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TOLEDO STANDARD COMMUTATOR COM

Overview
  • Total Patents
    11
About

TOLEDO STANDARD COMMUTATOR COM has a total of 11 patent applications. Its first patent ever was published in 1918. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets electrical machinery and energy, machines and machine tools are NAT TELEPHONE SUPPLY CO, ELTEKNIK AB F S and NIHON ATSUCHIYAKU TANSHI SEIZO.

Patent filings in countries

World map showing TOLEDO STANDARD COMMUTATOR COMs patent filings in countries
# Country Total Patents
#1 United States 4
#2 United Kingdom 3
#3 Germany 2
#4 Canada 1
#5 France 1

Patent filings per year

Chart showing TOLEDO STANDARD COMMUTATOR COMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dusen Charles A Van 3
#2 Janke Henry P 1
#3 Janks Henry P 1

Latest patents

Publication Filing date Title
US1457801A Commutator segment and method of producing the same
US1424954A Spool or holder for commutators
DE381719C Commuter with metallic carrying case for electrical machines
GB164430A Process of and apparatus for rolling metal from which articles of predetermined shape can be formed
DE381718C Device for assembling commutators
GB138352A Improvements relating to commutator assembling devices
US1329277A Commutator and process of producing the same
US1429352A Commutator-segments manufacture
CA223207A Commutator segment manufacture