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HAMMOND TYPEWRITER CO

Overview
  • Total Patents
    14
About

HAMMOND TYPEWRITER CO has a total of 14 patent applications. Its first patent ever was published in 1904. It filed its patents most often in United States and Austria. Its main competitors in its focus markets textiles and paper are KANESHIRO TERUYUKI, EDWARD BERNARD HESS and ODAWARA KIKI KK.

Patent filings in countries

World map showing HAMMOND TYPEWRITER COs patent filings in countries
# Country Total Patents
#1 United States 11
#2 Austria 3

Patent filings per year

Chart showing HAMMOND TYPEWRITER COs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Textiles and paper

Focus technologies

# Technology
#1 Typewriters

Top inventors

# Name Total Patents
#1 Lopez Arthur 5
#2 Spurgin Richard A 2
#3 Ruffin John Anderson 1
#4 Banta William 1
#5 Hammond James B 1
#6 Ruffin John A 1

Latest patents

Publication Filing date Title
US1093575A Double-shuttle anvil for type-writing machines.
US1131640A Type-shifting attachment for type-writing machines.
US1097553A Shuttle-shield for type-writing machines.
US1049742A Ribbon guiding and lifting attachment for type-writing machines.
US1126644A Carriage for type-writing machines.
US1034381A Card-holding attachment for type-writing machines.
US1055679A Type-writer.
US1015594A Type-writer.
US1041071A Tabulator for type-writers.
US915890A Type-writing machine.
US798215A Type-writer.