G.T. Products, Inc.

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Ann Arbor, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Two-stage ORVR control valve
- Patent number 6,206,057
- Issue date Mar 27, 2001
- G. T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Two-stage ORVR control valve
- Patent number 6,062,276
- Issue date May 16, 2000
- G.T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Onboard vapor recovery system with two stage shutoff valve
- Patent number 5,983,958
- Issue date Nov 16, 1999
- G.T. Products, Inc.
- Rudolph Bergsma
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Adjustable length vent valve system for fuel tanks
- Patent number 5,960,816
- Issue date Oct 5, 1999
- G.T. Products, Inc.
- Vaughn Mills
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Retaining structure for a fuel tank mounted valve body
- Patent number 5,954,091
- Issue date Sep 21, 1999
- G.T. Products, Inc.
- Gary H. Leadford
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Apparatus and method for calibrating float valve
- Patent number 5,954,082
- Issue date Sep 21, 1999
- G.T. Products, Inc.
- Lindsey E. Waldorf
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Mechanical seal ORVR system and control valve
- Patent number 5,950,655
- Issue date Sep 14, 1999
- G.T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Two-stage ORVR control valve
- Patent number 5,860,458
- Issue date Jan 19, 1999
- G.T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Onboard vapor recovery system with two-stage shutoff valve
- Patent number 5,797,434
- Issue date Aug 25, 1998
- G.T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Control valve with two-stage shutoff and peel away opening action
- Patent number 5,755,252
- Issue date May 26, 1998
- G.T. Products, Inc.
- Rudolph Bergsma
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Onboard vapor recovery system with two-stage shutoff valve
- Patent number 5,590,697
- Issue date Jan 7, 1997
- G.T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Fuel tank vent system and diaphragm valve for such system
- Patent number 5,524,662
- Issue date Jun 11, 1996
- G.T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Filler neck butterfly check valve
- Patent number 5,518,026
- Issue date May 21, 1996
- G.T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Cap sensitive head valve for vehicle fuel system
- Patent number 5,417,240
- Issue date May 23, 1995
- G.T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Weldable vapor vent valve for fuel tanks
- Patent number 5,404,907
- Issue date Apr 11, 1995
- G.T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Resistor card fuel level sender with float arm actuator
- Patent number 5,341,679
- Issue date Aug 30, 1994
- G.T. Products, Inc.
- Paul D. Walkowski
- G01 - MEASURING TESTING
Information Patent Grant
Fluid-responsive vent control valve with peel-away opening action
- Patent number 5,313,977
- Issue date May 24, 1994
- G.T. Products, Inc.
- Rudolph Bergsma
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Smooth-opening, low-hysteresis ball head valve
- Patent number 5,253,668
- Issue date Oct 19, 1993
- G.T. Products, Inc.
- Vaughn Mills
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Fuel tank vent system and diaphragm valve for such system
- Patent number 5,215,110
- Issue date Jun 1, 1993
- G.T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Fuel tank vapor vent valve and seal
- Patent number 5,083,583
- Issue date Jan 28, 1992
- G.T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Fuel level responsive vapor vent valve
- Patent number 5,062,444
- Issue date Nov 5, 1991
- G.T. Products, Inc.
- Rudolph Bergsma
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Fuel tank vent system and diaphragm valve for such system
- Patent number 5,054,508
- Issue date Oct 8, 1991
- G.T. Products, Inc.
- Robert P. Benjey
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Fuel tank vapor vent valve
- Patent number 4,960,153
- Issue date Oct 2, 1990
- G.T. Products, Inc.
- Rudolph Bergsma
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Check valve assembly
- Patent number 4,907,616
- Issue date Mar 13, 1990
- G.T. Products, Inc.
- Rudolph Bergsma
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fuel system vent valve having roll-over closure with improved re-op...
- Patent number 4,753,262
- Issue date Jun 28, 1988
- G.T. Products, Inc.
- Rudolph Bergsma
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Check valve
- Patent number 4,751,940
- Issue date Jun 21, 1988
- G.T. Products, Inc.
- Rudolph Bergsma
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Fuel tank mounted roll-over valve
- Patent number 4,646,772
- Issue date Mar 3, 1987
- G.T. Products, Inc.
- Rudolph Bergsma
- B60 - VEHICLES IN GENERAL

G.T. Products, Inc.

Organization

Patents Grantslast 30 patents

Two-stage ORVR control valve

Two-stage ORVR control valve

Onboard vapor recovery system with two stage shutoff valve

Adjustable length vent valve system for fuel tanks

Retaining structure for a fuel tank mounted valve body

Apparatus and method for calibrating float valve

Mechanical seal ORVR system and control valve

Two-stage ORVR control valve

Onboard vapor recovery system with two-stage shutoff valve

Control valve with two-stage shutoff and peel away opening action

Onboard vapor recovery system with two-stage shutoff valve

Fuel tank vent system and diaphragm valve for such system

Filler neck butterfly check valve

Cap sensitive head valve for vehicle fuel system

Weldable vapor vent valve for fuel tanks

Resistor card fuel level sender with float arm actuator

Fluid-responsive vent control valve with peel-away opening action

Smooth-opening, low-hysteresis ball head valve

Fuel tank vent system and diaphragm valve for such system

Fuel tank vapor vent valve and seal

Fuel level responsive vapor vent valve

Fuel tank vent system and diaphragm valve for such system

Fuel tank vapor vent valve

Check valve assembly

Fuel system vent valve having roll-over closure with improved re-op...

Check valve

Fuel tank mounted roll-over valve

Patents Applicationslast 30 patents

Trademarklast 30 trademarks