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WALLMANN HENNING FRIEDRICH

Overview
  • Total Patents
    12
About

WALLMANN HENNING FRIEDRICH has a total of 12 patent applications. Its first patent ever was published in 1895. It filed its patents most often in United States, United Kingdom and Switzerland. Its main competitors in its focus markets basic materials chemistry, engines, pumps and turbines and machines are FIREY JOSEPH C, CHOIDAS DIONYSIOS CHARALABOUS and LEAS ARNOLD M.

Patent filings in countries

World map showing WALLMANN HENNING FRIEDRICHs patent filings in countries
# Country Total Patents
#1 United States 8
#2 United Kingdom 2
#3 Switzerland 1
#4 Spain 1

Patent filings per year

Chart showing WALLMANN HENNING FRIEDRICHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wallmann Henning Friedrich 10
#2 Wallmann Henning-Friedrich 1

Latest patents

Publication Filing date Title
US1210388A Apparatus for distilling fuel.
US1072536A Gas-producer.
US1177584A Apparatus for generating gas.
US1146776A Process of manufacturing gas.
US1045480A Friction-coupling.
US1047348A Gas-generating apparatus.
GB190102701A Improvements in Internal-combustion Engines.
US778289A Combined internal-combustion and air engine.
US677048A Internal-combustion engine.
GB189503923A Improvements in Petroleum and Gas Motors.