Learn more

TROSIEN CHARLES G

Overview
  • Total Patents
    25
About

TROSIEN CHARLES G has a total of 25 patent applications. Its first patent ever was published in 1918. It filed its patents most often in Canada and United States. Its main competitors in its focus markets machines, transport and mechanical elements are JENSEN GEORGE C, OEDEGAARD KJELL O and KUROKI SHIGENOBU.

Patent filings in countries

World map showing TROSIEN CHARLES Gs patent filings in countries
# Country Total Patents
#1 Canada 13
#2 United States 12

Patent filings per year

Chart showing TROSIEN CHARLES Gs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machines
#2 Transport
#3 Mechanical elements

Focus technologies

# Technology
#1 Unspecified technologies
#2 Vehicle parts
#3 Gearing

Top inventors

# Name Total Patents
#1 Trosien Charles G 25

Latest patents

Publication Filing date Title
US1562012A Gear lock for automobiles
US1490685A Gear lock for automobiles
US1472101A Gear lock for automobiles
US1545218A Automobile lock
US1353120A Gear-lock for automobiles
US1414716A Gear lock for automobiles
US1366300A Gear-lock for automobiles
US1353119A Gear-lock for automobiles
US1366299A Gear-lock for automobiles
CA191444A Lock for automobiles
US1397564A Automobile-lock
US1348337A Lock for automobiles
CA218630A Automobile lock
CA239404A Gear lock for automobile
CA218632A Gear lock for automobiles
CA218635A Gear lock for automobiles
CA227597A Gear lock for automobiles
CA227596A Automobile lock
CA238701A Gear lock for automobiles
CA239403A Gear lock for automobiles