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WARDLAW LOUIS J

Overview
  • Total Patents
    14
About

WARDLAW LOUIS J has a total of 14 patent applications. Its first patent ever was published in 2004. It filed its patents most often in United States, Mexico and China. Its main competitors in its focus markets civil engineering, machine tools and mechanical elements are OYO KOGAKU KENKYUSHO, MOLINDER LARS ANDERS and GURTLER HEBERT & CO INC.

Patent filings in countries

World map showing WARDLAW LOUIS Js patent filings in countries
# Country Total Patents
#1 United States 7
#2 Mexico 5
#3 China 1
#4 Malaysia 1

Patent filings per year

Chart showing WARDLAW LOUIS Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wardlaw Louis J 13

Latest patents

Publication Filing date Title
US2011204032A1 Automatic shutoff system and method for workspace enclosure environment
US2008282652A1 Modular welding or like operation conduit enclosure abstract of the disclosure
US2008259991A1 Apparatus and method incorporating an indicator chamber for elevated temperature pressure vessel or weld testing
US2008076341A1 Apparatus and method for use during operations for applying heat to at least one conduit member
US2007172329A1 Theft abating stud and nut assembly for joining flanges of members of a fluid flow conduit
MXPA05011263A Method for confirming the integrity of a seal system within a subterranean well conduit christmas tree valve assembly.
MXPA05008916A Well tool and method for heating and depositing first and second charges of selective temperature melting metal alloys for repairing failure spots along a section of a tubular conduit in a subterranean well.
MXPA05008549A Subterranean well secondary plugging tool for repair of a first plug.
US2006037750A1 Exothermic tool and method for heating a low temperature metal alloy for repairing failure spots along a section of a tubular conduit
US2007175634A1 Apparatus and method for repairing failure spots on subterranean well tubulars using shock waves