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BRENNAN JOSEPH B

Overview
  • Total Patents
    185
About

BRENNAN JOSEPH B has a total of 185 patent applications. Its first patent ever was published in 1919. It filed its patents most often in United States and Canada. Its main competitors in its focus markets electrical machinery and energy, machines and materials and metallurgy are EVERETT D MCCURDY, BRENNAN HELEN E and ARCOTRONICS ITALIA SPA.

Patent filings in countries

World map showing BRENNAN JOSEPH Bs patent filings in countries
# Country Total Patents
#1 United States 125
#2 Canada 60

Patent filings per year

Chart showing BRENNAN JOSEPH Bs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Brennan Joseph B 185
#2 Brennan Helen E 5
#3 Brennan Mrs Helen E 1
#4 Conrad Leona Marsh 1

Latest patents

Publication Filing date Title
US2959829A Casting method and apparatus
US2964400A Method of and apparatus for making articles from powdered metal briquets
US2903787A Method of producing strip materials
US2931082A Casting method and apparatus
US2882570A Continuous vacuum casting
US2838814A Method and apparatus for casting
US2917683A Electrolytic condensers
US2862837A Method of producing a metal coating of uniform thickness by spraying
US2804664A Casting apparatus
US2847737A Casting method
US2842820A Apparatus for casting metal
US2873219A Metal-coated batt and method and apparatus for producing same
US2808493A Welding of tubes and the like
US2858586A Smelting apparatus and method
US2745151A Method and apparatus for continuous casting
US2783086A Apparatus for spraying molten materials
US2782473A Continuous casting method and apparatus
US2758149A Electric device and hermetic seal therefor
US2770022A Method of continuously casting molten metal
US2745141A Continuous method of making porous strip material