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John V. Machado
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Antelope, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Highway crash cushion
Patent number
6,481,920
Issue date
Nov 19, 2002
Energy Absorption Systems, Inc.
Patrick A. Leonhardt
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Crash cushion
Patent number
6,315,490
Issue date
Nov 13, 2001
Energy Absorption Systems, Inc.
Patrick A. Leonhardt
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Adjustable tailgate mount for truck mounted attenuator
Patent number
6,244,637
Issue date
Jun 12, 2001
Energy Absorption Systems, Inc.
Patrick A. Leonhardt
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for decelerating a vehicle, highway crash cushion, and energ...
Patent number
6,092,959
Issue date
Jul 25, 2000
Energy Absorption Systems, Inc.
Patrick A. Leonhardt
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Highway crash cushion and components thereof
Patent number
5,868,521
Issue date
Feb 9, 1999
Energy Absorption Systems, Inc.
Michael H. Oberth
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Roadside energy absorbing barrier with improved fender panel fastener
Patent number
5,797,592
Issue date
Aug 25, 1998
Energy Absorption Systems, Inc.
John V. Machado
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Highway crash cushion and components thereof
Patent number
5,733,062
Issue date
Mar 31, 1998
Energy Absorption Systems, Inc.
Michael H. Oberth
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Crash attenuator with vehicle-deflecting member
Patent number
5,577,861
Issue date
Nov 26, 1996
Energy Absorption Systems, Inc.
Michael H. Oberth
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Crash attenuator
Patent number
5,494,371
Issue date
Feb 27, 1996
Energy Absorption Systems, Inc.
Michael H. Oberth
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
Information
Patent Application
Highway crash cushion
Publication number
20030215285
Publication date
Nov 20, 2003
Patrick A. Leonhardt
B60 - VEHICLES IN GENERAL