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CHICAGO MUSICAL INSTR COMPANY

Overview
  • Total Patents
    20
About

CHICAGO MUSICAL INSTR COMPANY has a total of 20 patent applications. Its first patent ever was published in 1936. It filed its patents most often in United States, Germany and Canada. Its main competitors in its focus markets consumer goods, machines and basic communication technologies are CHICAGO MUSICAL INSTR CO, FERNANDES CO LTD and NORLIN MUSIC INC.

Patent filings in countries

World map showing CHICAGO MUSICAL INSTR COMPANYs patent filings in countries
# Country Total Patents
#1 United States 14
#2 Germany 4
#3 Canada 1
#4 United Kingdom 1

Patent filings per year

Chart showing CHICAGO MUSICAL INSTR COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Anderson Walter J 8
#2 Erickson Norman B 3
#3 Mathews Joseph A 3
#4 Mann Howard H 3
#5 J Campbell Donald 3
#6 Anderson Walter Joseph 2
#7 Holman Howard E 2
#8 Barber Charles E 1
#9 Kurt Berwin 1
#10 Welsh Charles W 1

Latest patents

Publication Filing date Title
US3139477A Electrical musical instrument
US3104581A Electrified accordion
GB889364A Electrical musical instrument
US2816181A Switch organization
US2823310A Electrical musical instrument
US2819640A Electrical musical instrument
US2854879A Electrical musical instrument
US2818762A Attack and decay system using triode-pentode tubes
US2826688A Cascaded triode-pentode counter circuit
US2788400A Organ key switch
US2814726A Electrical musical instruments
US2788420A Bus-bar
US2811887A Electrical musical instrument
US2118545A Piano accordion
US2070853A Piano accordion
CA611518A Electrical musical instrument