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ADDMASTER CORP

Overview
  • Total Patents
    83
About

ADDMASTER CORP has a total of 83 patent applications. Its first patent ever was published in 1961. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets textiles and paper, computer technology and electrical machinery and energy are MOON HOPKINS BILLING MACH CO, VICTOR ADDING MACHINE CO and DALTON ADDING MACHINE CO.

Patent filings in countries

World map showing ADDMASTER CORPs patent filings in countries
# Country Total Patents
#1 United States 54
#2 United Kingdom 11
#3 Germany 9
#4 France 4
#5 Italy 3
#6 Canada 1
#7 Switzerland 1

Patent filings per year

Chart showing ADDMASTER CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Clary John G 16
#2 Busch Richard E 13
#3 Kuhne Bryan F 5
#4 Busch Richard Emerson 3
#5 Takenaka G 3
#6 Fred Kuhne Bryan 3
#7 Oldenburg Kenneth F 3
#8 Clary J 3
#9 Berry W 2
#10 Mark Richard S 2

Latest patents

Publication Filing date Title
US6702148B1 Paper feed assembly
US6623105B1 Printhead cartridge latching assembly
US5399038A Dual line slip printer
US5187351A Processing of bank documents
US4944620A Printer device for duplicate slips and the like
US4182539A Latching device
US4149458A Receipt printer for cash registers and the like
US4094483A Mounting device
US4072919A Solenoid construction
US4047409A Key controlled lock
US4043440A Paper feed and web rewind mechanism
US4019618A Reversible ribbon drive mechanism
US4003267A Cyclically operable drive transmission
US4163161A MOSFET circuitry with automatic voltage control
US3954054A Squeeze printer for papers or stacks of papers of varying thicknesses
US3967550A Squeeze printer for papers or stacks of papers of varying thicknesses
US3916787A Printing platen
US3916786A Drum series printer with type members arrested by staggered stop pawls
US3878777A Squeeze printer with zero elimination
US3878779A Squeeze printer