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Gary A. Bishop
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Louisville, CO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Exhaust opacity measuring device
Patent number
7,274,994
Issue date
Sep 25, 2007
Environmental Systems Products Holdings Inc.
Donald H. Stedman
G01 - MEASURING TESTING
Information
Patent Grant
Multilane remote sensing device
Patent number
7,164,132
Issue date
Jan 16, 2007
Envirotest Systems Corp.
John Didomenico
G01 - MEASURING TESTING
Information
Patent Grant
Exhaust opacity measuring device
Patent number
7,016,789
Issue date
Mar 21, 2006
Environmental Systems Products Holdings Inc.
Donald H. Stedman
G01 - MEASURING TESTING
Information
Patent Grant
Exhaust opacity measuring device
Patent number
6,701,256
Issue date
Mar 2, 2004
Environmental Systems Products Holdings Inc.
Donald H. Stedman
G01 - MEASURING TESTING
Information
Patent Grant
System and method for remote analysis of small engine vehicle emiss...
Patent number
6,671,630
Issue date
Dec 30, 2003
Environmental Systems Products Holdings Inc.
Donald Hugh Stedman
G01 - MEASURING TESTING
Information
Patent Grant
System and method for remote analysis of small engine vehicle emiss...
Patent number
6,560,545
Issue date
May 6, 2003
Enviromental Systems Products, Inc.
Donald Hugh Stedman
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for remote analysis of vehicle emissions
Patent number
5,498,872
Issue date
Mar 12, 1996
Colorado Seminary
Donald H. Stedman
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for remote analysis of vehicle emissions using reflective...
Patent number
5,489,777
Issue date
Feb 6, 1996
Denver Seminary
Donald H. Stedman
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for remote analysis of vehicle emissions
Patent number
5,401,967
Issue date
Mar 28, 1995
Colorado Seminary dba University of Denver
Donald H. Stedman
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for remote analysis of vehicle emissions
Patent number
5,319,199
Issue date
Jun 7, 1994
Colorado Seminary
Donald H. Stedman
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for remote analysis of vehicle emissions
Patent number
5,210,702
Issue date
May 11, 1993
Colorado Seminary
Gary Bishop
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Exhaust opacity measuring device
Publication number
20060074567
Publication date
Apr 6, 2006
Environmental Systems Products Holdings Inc.
Donald H. Stedman
G01 - MEASURING TESTING
Information
Patent Application
Exhaust opacity measuring device
Publication number
20040155191
Publication date
Aug 12, 2004
Donald H. Stedman
G01 - MEASURING TESTING
Information
Patent Application
Exhaust opacity measuring device
Publication number
20030225532
Publication date
Dec 4, 2003
Donald H. Stedman
G01 - MEASURING TESTING
Information
Patent Application
System and method for remote analysis of small engine vehicle emiss...
Publication number
20030204327
Publication date
Oct 30, 2003
Donald Hugh Stedman
G01 - MEASURING TESTING
Information
Patent Application
Exhaust opacity measuring device
Publication number
20030120434
Publication date
Jun 26, 2003
John Didomenico
G01 - MEASURING TESTING
Information
Patent Application
Multilane remote sensing device
Publication number
20020092988
Publication date
Jul 18, 2002
John Didomenico
G01 - MEASURING TESTING
Information
Patent Application
Exhaust opacity measuring device
Publication number
20020052698
Publication date
May 2, 2002
John Didomenico
G01 - MEASURING TESTING
Information
Patent Application
System and method for remote analysis of small engine vehicle emiss...
Publication number
20020010554
Publication date
Jan 24, 2002
Donald Hugh Stedman
G01 - MEASURING TESTING