Learn more

NELSON LEWEN R

Overview
  • Total Patents
    40
About

NELSON LEWEN R has a total of 40 patent applications. Its first patent ever was published in 1904. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, mechanical elements and machine tools are NELSON MFG CO INC L R, EISENMANN LACKTECHNIK GMBH & CO KG and HOSE SPECIALTIES CAPRI INC.

Patent filings in countries

World map showing NELSON LEWEN Rs patent filings in countries
# Country Total Patents
#1 United States 38
#2 Canada 2

Patent filings per year

Chart showing NELSON LEWEN Rs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nelson Lewen R 40

Latest patents

Publication Filing date Title
US3043520A Propelled sprinkling device
US2883117A Trigger type nozzle
US2746799A Sprinklers
US2798745A Multiple-tube hose coupling
US2767021A Lawn sprinklers
US2723159A Lawn sprinklers
US2661962A Hose connector for plastic pipe
US2591282A Sprinkler head for use on underground water systems
US2523628A Mechanism for securing hose to hose fittings
US2562116A Hose coupling
US2587880A Hearth kit
US2338666A Method of securing fittings to hose-ends
US2338665A Method of producing coupling parts
US2230667A Tool support
US2221878A Sprinkler
US1965426A Hose connecter and the like
US1925400A Apparatus for use in making castings
US1831540A Lawn sprinkler
US1911381A Sprinkler
US1788492A Sprinkler nozzle