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STROUP CHARLES L

Overview
  • Total Patents
    13
About

STROUP CHARLES L has a total of 13 patent applications. Its first patent ever was published in 1929. It filed its patents most often in United States and Canada. Its main competitors in its focus markets electrical machinery and energy, civil engineering and machines are PITTMAN RALPH R, SOULE PROT SURTENSIONS SA and ROLFE ELECTRIC COMPANY.

Patent filings in countries

World map showing STROUP CHARLES Ls patent filings in countries
# Country Total Patents
#1 United States 11
#2 Canada 2

Patent filings per year

Chart showing STROUP CHARLES Ls patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stroup Charles L 13

Latest patents

Publication Filing date Title
US2628269A Circuit interrupter
US2593214A Circuit control means
US2543712A High-voltage switch
US2457939A High-voltage switch
US2454849A Electric circuit interrupter
US2291175A Lightning arrester
US2250780A Earth anchor
US2289389A Current interrupting apparatus
US2239940A Current interrupting apparatus
US1815598A Insulating member for high tension construction
US1869397A Insulator
CA484036A Circuit interrupter
CA416245A Current interrupting apparatus