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DUNSE HELMFRIED

Overview
  • Total Patents
    11
About

DUNSE HELMFRIED has a total of 11 patent applications. Its first patent ever was published in 1980. It filed its patents most often in German Democratic Republic and Czechoslovakia. Its main competitors in its focus markets transport and mechanical elements are CARIAS ANDRE, TECH SERV & MARKETING INC and ARFESAN ARKAN FREN ELEMANLARI.

Patent filings in countries

World map showing DUNSE HELMFRIEDs patent filings in countries
# Country Total Patents
#1 German Democratic Republic 6
#2 Czechoslovakia 5

Patent filings per year

Chart showing DUNSE HELMFRIEDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Transport
#2 Mechanical elements

Focus technologies

# Technology
#1 Vehicle brake control systems
#2 Clutches and brakes

Top inventors

# Name Total Patents
#1 Urbanke Walter 11
#2 Dunse Helmfried 11
#3 Rockstroh Friedbert 10
#4 Siepmann Walter 4
#5 Rockstroh Friodbert 1
#6 Huehler Achim 1

Latest patents

Publication Filing date Title
CS237992B1 Wheel brake with return motion automatics for trailers braked to a stop by striking
DD158719A3 Wheel brakes with rear hand machinery for largest mounted trailers
DD160753A3 Wheel brakes, especially for the most combined anchor
DD158488A3 Counterpiece arrangement for interior braking brakes of largest mounted trailers
DD156285A1 Wheel brakes, especially for the most combined anchor
DD154389A1 Wheel brakes for largest mounted trailers
DD154388A1 Distance device for interior brakes with back-up machinery for largest mounted trailers