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FRIEDMANN LOUIS

Overview
  • Total Patents
    28
About

FRIEDMANN LOUIS has a total of 28 patent applications. Its first patent ever was published in 1895. It filed its patents most often in Austria, United Kingdom and Switzerland. Its main competitors in its focus markets mechanical elements are HANS KREIDEL, HANSUNG PREC CO LTD and CHAIM JAKOB NEUMAN.

Patent filings in countries

World map showing FRIEDMANN LOUISs patent filings in countries
# Country Total Patents
#1 Austria 11
#2 United Kingdom 8
#3 Switzerland 4
#4 Canada 3
#5 United States 2

Patent filings per year

Chart showing FRIEDMANN LOUISs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements

Focus technologies

# Technology
#1 Lubricating
#2 Pipes

Top inventors

# Name Total Patents
#1 Friedmann Louis 28
#2 Knoller Richard 1
#3 Friedmann Max 1
#4 Deutsch Hans 1

Latest patents

Publication Filing date Title
GB190711719A Improvements in Sight Feed Lubricating Pumps
GB190611267A Improved Valve-less Lubricating Pump.
GB190511437A Improved Steam Generator for Motor Cars.
GB190417114A Improvements in Water Tube Steam Generators for Motor Vehicles.
GB190407516A Combination Apparatus for Steam Generators of Motor Vehicles.
GB190303306A Improved Feed Pump for Steam Generators of Motor Cars.
US741478A Lubricating apparatus.
US677617A Lubricating-pump.
GB189821597A Improvements in Injectors.
GB189504676A Pipe Coupling for Steam and Air Pipes.
CA265242A Exhaust injector
CA270592A Steam injector
CA257732A Steam injector