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LIQUIDOMETER CORP

Overview
  • Total Patents
    312
About

LIQUIDOMETER CORP has a total of 312 patent applications. Its first patent ever was published in 1921. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets measurement, telecommunications and machines are BITTO ENNIO, MICRO MOTION INC. and MICRO MOTION.

Patent filings in countries

World map showing LIQUIDOMETER CORPs patent filings in countries
# Country Total Patents
#1 United States 116
#2 Canada 79
#3 France 57
#4 United Kingdom 56
#5 Spain 2
#6 Switzerland 1
#7 Italy 1

Patent filings per year

Chart showing LIQUIDOMETER CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 De Giers Clarence A 68
#2 Degiers Clarence Adair 25
#3 Degiers Clarence A 17
#4 Sontheimer Carl G 15
#5 Abraham Edelman 13
#6 Edelman Abraham 11
#7 Arthur Wickesser 11
#8 Wickesser Arthur 10
#9 Campani Louis M 6
#10 Edwards Harrison F 5

Latest patents

Publication Filing date Title
US4707046A Safety breakaway electrical connector construction
US4500881A Inductively-coupled signalling system
US4038871A Liquid level gauge
US3956760A Liquid level gauge
US3952593A Liquid level gauge
US3935739A Liquid level gauging apparatus
US3911744A Liquid level gauging apparatus
US3316763A Fluid level gauge
US3285068A Electrical fluid level gauge
GB1001696A Improvements in or relating to position indicating devices
US3106694A Electric liquid level indicator
US3106693A Position-responsive means
US3214655A Capacitive probe
US3161055A Liquid level responsive gauge system
US3150302A Multiplexing apparatus for plural output device control
US3074273A Capacitance measuring apparatus and method
GB843887A Three-dimensional lattice type capacitor for tank gauging
US2986613A Liquid fuel measuring system for aircraft drop tanks and electrical connector usabletherewith
GB863021A Improvements in or relating to density-sensitive apparatus
US2911576A Three-dimensional lattice-type capacitor for tank gauging