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ERWIN MARX DR ING

Overview
  • Total Patents
    41
About

ERWIN MARX DR ING has a total of 41 patent applications. Its first patent ever was published in 1923. It filed its patents most often in Germany and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, measurement and basic communication technologies are BALT MFG COMPANY, KONDO DENKI KK and KASAI KOTOO.

Patent filings in countries

World map showing ERWIN MARX DR INGs patent filings in countries
# Country Total Patents
#1 Germany 39
#2 United Kingdom 2

Patent filings per year

Chart showing ERWIN MARX DR INGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Marx Dr-Ing Erwin 5
#2 Schmitz Dr-Ing Ludwig 1
#3 Lenze Dr-Ing Frank Arno 1
#4 Hauffe Dr-Ing Friedrich 1

Latest patents

Publication Filing date Title
DE964077C Procedure and arrangement for testing arc extinguishing devices
DE834416C Process for operating and extinguishing arc gaps with the help of streaming extinguishing agents for high frequency and pulse generation
DE713764C Arc converter with electrodes in flowing gas (Marx converter)
DE740303C Arrangement for direct voltage conversion
DE712205C DC high voltage test system
DE692582C Single-pipe inverter
DE676211C Arrangement for the automatic electrode feed for arc converters, especially Marx converters
DE669564C Arrangement for controlling the electrode feed in spark gaps for converting electrical voltages, in particular arc converters
DE696284C Method for regulating direct current power transmission, consisting of two or more parallel working direct current lines with converters at the end of each line
DE685164C Procedure for igniting arc converters (Marx converters)
GB448545A Improvements in electric arc current converters with electrodes adapted to operate in streaming extinguishing means
DE754928C Device for the periodic initiation of electric arcs by means of an auxiliary arc in electric arc converters (Marx converters)
DE718061C Ignition procedure for line-commutated converters
GB431613A Improvements in electrode arrangements for electric arc converters
DE898025C Compressed gas switch with electrodes facing each other
DE697106C Electric switch with arc extinguishing by flowing gas
DE703547C Spark gap arrangement, in particular arc converter
DE713912C Spark gap arrangement, in particular arc converters (Marx converters), with cooled electrodes
DE644086C Spark gaps in the flowing gas, in particular arc converters
DE714494C Spark gap arrangement, in particular arc converter