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John D. Kooiker
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Caledonia, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Folding cover for pickup truck bed
Patent number
6,352,296
Issue date
Mar 5, 2002
Advance Cover Company
John D. Kooiker
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Foldable cover with integral hinge for pickup truck bed
Patent number
6,170,900
Issue date
Jan 9, 2001
Advance Cover Company
John D. Kooiker
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Foldable cover and latch mechanism for pickup truck bed
Patent number
6,129,407
Issue date
Oct 10, 2000
Advance Cover Company
John D. Kooiker
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Folding cover seals for pickup truck bed
Patent number
6,059,350
Issue date
May 9, 2000
Advance Cover Company
John D. Kooiker
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Folding cover with sloped side deflectors for pickup truck bed
Patent number
6,053,557
Issue date
Apr 25, 2000
Advance Cover Company
John D. Kooiker
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Folding cover with opening front panel for pickup truck bed
Patent number
6,000,744
Issue date
Dec 14, 1999
Advance Cover Company
John D. Kooiker
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Folding cargo bay cover for pickup trucks
Patent number
5,653,491
Issue date
Aug 5, 1997
Steffens Enterprises, Inc.
Chuck J. Steffens
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Pickup box covers
Patent number
4,946,217
Issue date
Aug 7, 1990
Steffens Enterprises, Inc.
Charles J. Steffens
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Folding cover for pickup box
Patent number
4,844,531
Issue date
Jul 4, 1989
Steffens Enterprises, Inc.
John Kooiker
B60 - VEHICLES IN GENERAL