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WOLFARTH FRIEDRICH

Overview
  • Total Patents
    19
About

WOLFARTH FRIEDRICH has a total of 19 patent applications. Its first patent ever was published in 1953. It filed its patents most often in Germany, Austria and Switzerland. Its main competitors in its focus markets civil engineering, agriculture and thermal processes are ANCIENS ETABLISSEMENTS LACOUR, FREY INGE and SYLID SYSTEMLOGISTIK & INDUSTRIEDIENSTLEISTUNG GMBH.

Patent filings in countries

World map showing WOLFARTH FRIEDRICHs patent filings in countries
# Country Total Patents
#1 Germany 17
#2 Austria 1
#3 Switzerland 1

Patent filings per year

Chart showing WOLFARTH FRIEDRICHs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Wolfarth Friedrich 19
#2 Friedrich Wolfarth 1
#3 Ringwald Wilhelm 1
#4 Wilhelm Ringwald 1

Latest patents

Publication Filing date Title
DE19810358A1 Drain grating frame held in restrictive side sections
DE19720321A1 Grating for covering light shafts
DE19509657A1 Window frames, in particular made of plastic
DE3924054A1 Window frames, in particular made of plastic and in particular for basement windows
DE3308129A1 Window
DE3244732A1 Floor plate for perforated or slatted floors of stables
DE3213894A1 Feed trough
DE2900313A1 Grating covered light well top frame - has protective profile piece overlapping vertical protruding edge
DE2848764A1 Hingeless limited tilt window wing retaining device - has side lug engaging groove round bottom edge, released beyond tilt setting
DE2616821A1 Removable protective grilled for basement window - is secured in frame by U cross section flange assembly against forcing from outside
DE2508301A1 Plastic sectioned window frame for cattle-shed - has press-on sill, vertical-member-joint and panel components on bottom member
DE2415960A1 Plastics window frame for stable - corner joint between members designed to exclude moisture