Learn more

WALDEMAR FRIEDRICH DR ING

Overview
  • Total Patents
    11
About

WALDEMAR FRIEDRICH DR ING has a total of 11 patent applications. Its first patent ever was published in 1924. It filed its patents most often in Germany. Its main competitors in its focus markets thermal processes, transport and engines, pumps and turbines are ARNOLD TROSS, WIENER LOCOMOTIV FABRIKS ACTIE and STIRLING BOILER CO LTD.

Patent filings in countries

World map showing WALDEMAR FRIEDRICH DR INGs patent filings in countries
# Country Total Patents
#1 Germany 11

Patent filings per year

Chart showing WALDEMAR FRIEDRICH DR INGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Friedrich Dr-Ing Waldemar 2
#2 Stratthaus Friedrich 1

Latest patents

Publication Filing date Title
DE746734C Steam cleaner and steam dryer with curved steam inlet and water collecting nozzle below
DE646345C Vehicle suspension by means of leaf and coil springs connected in parallel
DE496932C Lubricator for moving machine parts
DE416390C Steam cleaner with a narrowed inlet nozzle
DE427974C Dust firing
DE650273C Suspension for vehicles by means of leaf springs and frictionless springs
DE479416C Steam cleaner with a narrowed inlet nozzle and coaxial collecting nozzle
DE457634C Piston valve regulator for steam locomotives
DE517543C Steam cleaner with a narrowed inlet nozzle
DE433365C Device for burning dust-like fuels
DE578313C Steam cleaner with a narrowed inlet nozzle and coaxial collecting nozzle