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ENVIRONMENTAL INSTRUMENTS

Overview
  • Total Patents
    21
About

ENVIRONMENTAL INSTRUMENTS has a total of 21 patent applications. Its first patent ever was published in 1973. It filed its patents most often in United States, Canada and Switzerland. Its main competitors in its focus markets measurement are J TEC ASS INC, FETT THEO and SED SYSTEMS INC.

Patent filings in countries

World map showing ENVIRONMENTAL INSTRUMENTSs patent filings in countries
# Country Total Patents
#1 United States 3
#2 Canada 2
#3 Switzerland 2
#4 Germany 2
#5 United Kingdom 2
#6 Australia 1
#7 Belgium 1
#8 Denmark 1
#9 Finland 1
#10 France 1
#11 Israel 1
#12 Netherlands 1
#13 Norway 1
#14 Sweden 1
#15 South Africa 1

Patent filings per year

Chart showing ENVIRONMENTAL INSTRUMENTSs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Measurement

Focus technologies

# Technology
#1 Measuring speed and acceleration
#2 Measuring volume

Top inventors

# Name Total Patents
#1 Djorup Robert S 6
#2 Djorup Robert Sonny 6
#3 Djorup R S 2
#4 Lefteriou Nicholas 1
#5 Djorup R 1
#6 Rieven Steve 1
#7 Cohen Charle 1

Latest patents

Publication Filing date Title
US4829819A In-line dual element fluid flow probe
GB1579581A Directional hot film anemometer transducer
US3995481A Directional fluid flow transducer
NL7407804A Device for flow measurement of a fluid with a flow sensor.
DK142295B Apparatus for temperature dependent measurement of the size and direction of a fluid flow.
FI174674A Release for temperature release of storage fitting with fluidstroemning
ZA7403379B Directional fluid flow transducer
US3900819A Thermal directional fluid flow transducer