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HAMACHER KARL GMBH

Overview
  • Total Patents
    23
About

HAMACHER KARL GMBH has a total of 23 patent applications. Its first patent ever was published in 1968. It filed its patents most often in Germany, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets mechanical elements, packaging and shipping and civil engineering are GEWERK REUSS, ESSER WERKE KG and ZHOU ZHAOHUI.

Patent filings in countries

World map showing HAMACHER KARL GMBHs patent filings in countries

Patent filings per year

Chart showing HAMACHER KARL GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fuesser Bernd 7
#2 Foerster Alfred 2
#3 Tuttass Edmond Ing Grad 1
#4 Kramer Karlheinz 1
#5 Reinelt Hermann 1
#6 Bernd Fusser 1
#7 Vohwinkel Harald 1
#8 Tuttnass Edmond Ing 1
#9 Grabert Friedhelm 1
#10 Fuesser Bernd Dr 1

Latest patents

Publication Filing date Title
EP2157352A1 Coupling, in particular pipe coupling
DE102008009524A1 Coupling, in particular pipe coupling
WO2009030250A1 Pipe coupling
US2007284879A1 Coupling, particularly pipe coupling for high-pressure pipes or hoses
EP1865244A2 Coupling, especially pipe coupling for high pressure pipes or tubes
EP1832794A1 Pipe coupling
DE102005053591A1 Delivery unit for in particular underground operation
DE102005053191A1 Construction for retention or canalization of medium e.g. dyke or barrage, has body and base whereby body is equipped with cooling device in interior or exterior
DE102005051630A1 Cellular wheel sluice for regulated entry or discharge of item in or from connection device, has heating system with channels for receiving and conducting heating medium by cellular wheel sluice for heating cellular wheels
DE102005001994B3 Process to control a pressure drop in hydraulic power cables in mines has feed cable, consumer cable coupled to bypass cables which connect the consumer and feed cables in assymmetric series
DE102004014736A1 Rotary valve for the entry and discharge of conveyed material into or out of a pressure chamber
DE10325040B3 Downhole layer container for powder-form building material has fluidizing insert in form of woven wire
DE10019384A1 Method for producing a composite pipe and a composite pipe for transporting fluid media
DE10007369A1 Handle connector and electrical installation device e.g. protection switch, set arrangement, has connector with receivers for coupling actuators, where receivers have offset to each other and offset causes switching of point
DE3926432A1 Pipe coupling with tension cup in two halves - has hinge and end coupling flanges, with tightening clasp, lugs and screw
DE3233099A1 Feeding station for feeding pourable conveying material into the pipe of a pneumatic conveyor system by means of compressed air
DE3233100A1 Method and feeding container to increase the sliding ability of pourable bulk material in the feeding container of a pneumatic conveying system