| Patents for B63B 1 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils (6,577) |
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| 05/27/2004 | DE202004002384U1 Floating device with reclining surface for recreation is powered by bicycle and can be folded up to form trailer for towing by bicycle |
| 05/25/2004 | US6739925 Hydrodynamic device |
| 05/25/2004 | US6739274 End portions for a flexible fluid containment vessel and a method of making the same |
| 05/19/2004 | EP0756554B1 Ship's stem duct with airfoil section |
| 05/19/2004 | DE10314057B3 Snorkel device for a submarine comprises a vertically extending head unit consisting of a column containing a fresh air tube and an exhaust gas tube and provided along its water flow |
| 05/19/2004 | DE10251941A1 Circular floating platform for supporting solar energy converters that follow azimuth of sun, has rollers around circumference for centering platform |
| 05/19/2004 | DE10251773A1 Air chamber ship with air cushion trapped between rigid sidewalls for reduction of friction has two longitudinally-extending pivoting bodies with their own sidewalls and air cushions |
| 05/19/2004 | DE10246477A1 Hull of a ship has hollow and enclosed cylindrical bodies attached to it, where the hull is submerged, to give increased stability and a more efficient movement through water |
| 05/18/2004 | US6736080 Seagoing vessels |
| 05/13/2004 | US20040091714 Abrasion, puncture and cut resistant; for use in boat hulls, skies, snow boards, snow mobiles, jet skies, conveyor, airplane exteriors, surfaces of torpedoes, bullets, missiles and similar armaments, cars, heavy equipment, machine parts |
| 05/13/2004 | US20040089217 Manual hydrofoil and spar truss assembly for wind powered watercraft |
| 05/13/2004 | US20040089214 Assembly for converting a catamaran into a trimaran |
| 05/12/2004 | CN2615041Y Ship accelerating device |
| 05/12/2004 | CN1496316A Recesses on surface |
| 05/11/2004 | US6732672 Trimaran type wing effect ship with small waterplane area |
| 05/06/2004 | WO2004037636A1 Water frictional drag reducing devices |
| 05/06/2004 | WO2003089843A3 Air induction system for marine vessel |
| 05/06/2004 | US20040087225 Pedal powered water craft and equipment |
| 05/06/2004 | US20040084569 Active drag and thrust modulation system and method |
| 05/06/2004 | US20040084568 Active drag modulation system and method |
| 05/06/2004 | US20040083941 Rigid hull inflatable boat with foam insert |
| 05/06/2004 | US20040083939 Wave shock absorber system |
| 05/06/2004 | US20040083938 Recesses on a surface |
| 05/06/2004 | EP1305205B1 Method and apparatus for increasing the effectiveness and efficiency of multiple boundary layer control techniques |
| 05/04/2004 | US6729258 Marine vessel for passengers, vehicular traffic or freight |
| 04/29/2004 | WO2004014721A3 Watercraft with anticavitation control |
| 04/29/2004 | WO2003078242A3 Planing landing craft |
| 04/29/2004 | WO2002096520A3 Planing sailboard |
| 04/29/2004 | WO2002060751A8 Vacuum relief unit with means preventing the effects of an accident |
| 04/29/2004 | US20040079266 Windsurfing catamaran with dynamic shock dampened rig centering keel and hull support |
| 04/28/2004 | EP1412244A1 Method and device for the aerodynamic control of a multi-hull sailing vessel |
| 04/28/2004 | EP1115613B1 Load-bearing structure with reduced tip vortex |
| 04/28/2004 | CN1147410C Semi-immersed heavy freight transportation vessel |
| 04/27/2004 | US6725798 Canoe platform |
| 04/27/2004 | US6725797 Method and apparatus for propelling a surface ship through water |
| 04/22/2004 | WO2004033287A1 Functional ergonomic use of a submarine comprising several resistant hulls |
| 04/21/2004 | EP1409338A1 Device for the lurch-free wind drive, particularly for the wind drive of a water craft |
| 04/21/2004 | EP1409335A1 Reduction of propeller-induced pressure fluctuations by introduction of air |
| 04/21/2004 | EP1107903B1 Planing watercraft hull and propulsion system |
| 04/21/2004 | CN1490215A Anti-drag energy-saving method for ship |
| 04/15/2004 | WO2004031029A2 Waveless hull |
| 04/15/2004 | WO2004031028A2 Portable personal watercraft |
| 04/15/2004 | US20040069201 Flying outboard boat |
| 04/15/2004 | US20040069195 Methods for reducing the viscous drag on a surface and drag reducing device |
| 04/15/2004 | DE10246552A1 Boat has pump which produces air cushion underneath it between inwardly-curved outer walls, longitudinal ribs under boat dividing cushion into sections and stabilizing it |
| 04/14/2004 | EP1406811A2 Powered boat hull |
| 04/14/2004 | EP1187760B1 Propelling and driving system for boats |
| 04/14/2004 | EP1177129B1 Course-stable, fast, seagoing ship comprising a hull that is optimized for a rudder propeller |
| 04/14/2004 | CN1489538A Vacuum relief unit with means preventing effects of accident |
| 04/13/2004 | US6719599 High efficiency hydrofoil and swim fin designs |
| 04/13/2004 | US6719495 Articulated multiple buoy marine platform apparatus and method of installation |
| 04/13/2004 | US6718903 Life boat |
| 04/13/2004 | US6718897 Rideable wave propelled watersport board |
| 04/13/2004 | US6718896 Fabric structure for a flexible fluid containment vessel |
| 04/08/2004 | WO2004028894A1 Loading system for ice infested waters |
| 04/08/2004 | US20040066707 Apparatus and method for bubble sheilding towed marine cable |
| 04/08/2004 | US20040065385 Vacuum relief unit with means preventing the effects of an accident |
| 04/08/2004 | US20040065223 Watercraft amusement ride |
| 04/07/2004 | EP1404569A1 Hc-shielding gas |
| 04/06/2004 | US6715440 Changing room for pontoon boats having a rear entry stern gate |
| 04/06/2004 | CA2266169C Floating structure for the transfer of cargo |
| 03/31/2004 | EP1403179A1 Catamaran |
| 03/30/2004 | US6712016 Personal watercraft having ventilated sponsons |
| 03/25/2004 | WO2004024552A2 Hybrid catamaran air cushion ship |
| 03/24/2004 | EP1400441A1 Light and fast boat |
| 03/23/2004 | US6708642 Tri-sponson boat hull and method of making boat hulls |
| 03/23/2004 | US6708635 Shell joint with an adjustable gas ejection slot |
| 03/18/2004 | US20040050315 Method for installing a self-floating deck structure onto a buoyant substructure |
| 03/18/2004 | US20040050313 Articulated multi-hull water craft |
| 03/18/2004 | US20040050064 Method and system for regulating internal fluid flow within an enclosed or semi-enclosed environment |
| 03/18/2004 | DE10240534A1 Marine hull with increased load capacity at stern has nearly straight sides tapering to a wide stern |
| 03/11/2004 | WO2004020276A1 Vessel provided with a foil situated below the waterline |
| 03/11/2004 | US20040048528 High-speed paddle wheel catamaran |
| 03/10/2004 | EP1140616B1 Semi-immersible heavy-lift cargoboat |
| 03/10/2004 | CN1480374A Vacuum static electricity ball ship |
| 03/09/2004 | US6701861 Semi-submersible floating production facility |
| 03/04/2004 | WO2003026951A3 Sailboat heel control device |
| 03/04/2004 | US20040040487 Platform structure |
| 03/04/2004 | DE20318535U1 Kompaktes Wasserfahrzeug mit horizontal- und vertikalbeweglichem Propellerantrieb Compact watercraft with horizontal and vertikalbeweglichem propeller |
| 03/03/2004 | EP1274621B1 Water vehicle |
| 03/02/2004 | US6698375 Small waterplane area multihull (SWAMH) vessel |
| 03/02/2004 | US6698370 Hydrodynamic and supportive structure for gated ship stern |
| 02/26/2004 | WO2004016497A1 A water craft |
| 02/26/2004 | US20040037651 Articulated multiple buoy marine platform apparatus and method of installation |
| 02/26/2004 | US20040035345 Control device for steering kite on a boat |
| 02/26/2004 | US20040035344 Pontoon paddle boat |
| 02/26/2004 | DE10336547A1 SWATH hull with increased loading capacity has double profiled extensions under the hull to provide lift when heavily laden |
| 02/26/2004 | DE10237918A1 Fluid dynamic profile as hydrofoil has three or more segments each carried rotatably on segment ahead and with turn angle limiting endstops on suction and pressure sides. |
| 02/26/2004 | DE10235708A1 Sailing yacht of hull and keel has slim center hull sector adjoined by flat wide side sectors affording water glide and taking yacht weight aided by keel ballast for transverse stability. |
| 02/25/2004 | EP1390585A2 Multipurpose unit with multipurpose tower and method for tendering with a semisubmersible |
| 02/24/2004 | US6694907 Sailboat hull and method for reducing drag caused by leeway |
| 02/19/2004 | WO2004014721A2 Watercraft with anticavitation control |
| 02/19/2004 | WO2004014719A2 Swallow tailed boat hull |
| 02/19/2004 | US20040031428 Personal watercraft tri-hull system |
| 02/17/2004 | US6692190 Articulated multiple buoy marine platform apparatus |
| 02/17/2004 | US6691633 Pontoon paddle boat |
| 02/17/2004 | US6691632 Sailing craft stable when airborne |
| 02/12/2004 | WO2004012987A2 Methods for reducing the viscous drag on a surface and drag reducing device |
| 02/12/2004 | US20040025775 Stern unit for marine craft |
| 02/12/2004 | US20040025769 Multihull boat |