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GT PROD INC

Overview
  • Total Patents
    36
About

GT PROD INC has a total of 36 patent applications. Its first patent ever was published in 1970. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets machines, transport and mechanical elements are RAVIV PREC INJECTION MOLDING, CIE DE MATERIEL ET D EQUIPEMEN and COOLEY ROBERT CHARLES.

Patent filings in countries

World map showing GT PROD INCs patent filings in countries

Patent filings per year

Chart showing GT PROD INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Benjey Robert P 24
#2 Bergsma Rudolph 23
#3 Waldorf Lindsey E 6
#4 Mills Vaughn 2
#5 Walkowski Paul D 1
#6 Villemure Matthew 1
#7 Tolson Raymond C Sr 1
#8 Belanger Pete 1
#9 Tolson Raymond C Jr 1
#10 Schliebe Duane M 1

Latest patents

Publication Filing date Title
WO9815761A1 Apparatus and method for calibrating float valve
US5954091A Retaining structure for a fuel tank mounted valve body
US5960816A Adjustable length vent valve system for fuel tanks
US5950655A Mechanical seal ORVR system and control valve
US5518026A Filler neck butterfly check valve
US5590697A Onboard vapor recovery system with two-stage shutoff valve
US5524662A Fuel tank vent system and diaphragm valve for such system
US5417240A Cap sensitive head valve for vehicle fuel system
US5341679A Resistor card fuel level sender with float arm actuator
US5253668A Smooth-opening, low-hysteresis ball head valve
US5404907A Weldable vapor vent valve for fuel tanks
US5313977A Fluid-responsive vent control valve with peel-away opening action
US5215110A Fuel tank vent system and diaphragm valve for such system
US5062444A Fuel level responsive vapor vent valve
US5054508A Fuel tank vent system and diaphragm valve for such system
US5083583A Fuel tank vapor vent valve and seal
US4960153A Fuel tank vapor vent valve
US4907616A Check valve assembly
US4751940A Check valve
US4753262A Fuel system vent valve having roll-over closure with improved re-opening action for venting