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HJALMAR THOMASON

Overview
  • Total Patents
    14
About

HJALMAR THOMASON has a total of 14 patent applications. Its first patent ever was published in 1917. It filed its patents most often in United States. Its main competitors in its focus markets machine tools, machines and measurement are LOH KG OPTIKMASCHF, JOSEPH SUNNEN and HIBBARD HENRY DEMING.

Patent filings in countries

World map showing HJALMAR THOMASONs patent filings in countries
# Country Total Patents
#1 United States 14

Patent filings per year

Chart showing HJALMAR THOMASONs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools
#2 Machines
#3 Measurement

Top inventors

# Name Total Patents
#1 Hjalmar Thomason 14

Latest patents

Publication Filing date Title
US3073035A Gauge for checking relined brake shoes
US2939254A Brake shoe grinding equipment
US2644281A Grinder mechanism for cleaning brake shoes
US2543387A Clamp
US2345161A Brake shoe grinder
US2303007A Gauge
US2295061A Brake shoe grinding machine and gauge
US2268354A Adjustable pin gauge
US2222640A Brake shoe grinder
US2248139A Riveting machine
US2145902A Brake shoe grinder and gauge
US2069291A Brake lining machine
US1997609A Brake lining machine
US1359768A Wheel and gear puller