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LANDIS & GYR METERING INC

Overview
  • Total Patents
    21
About

LANDIS & GYR METERING INC has a total of 21 patent applications. Its first patent ever was published in 1987. It filed its patents most often in United States, Canada and Mexico. Its main competitors in its focus markets measurement, electrical machinery and energy and audio-visual technology are TECHNOPROBE SPA, LINCOLN METER COMPANY LTD and ATG TEST SYSTEMS GMBH.

Patent filings in countries

World map showing LANDIS & GYR METERING INCs patent filings in countries
# Country Total Patents
#1 United States 14
#2 Canada 6
#3 Mexico 1

Patent filings per year

Chart showing LANDIS & GYR METERING INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Voisine John T 11
#2 Moore Lester C 4
#3 Anderson Christopher Lee 4
#4 Kirby Lane C 3
#5 Tate Ronald C 3
#6 Anderson Christopher L 3
#7 Dykstal Gregory L 3
#8 Slaven Robert Edward 2
#9 Szabela William A 2
#10 Burns Gordon R 2

Latest patents

Publication Filing date Title
US5270639A Time of use register for use with a utility meter
US5298857A Electrical energy meter with a precision integrator for current measurement
US5231347A Power factor matching in an AC power meter
US5343143A Shielded current sensing device for a watthour meter
US5158476A Modular strain relief device for electrical connectors
US4998061A Watthour meter with temperature compensation for wye connected systems
US4987363A Electric energy meter with power outage recovery circuit
US5049810A Watt-hour meter cover with battery hatch reset switch and optical communication port
US5066906A Time of use register for use with a utility meter
CA1280464C Replaceable resistors for calibrating a watthour meter
US4887028A Watthour meter with isolation transformers having a feedback loop
US4902964A Program clock for an electronic demand register with automatic calibration based on sensed line frequency
US4896106A Watthour meter for wye connected systems
US4843306A Replaceable resistors for calibrating a watthour meter