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YOST WRITING MACHINE CO

Overview
  • Total Patents
    67
About

YOST WRITING MACHINE CO has a total of 67 patent applications. Its first patent ever was published in 1895. It filed its patents most often in United States and France. Its main competitors in its focus markets textiles and paper, computer technology and electrical machinery and energy are CARLSEN HENNING GUNNAR, ADDOGRAPH CO and UNION TYPEWRITER CO.

Patent filings in countries

World map showing YOST WRITING MACHINE COs patent filings in countries
# Country Total Patents
#1 United States 53
#2 France 14

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Smith Arthur W 22
#2 Woodward Oscar 11
#3 Walker Charles W 4
#4 Wallace Casper D 3
#5 Turner Samuel William 3
#6 Walker Charles Wellington 2
#7 Ballou George F 2
#8 Goerwitz Oskar 1
#9 Roberts Lyman R 1
#10 Felbel Jacob 1

Latest patents

Publication Filing date Title
US1124557A Type-writing machine.
US1092841A Type-writing machine.
US1050315A Type-writing machine.
US1053139A Type-writing machine.
US1052524A Type-writing machine.
US1050245A Type-writing machine.
US1054874A Type-writing machine.
US1058815A Type-writing machine.
US1015849A Type-writing machine.
US975170A Type-writing machine.
US975168A Type-writing machine.
US975169A Type-writing machine.
US954843A Type-writing machine.
US1036921A Combined type-writing and computing machine.
US999347A Type-writing machine.
US961194A Type-writing machine.
US974836A Type-writing machine.
US893829A Type-writing machine.
US963971A Type-writing machine.
US918243A Type-writing machine.