3 citations60
US4019618AApr 26, 1977
Reversible ribbon drive mechanism
ADDMASTER CORP5 citations60
US6702148B1Mar 9, 2004
Paper feed assembly
ADDMASTER CORP2 citations55
USD258365SFeb 24, 1981
Cash register
ADDMASTER CORP3 citations53