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HARTMANN & BRAUN GMBH & CO KG

Overview
  • Total Patents
    66
About

HARTMANN & BRAUN GMBH & CO KG has a total of 66 patent applications. Its first patent ever was published in 1977. It filed its patents most often in Germany, EPO (European Patent Office) and United States. Its main competitors in its focus markets measurement, electrical machinery and energy and mechanical elements are MESS & REGELUNGST VEB K, YOKOGAWA HOKUSHIN ELECTRIC and OXSENSIS LTD.

Patent filings per year

Chart showing HARTMANN & BRAUN GMBH & CO KGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Thoenebe Werner 8
#2 Fabinski Walter 8
#3 Bauer Thomas 5
#4 Bruhn Arno 4
#5 Kirste Hans-Herbert 4
#6 Westerfeld Peter 4
#7 Dittmann Ralf Dipl Ing Dr 3
#8 Fabinski Walter Dipl Ing 3
#9 Vogt Siegfried 3
#10 Von Zur Gathen Guenter 2

Latest patents

Publication Filing date Title
GB9921486D0 Gas analyzer
DE19910409A1 Fieldbus arrangement with a fieldbus distributor
DE19900665C1 Arrangement for coupling/decoupling plug contact arrangement for non-intrinsically safe circuits in explosive atmospheres has shaft hermetically sealed with movable contact inserted
DE19839510C1 Regulating device for servo drive with new design of rotary slide valve
DE19834554A1 Force measuring unit in servo drive for controlling valves; has motor and gear unit with driving element on shaft having bearing at one end with springy waisted wall region
US5880373A Differential pressure measuring arrangement
DE19828446C1 Coordinated regulation of steam power plant block in steam power plant essentially consisting of steam generator with turbine to which is assigned generator with regulators for turbine inlet valve and fuel
DE19814098C1 Redundant relay contact control circuit for automation system
DE19814097C1 Redundant voltage supply for two-wire measuring transducer; has diode network connecting voltage sources in parallel, each providing output voltage switched between function testing and transducer supply value
DE19752508A1 NDIR photometer for multi-component measurement
DE19751892A1 Method and device for processing a measuring gas
EP0861436A1 Instrument for magnetic measurement of oxygen
DE19741037C1 Method of correcting a pressure difference signal from a measurement transducer
DE19739255A1 Nitrous oxide measurements
DE19735121A1 Dot generation method for dot matrix printer
DE19734912A1 Method for torque dependent decoupling of positioning drive
US5925987A Printed circuit board mounted electrodeless gas discharge lamp
DE19729464C1 Circuit for output stage for analogue electric variables I & V as proportional voltage
DE19728786C1 Transmission method for pulse-width modulated analog signal
DE19726998C1 Digital signal processing for determining electric characteristic quantity or magnitude in AC networks