James P. Chew

Person

Jeannette, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Railroad searchlight signal with solid state illuminant and aspect...
- Patent number 5,697,584
- Issue date Dec 16, 1997
- Union Switch & Signal Inc.
- James P. Chew
- F21 - LIGHTING
Information Patent Grant
Railway highway crossing signal
- Patent number 5,664,744
- Issue date Sep 9, 1997
- Union Switch & Signal Inc.
- James P. Chew
- B61 - RAILWAYS
Information Patent Grant
Railroad signal with remote light source
- Patent number 5,639,047
- Issue date Jun 17, 1997
- Union Switch & Signal, Inc.
- Paul J. Boget
- B61 - RAILWAYS
Information Patent Grant
Railway switch circuit controller
- Patent number 5,598,992
- Issue date Feb 4, 1997
- Union Switch & Signal Inc.
- James P. Chew
- B61 - RAILWAYS
Information Patent Grant
System for initiating rear braking in a railway train and air senso...
- Patent number 5,507,567
- Issue date Apr 16, 1996
- Union Switch & Signal Inc.
- James P. Chew
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and apparatus for determining the operating speed of a rail...
- Patent number 5,467,654
- Issue date Nov 21, 1995
- Union Switch & Signal Inc.
- James P. Chew
- G01 - MEASURING TESTING
Information Patent Grant
System for initiating rear braking in a railway train and air senso...
- Patent number 5,460,435
- Issue date Oct 24, 1995
- Union Switch & Signal Inc.
- James P. Chew
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Locomotive axle mounted cab signaling sensor
- Patent number 5,234,184
- Issue date Aug 10, 1993
- Union Switch & Signal Inc.
- James P. Chew
- B61 - RAILWAYS
Information Patent Grant
Fuel control system throttle valve unit therefor and methods of mak...
- Patent number 4,997,161
- Issue date Mar 5, 1991
- Robertshaw Controls Company
- Donald W. Hutchison
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Fuel control system, throttle valve unit therefor and methods of ma...
- Patent number 4,921,210
- Issue date May 1, 1990
- Robertshaw Controls Company
- Donald W. Hutchison
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Pneumatic coupling having a latching mechanism and a bleed-off valv...
- Patent number 4,763,875
- Issue date Aug 16, 1988
- American Standard Inc.
- James P. Chew
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Railroad track mounting arrangement
- Patent number 4,753,403
- Issue date Jun 28, 1988
- American Standard Inc.
- James P. Chew
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Molded plastic bracket for lamp receptacle
- Patent number 4,700,278
- Issue date Oct 13, 1987
- American Standard Inc.
- James P. Chew
- F21 - LIGHTING
Information Patent Grant
Mounting bracket for railway vehicle couplers
- Patent number 4,665,858
- Issue date May 19, 1987
- American Standard Inc.
- Ronald E. Harrigal
- B60 - VEHICLES IN GENERAL

James P. Chew

Person

Patents Grantslast 30 patents

Railroad searchlight signal with solid state illuminant and aspect...

Railway highway crossing signal

Railroad signal with remote light source

Railway switch circuit controller

System for initiating rear braking in a railway train and air senso...

Method and apparatus for determining the operating speed of a rail...

System for initiating rear braking in a railway train and air senso...

Locomotive axle mounted cab signaling sensor

Fuel control system throttle valve unit therefor and methods of mak...

Fuel control system, throttle valve unit therefor and methods of ma...

Pneumatic coupling having a latching mechanism and a bleed-off valv...

Railroad track mounting arrangement

Molded plastic bracket for lamp receptacle

Mounting bracket for railway vehicle couplers