Learn more

KARL IMFELD DIPL ING

Overview
  • Total Patents
    12
About

KARL IMFELD DIPL ING has a total of 12 patent applications. Its first patent ever was published in 1923. It filed its patents most often in Germany. Its main competitors in its focus markets engines, pumps and turbines, thermal processes and transport are MAO SHIKUN, BAGNULO ALBERTO and MYSKA JOSEF.

Patent filings in countries

World map showing KARL IMFELD DIPL INGs patent filings in countries
# Country Total Patents
#1 Germany 12

Patent filings per year

Chart showing KARL IMFELD DIPL INGs patent filings per year from 1900 to 2020

Latest patents

Publication Filing date Title
DE422211C Radiator for natural or artificial train
DE421686C Screw fan with two or more blades
DE411057C Transmission gear for locomotives with one or more high-speed engines
DE405927C Cooling wagons for steam locomotives and similar vehicles
DE405854C Feed water control for steam locomotives that work with condensation and in which the condensate from the condenser is fed back directly into the boiler
DE401994C Driving locomotives
DE411901C Induced draft fan for locomotives with a propeller rotating around a vertical axis under the chimney mouth
DE408654C locomotive
DE405385C locomotive
DE410775C Locomotive drive by piston engine and steam turbine
DE370473C Device for vaporizing small amounts of liquid
DE427787C Arrangement of the exhaust line for turbine locomotives