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Trent A. Eekhoff
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Grand Rapids, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Hybrid running surface boat
Patent number
9,873,487
Issue date
Jan 23, 2018
Pontoon Boat LLC
Trent Allan Eekhoff
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Relocatable seat and removable/storable seating arrangement for boat
Patent number
9,487,273
Issue date
Nov 8, 2016
Pontoon Boat LLC
Trent Allan Eekhoff
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Hybrid running surface boat
Patent number
9,415,836
Issue date
Aug 16, 2016
Pontoon Boat LLC
Trent Allan Eekhoff
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Seat suspension
Patent number
7,837,273
Issue date
Nov 23, 2010
Milsco Manufacturing Company
Clifton J. Ratza
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Lift-up cleat
Patent number
RE40805
Issue date
Jun 30, 2009
Attwood Corporation
Warwick M. Whitley, II
114 - Ships
Information
Patent Grant
Seat, suspension, bolster and shell
Patent number
7,523,988
Issue date
Apr 28, 2009
Milsco Manufacturing Company, a Unit of Jason Incorporated
Clifton J. Ratza
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Folding seat
Patent number
7,472,959
Issue date
Jan 6, 2009
Milsco Manufacturing Company, a Unit of Jason Incorporated
Clifton J. Ratza
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Shock absorbing seat
Patent number
6,648,419
Issue date
Nov 18, 2003
Attwood Corporation
Clifton J. Ratza
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Shock absorbing seat
Patent number
6,644,751
Issue date
Nov 11, 2003
Steelcase Development Corporation
Clifton J. Ratza
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Lift-up cleat
Patent number
6,588,355
Issue date
Jul 8, 2003
Steelcase Development Corporation
Warwick Mellor Whitley
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Boat chair
Patent number
D465360
Issue date
Nov 12, 2002
Steelcase Development Corporation
Clifton J. Ratza
D06 - Furnishings
Information
Patent Grant
Flip-up bolster chair
Patent number
6,474,738
Issue date
Nov 5, 2002
Steelcase Development Corporation
Clifton J. Ratza
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Shock absorbing seat
Patent number
6,357,830
Issue date
Mar 19, 2002
Attwood Corporation
Clifton J. Ratza
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Watercraft having inclining seat
Publication number
20080066672
Publication date
Mar 20, 2008
Bennington Marine LLC
Trent Allan Eekhoff
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
Shock absorbing seat
Publication number
20030107257
Publication date
Jun 12, 2003
Clifton J. Ratza
B60 - VEHICLES IN GENERAL
Information
Patent Application
Shock absorbing seat
Publication number
20020079733
Publication date
Jun 27, 2002
Clifton J. Ratza
B60 - VEHICLES IN GENERAL