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Michael A. Hedding
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Brighton, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Device for activating trailer electric wheel brakes
Patent number
6,655,752
Issue date
Dec 2, 2003
Hayes Lemmerz International, Inc.
Charles L. Robertson
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Deceleration sensor for an electric brake controller
Patent number
6,367,588
Issue date
Apr 9, 2002
Hayes Lemmerz International, Inc.
Charles L. Robertson
G01 - MEASURING TESTING
Information
Patent Grant
Device for activating trailer electric wheel brakes
Patent number
6,325,466
Issue date
Dec 4, 2001
Hayes Lemmerz International, Inc.
Charles L. Robertson
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electronic trailer brake controller
Patent number
6,039,410
Issue date
Mar 21, 2000
Hayes Lemmerz International, Inc.
Charles L. Robertson
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Short circuit safety audible monitor
Patent number
5,949,147
Issue date
Sep 7, 1999
Hayes Lemmerz International, Inc.
Michael C. McGrath
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electronic trailer brake controller
Patent number
D404365
Issue date
Jan 19, 1999
Hayes Lemmerz International, Inc.
Charles L. Robertson
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Electronic trailer brake controller with sleep mode
Patent number
5,800,025
Issue date
Sep 1, 1998
Hayes Lemmerz International, Inc.
Michael C. McGrath
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electronic trailer brake controller with pendulum zero adjust
Patent number
5,785,393
Issue date
Jul 28, 1998
Hayes Wheels International, Inc.
Michael C. McGrath
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electronic trailer brake controller with remote manual control
Patent number
5,782,542
Issue date
Jul 21, 1998
Hayes Lemmerz International, Inc.
Michael C. McGrath
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electronic trailer brake controller
Patent number
5,620,236
Issue date
Apr 15, 1997
Hayes Wheels International, Inc.
Michael C. McGrath
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electronic trailer brake controller
Patent number
5,615,930
Issue date
Apr 1, 1997
Hayes Wheels International, Inc.
Michael C. McGrath
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Device for activating trailer electric wheel brakes
Publication number
20020047684
Publication date
Apr 25, 2002
Charles L. Robertson
B60 - VEHICLES IN GENERAL