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HETTSTEDT WALZWERK

Overview
  • Total Patents
    84
About

HETTSTEDT WALZWERK has a total of 84 patent applications. Its first patent ever was published in 1957. It filed its patents most often in German Democratic Republic and Germany. Its main competitors in its focus markets machine tools, electrical machinery and energy and packaging and shipping are LEE WILSON ENGINEERING S A, SCHMITZ WALZMASCH and JIAXING JICHENG MACHINERY CO LTD.

Patent filings in countries

World map showing HETTSTEDT WALZWERKs patent filings in countries
# Country Total Patents
#1 German Democratic Republic 83
#2 Germany 1

Patent filings per year

Chart showing HETTSTEDT WALZWERKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bernhardt Harry 12
#2 Rolle Wolfgang 9
#3 Reimann Ullrich 8
#4 Menge Rainer 7
#5 Ullwer Helmut 6
#6 Putz Willi 5
#7 Foellmer Klaus 5
#8 Schneider Franz 5
#9 Beger Manfred 5
#10 Fischer Egon 5

Latest patents

Publication Filing date Title
DD294201A5 Method for the production of wire electrodes for radio-erosive processing
DD291317A5 Method for separating complex-linked copperions and copper deposits from used goods and other waessress solutions
DD288766A5 Cooling device for rigid and / or adjustable electromagnetic continuous coils
DD288621A5 Method for producing soft iron for further processing as a thermoelectric material
DD288457A5 Device for the glue temperature control in the continuous heat treatment of quickly moving wires
DD288004A5 Test methods for iron for the production and use of thermoelectric materials
DD285936A5 Device for stripping rolling goods
DD285730A5 Method for the production of composite wire
DD299900A7 Apparatus and method for heat treatment of copper alloy coarse wires
DD283208A5 Measuring sensor for measuring surface temperature
DD299894A7 Pullers for the forming of non-metal tubes
DD281137A5 Arrangement for temperature detection of a cast track
DD280919A1 Method for the continuous identification of metal channels
DD279834A1 Device for aligning stuff sheets before the plating process
DD279507A1 Device for the intensive advancement of pipe ends
DD277520A1 Multiple surface thermocouple
DD276941A1 Method for producing metal-covered and mineralized special halves
DD276305A1 Method for producing flat semins from aluminum alloys for magnetic membrane substrates
DD275927A1 Method for testing contact materials
DD275199A1 Method for producing pulling connections in composite wire