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WITSCHI H

Overview
  • Total Patents
    23
About

WITSCHI H has a total of 23 patent applications. Its first patent ever was published in 1979. It filed its patents most often in Canada, EPO (European Patent Office) and Austria. Its main competitors in its focus markets civil engineering, machine tools and machines are RISE FORM PTY LTD, TAMBURINI M and SHAOXING ZHONGPU LIGHTNING PROTECTION TECH CO LTD.

Patent filings in countries

World map showing WITSCHI Hs patent filings in countries
# Country Total Patents
#1 Canada 5
#2 EPO (European Patent Office) 4
#3 Austria 2
#4 Switzerland 2
#5 Germany 2
#6 France 2
#7 United States 2
#8 United Kingdom 1
#9 Israel 1
#10 Italy 1
#11 Netherlands 1

Patent filings per year

Chart showing WITSCHI Hs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering
#2 Machine tools
#3 Machines

Top inventors

# Name Total Patents
#1 Witschi Heinz 16
#2 Fankhauser Peter 10
#3 Frankhauser Peter 1

Latest patents

Publication Filing date Title
EP0193494A1 Joining and stress-spreading element for concrete building parts
EP0119652A2 Connection and stress repartition element for concrete parts
CH655872A5 Method and system for producing a profile element to be used as lost shuttering.
CA1163823A Element moulding of metal mesh
ATA492480A Method for producing anchoring that works as an iron-concrete connection
DE3013710A1 MEANS FOR CREATING A CONNECTION TO A WALL TO BE CONCRETE