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Rudder
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Patent number 9,758,230
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Issue date Sep 12, 2017
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Stig Elvestad
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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-
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Rudder for ships
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Patent number 7,802,531
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Issue date Sep 28, 2010
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becker marine systems GmbH & Co. KG
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Mathias Kluge
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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High performance rudder for ships
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Patent number 7,717,052
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Issue date May 18, 2010
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becker marine systems GmbH & Co., KG
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Mathias Kluge
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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S-type marine rudder
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Patent number 5,697,315
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Issue date Dec 16, 1997
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Susumu Shimazaki
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Rudder for reduced cavitation
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Patent number 5,456,200
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Issue date Oct 10, 1995
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The United States of America as represented by the Secretary of the Navy
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Young T. Shen
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Twisted rudder for a vessel
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Patent number 5,415,122
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Issue date May 16, 1995
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The United States of America as represented by the Secretary of the Navy
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Young T. Shen
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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2392165
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Patent number 2,392,165
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Issue date Jan 1, 1946
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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2331706
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Patent number 2,331,706
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Issue date Oct 12, 1943
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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2011175
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Patent number 2,011,175
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Issue date Aug 13, 1935
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1844303
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Patent number 1,844,303
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Issue date Feb 9, 1932
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1744138
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Patent number 1,744,138
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Issue date Jan 21, 1930
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1714042
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Patent number 1,714,042
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Issue date May 21, 1929
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1705133
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Patent number 1,705,133
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Issue date Mar 12, 1929
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1699931
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Patent number 1,699,931
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Issue date Jan 22, 1929
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1670997
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Patent number 1,670,997
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Issue date May 22, 1928
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT