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FRIEDRICH WILHELM DR

Overview
  • Total Patents
    23
About

FRIEDRICH WILHELM DR has a total of 23 patent applications. Its first patent ever was published in 1903. It filed its patents most often in Austria, Switzerland and Germany. Its main competitors in its focus markets civil engineering and chemical engineering are FOAMITE CHILDS CORP, KAIDONIS ARISTIDE and HUMBLET JOSEPH.

Patent filings in countries

World map showing FRIEDRICH WILHELM DRs patent filings in countries
# Country Total Patents
#1 Austria 13
#2 Switzerland 5
#3 Germany 4
#4 Denmark 1

Patent filings per year

Chart showing FRIEDRICH WILHELM DRs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Fire-fighting
#2 Mixing

Top inventors

# Name Total Patents
#1 Friedrich Wilhelm Dr 22
#2 Wilhelm Friedrich Dr 1