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ADDER MACHINE CO

Overview
  • Total Patents
    78
About

ADDER MACHINE CO has a total of 78 patent applications. Its first patent ever was published in 1903. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets computer technology, textiles and paper and machines are WALTER L MILLIKEN, IDEAL CASH REGISTER COMPANY and WALES CHARLES.

Patent filings in countries

World map showing ADDER MACHINE COs patent filings in countries
# Country Total Patents
#1 United States 58
#2 Canada 6
#3 France 6
#4 Austria 4
#5 Switzerland 4

Patent filings per year

Chart showing ADDER MACHINE COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kuentzler Henry 15
#2 Mcfarland Charles N 12
#3 Wales Charles 8
#4 Wilgus Charles V 7
#5 Bickford Frank H 6
#6 Pentecost Arthur 5
#7 Hunter John Pirrong 4
#8 Machine Company The Adder 4
#9 Lotterhand Jason C 3
#10 Hunter John P 3

Latest patents

Publication Filing date Title
US1260632A Calculating-machine.
US1238809A Calculating-machine.
US1282282A Calculating-machine.
US1296693A Calculating-machine.
US1223419A Calculating-machine.
US1206905A Paper-carriage.
US1189289A Calculating-machine.
US1150916A Calculating-machine.
US1136016A Item-indicator.
US1218118A Paper-feeding device.
US1178796A Paper-feed mechanism.
US1225961A Carrying mechanism.
US1086580A Clearing mechanism for calculating-machines.
US1203655A Keyboard.
US1206863A Item-indicator.
US1294704A Elimination and special-signal mechanism.
US1095400A Numeral-wheel lock.
US1260615A Calculating-machine.
US1066700A Register-resetting mechanism.
US1112516A Printing mechanism.