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ERHARD GMBH & CO

Overview
  • Total Patents
    16
About

ERHARD GMBH & CO has a total of 16 patent applications. Its first patent ever was published in 1995. It filed its patents most often in Germany, EPO (European Patent Office) and Norway. Its main competitors in its focus markets mechanical elements and civil engineering are Shanghai pudong hanwei valve co ltd, HENAN YUDA VALVE MFG CO LTD and ZHU XINGSHENG.

Patent filings in countries

World map showing ERHARD GMBH & COs patent filings in countries
# Country Total Patents
#1 Germany 8
#2 EPO (European Patent Office) 3
#3 Norway 2
#4 Poland 2
#5 Hungary 1

Patent filings per year

Chart showing ERHARD GMBH & COs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Brien Joachim 3
#2 Kauschinger Martin 3
#3 Nothelfer Markus 3
#4 Foerster Siegmar 3
#5 Bosch Eduard 2
#6 Greiner Ralf 1
#7 Heyl Karl-Heinz Dipl-Ing 1
#8 Heyl Karl-Heinz Dipl Ing 1
#9 Funcke Erhard Ing 1
#10 Foerster Siegmar Dipl-Ing 1

Latest patents

Publication Filing date Title
PL345307A1 Nozzle-type check valve
EP1221565A1 Nozzle check valve
DE19958045A1 Water pipe union with flow-regulation flap has adapters for wide range of different pipes, lowering manufacturing costs and stock holding requirements
DE19918176A1 Fastening device on houseless fittings
DE19918177A1 Sliding plate for housing-less fittings
DE19906350A1 Stop nut for limiting effective range of screw and spindle gears
DE19815415A1 Sealing arrangement with adapted frame profile
DE19716915A1 Spindle gear
DE19527656A1 Butterfly valve
DE19506753A1 Sealing system for knife gate valves