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ENVIRONMENTAL SYSTEMS CORP

Overview
  • Total Patents
    18
About

ENVIRONMENTAL SYSTEMS CORP has a total of 18 patent applications. Its first patent ever was published in 1972. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets measurement and environmental technology are LORRAINE DECOLLETAGE, SKATRON AS and ANATEK ENTPR CO LTD.

Patent filings in countries

World map showing ENVIRONMENTAL SYSTEMS CORPs patent filings in countries
# Country Total Patents
#1 United States 7
#2 Canada 5
#3 Germany 1
#4 France 1
#5 United Kingdom 1
#6 Japan 1
#7 Netherlands 1
#8 Sweden 1

Patent filings per year

Chart showing ENVIRONMENTAL SYSTEMS CORPs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Kreikebaum Gerhard 7
#2 Shofner Frederick M 5
#3 Carlson Thomas B 2
#4 Schmitt Harold W 1
#5 Furederitsuku Maikeru Shiyofun 1
#6 Geruharuto Kuraikuboomu 1
#7 Shofner Frederick Michael 1
#8 Kreikebaum G 1
#9 Schofner F M 1
#10 Mckennon James Randall 1

Latest patents

Publication Filing date Title
US5976377A System and method for the reduction of the biological oxygen demand level of a flowable waste water
US4290695A Method and apparatus for measurement of transmittance and scatter of light in water
US4122719A System for accurate measurement of temperature
US4140395A Electro-optical method and system for in situ measurements of particle size and distribution
CA1041319A System for collecting particulates from a fluid medium
US4017186A Electro-optical method and system for in situ measurements of particulate mass density
CA1003661A Particle measurement by relative movement and pulsed light
US3914979A System for collecting particulates from a fluid medium
US3797937A System for making particle measurements