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EGELHOF FA OTTO

Overview
  • Total Patents
    30
About

EGELHOF FA OTTO has a total of 30 patent applications. Its first patent ever was published in 1951. It filed its patents most often in Germany, EPO (European Patent Office) and France. Its main competitors in its focus markets mechanical elements, thermal processes and control are XDX LLC, OTTO EGELHOF GMBH & CO KG and JOERGENSEN HANS.

Patent filings in countries

World map showing EGELHOF FA OTTOs patent filings in countries

Patent filings per year

Chart showing EGELHOF FA OTTOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gras Horst 5
#2 Blaich Herbert 5
#3 Robin Jean-Jacques 3
#4 Feucht Friedrich 3
#5 Reissner Joachim 2
#6 Schaffranietz Uwe 2
#7 Feucht Fritz 2
#8 Windeisen Rainer 2
#9 Schaffranietz Uwe Dr 2
#10 Egelhof Otto 1

Latest patents

Publication Filing date Title
DE10237532A1 Control valve, for air-conditioning unit, has regulating element displaced into closed position independent of thermally-controlled actuator for blocking flow
DE10219667A1 Expansion valve with electronic controller, for motor vehicle air conditioning systems using carbon dioxide as coolant, has two throttle points in series, with the passage cross-section of second point adjustable to the first point
DE10218817A1 Control valve, for air-conditioning unit, has regulating element displaced into closed position independent of thermally-controlled actuator for blocking flow
EP1355207A1 Operating method for a compression refrigeration system and compression refrigeration system
DE10012714A1 Valve device for refrigeration circuit has pressure limiting valve providing direct path between high and low pressure sides of expansion organ at defined pressure threshold
DE19915048A1 Vehicle air conditioning
DE3601817A1 CONTROL DEVICE FOR THE REFRIGERANT FLOW FOR EVAPORATING REFRIGERATION SYSTEMS OR HEAT PUMPS AND EXPANSION VALVES ARRANGED IN THE REFRIGERANT FLOW
DE3504673A1 Self-acting non-return valve
DE2556982A1 Combined thermostatic and manual shut-off gas valve for oven - has valve discs moved axially by cams on shaft
FR2232971A7 Temperature controller using detector and transmitter - employs compensation and operated by liquid dilation
DE2237919A1 METAL BELOW, IN PARTICULAR FOR TEMPERATURE TRANSDUCERS
DE2165564A1 SAFETY DEVICE FOR TEMPERATURE TRANSDUCER
DE2151420A1 REGULATORS, IN PARTICULAR TEMPERATURE TRANSDUCERS
DE1923698A1 Latching device on taps, especially gas tendons
DE1915596A1 Locking device on cocks or the like., In particular on gas tendons for several work areas
DE1629865A1 Temperature regulators, in particular baking room thermostats
DE1525608A1 Distributor for flowing fluids or the like.
ES267726A3 A thermostatic or automatic injection valve for refrigerating facilities (Machine-translation by Google Translate, not legally binding)
ES228613A3 An injection valve for refrigerating facilities (Machine-translation by Google Translate, not legally binding)
DE888253C Arrangement to protect the soldering ring of diaphragm boxes, especially for refrigeration control devices