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Browse by Category: Main > Transportation & Automotive
Class Information
Number: 114/67A
Name: Ships > Building > Antifriction surfaces > Air and oil films
Description:


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7597060 Apparatus and method for reducing fluid drag on a submerged surface Oct. 6, 2009
7581508 Monohull fast ship or semi-planing monohull with a drag reduction method Sep. 1, 2009
7530318 Method and system for producing a potential over a body May. 12, 2009
7497179 Quadrapod air assisted catamaran boat or vessel Mar. 3, 2009
7464657 Catamaran air cushion ship with folding, retractable seals Dec. 16, 2008
7458332 High speed marine vessel Dec. 2, 2008
7424859 Shallow water boat Sep. 16, 2008
7398740 Multi-mission/purpose ground-effect craft derived from a common modular platform Jul. 15, 2008
7347154 Amphibious craft Mar. 25, 2008
7296526 Dual stability seal skirt system for air cushion vehicle Nov. 20, 2007
7281480 Frictionally reduced hull Oct. 16, 2007
7267067 Apparatus and method for reducing fluid drag on a submerged surface Sep. 11, 2007
7226325 Device for stabilizing re-entrant cavity flows past high-speed underwater vehicles Jun. 5, 2007
7219854 Cycloidal hybrid advanced surface effects vehicle May. 22, 2007
7219614 Apparatus and method for reducing fluid drag on a submerged surface May. 22, 2007
7207285 Variable hybrid catamaran air cushion ship Apr. 24, 2007
7194973 Air cushioned rotatable platform Mar. 27, 2007
7188580 Variable-geometry graduated surface-foil for wing-in-ground effect vehicles Mar. 13, 2007
7168382 Beachable high speed marine vehicle Jan. 30, 2007
7165917 Apparatus for disposal of toxic and radioactive waste Jan. 23, 2007
7108457 System and method for reducing drag and vortex induced vibration in marine applications Sep. 19, 2006
7096810 Bow mounted vessel propulsion system Aug. 29, 2006
7059260 Steering control by means of selected segmented drag reduction Jun. 13, 2006
7059259 Wing in ground effect vehicle with endplates Jun. 13, 2006
7051826 Surface effect skimmer May. 30, 2006
7044073 Methods for reducing the viscous drag on a surface and drag reducing device May. 16, 2006
7017505 Ship with wave energy engulfing propulsors Mar. 28, 2006
7013826 Hybrid catamaran air cushion ship Mar. 21, 2006
7004094 Drag reduction system and method Feb. 28, 2006
7000554 Frictionally reduced hull Feb. 21, 2006
6981460 Self-Generating Air Cushion Vessel Jan. 3, 2006
6962121 Boiling heat transfer torpedo Nov. 8, 2005
6957620 Self-generating air cushion vessel Oct. 25, 2005
6951179 Boiling heat transfer surface Oct. 4, 2005
6948439 Surface effect ship improvements Sep. 27, 2005
6938569 Surface effect ship advancements Sep. 6, 2005
6932012 Multi-hull surface vessel with drag reduction on lateral hulls Aug. 23, 2005
6899045 Air lubricated lifting body ship May. 31, 2005
6789492 Hull attachment for placement of drag reducing bubbles Sep. 14, 2004
6789491 Friction reducing ship and method for reducing frictional resistance Sep. 14, 2004
6748891 Frictional resistance reducing method, and ship with reduced frictional resistance Jun. 15, 2004
6708635 Shell joint with an adjustable gas ejection slot Mar. 23, 2004
6684801 Supercavitation ventilation control system Feb. 3, 2004
6679192 Integrated entry air cushion marine vessel and marine platform Jan. 20, 2004
6672234 Air cushion vessel Jan. 6, 2004
6659030 Apparatus and method for decreasing drag force by controlling turbulent flow on hull surface of ship Dec. 9, 2003
6648270 Vehicle Nov. 18, 2003
6644894 Passive apparatus and method for reducing fluid induced stresses by introduction of energetic flow into boundary layer around structures Nov. 11, 2003
6634310 High efficiency high speed ship Oct. 21, 2003
6631689 Recycled cushion, finned, and bustled air cushion enhanced ship Oct. 14, 2003

1 2 3 4 5


 
 
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