Learn more

BROOKLYN UNION GAS CO

Overview
  • Total Patents
    29
About

BROOKLYN UNION GAS CO has a total of 29 patent applications. Its first patent ever was published in 1981. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets mechanical elements, machines and thermal processes are TAMPAS CLICK LTDA, FASTEST INC and PROPRIETARY TECHNOLOGY INC.

Patent filings per year

Chart showing BROOKLYN UNION GAS COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nimke Helmut E 11
#2 Schorr Hans P 9
#3 Dessanti Daniel J 6
#4 Thomas William R 5
#5 Markbreiter Stephen J 3
#6 Rockower Gerald 3
#7 Weiss Irving 3
#8 Leitko Curtis E 2
#9 Clifton Terry P 2
#10 Pittard Gerard T 2

Latest patents

Publication Filing date Title
US5462077A Apparatus and method for shutting off fluid flow in a pipe main
US5190412A Quick assembly modular frame
US5201256A Power tool for torquing threaded pipes
CA2015909A1 Cogeneration of electricity and liquid carbon dioxide by combustion of methane-rich gas
US4873839A Combustion-powered compound refrigeration system
US4869281A Service line access system
WO8806704A1 Cogeneration of electricity and refrigeration by work-expanding pipeline gas
US4745768A Combustion-powered refrigeration with decreased fuel consumption
CA1247976A Refrigeration from expansion of transmission pipeline gas
WO8702758A1 Refrigeration from expansion of transmission pipeline gas
US4657287A Grooved connector
US4689358A Insulating polymer concrete
CA1237063A Pipeline gas pressure reduction with refrigeration generation
US4602752A Stackable cable reel
US4458721A Pipeline flow restrictor