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Ralph Brown
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Spring Hill, FL, US
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Patents Grants
last 30 patents
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Patent Grant
Shallow draft boat with a tri-tunnel hull
Patent number
7,448,927
Issue date
Nov 11, 2008
Ralph Brown
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Powerboat with disappearing tunnel
Patent number
7,228,810
Issue date
Jun 12, 2007
Ralph Brown
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Patents Applications
last 30 patents
Information
Patent Application
Powerboat with disappearing tunnel
Publication number
20060090684
Publication date
May 4, 2006
Ralph Brown
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
Powerboat with disappearing tunnel
Publication number
20050247252
Publication date
Nov 10, 2005
Ralph Brown
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
Shallow draft boat with a tri-tunnel hull
Publication number
20050005836
Publication date
Jan 13, 2005
Dream Boats, Inc.
Ralph Brown
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT