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GERDTS GUSTAV F GMBH CO KG

Overview
  • Total Patents
    40
About

GERDTS GUSTAV F GMBH CO KG has a total of 40 patent applications. Its first patent ever was published in 1979. It filed its patents most often in Germany, United Kingdom and France. Its main competitors in its focus markets measurement, mechanical elements and packaging and shipping are FLETCHER JAMES ASHTON, TACO ARMATUREN AG and NORTHEDGE RONALD.

Patent filings in countries

World map showing GERDTS GUSTAV F GMBH CO KGs patent filings in countries
# Country Total Patents
#1 Germany 14
#2 United Kingdom 7
#3 France 6
#4 German Democratic Republic 2
#5 Spain 2
#6 Poland 2
#7 Sweden 2
#8 Hungary 1
#9 Italy 1
#10 Netherlands 1
#11 Norway 1
#12 Romania 1

Patent filings per year

Chart showing GERDTS GUSTAV F GMBH CO KGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schittek Friedrich 6
#2 Grunz Otto 5
#3 Hansemann Heinrich 5
#4 Wessels Luer 4
#5 Rupprecht Norbert 3
#6 Zimmermann Heino 3
#7 Willenbrock Helmut 3
#8 Schnatmeyer Hans 2
#9 Zimmermann Heino Dipl Ing 2
#10 Wessels Lur 2

Latest patents

Publication Filing date Title
DE3143515A1 "ULTRASONIC LEVEL LIMIT SENSOR"
DE3132344A1 Actuating device for a container valve
DE3131815C1 Container valve
DE3129065C1 Device for photoelectric monitoring of a flowing medium
DE3113938A1 RETURN VALVE
DE3107015A1 VALVE HOUSING
DE3037941A1 RETURN VALVE
DE3030746A1 SHUT-OFF ARMATURE
DE3030747A1 VALVE
DE3026342A1 CAPACITIVE LEVEL PROBE
DE3011803A1 LIQUID MONITORING PROBE
DE3005851A1 Liq. level monitoring based on relative transmissivity - using ultrasonic transmitter and receiver of varying sweeping frequency and measuring resonances
DE2953267A1 CAPACITIVE LEVEL MEASURING PROBE
DE2939355A1 Liq. level bridge circuit detector - has probe electrical heater subject to alternating heating and cooling periods, at different electric supply levels