| Patents for B63H 5 - Arrangements on vessels of propulsion elements directly acting on water (3,934) |
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| 08/31/2004 | US6783411 Propeller protector slipper |
| 08/31/2004 | US6783410 Drive means in a boat |
| 08/31/2004 | US6783409 Pod unit |
| 08/25/2004 | EP1449290A2 Boat propulsion system |
| 08/18/2004 | CN1162301C Shipping propelling equipment |
| 08/12/2004 | WO2004067379A1 Steering and propulsion arrangement for ship |
| 08/12/2004 | US20040157510 Drive system for counter-rotating propellers |
| 08/11/2004 | CN1161254C Bearing propeller device |
| 08/11/2004 | CN1161253C Bearing propeller device |
| 08/10/2004 | US6773316 Non-ventilating aft thruster tunnel design |
| 08/05/2004 | DE10303182A1 Turbine for liquid-conveying pumps, ship propulsion, and gaseous substances having similar properties to liquids comprises a grid having lamellae interrupting the transverse turbulence of a propeller |
| 08/05/2004 | DE10297109T5 Vorrichtung zur Antriebslinearisierung Device for drive linearization |
| 08/04/2004 | EP1355822B1 Marine propulsion system |
| 07/29/2004 | US20040147182 Twin-propeller drive for watercraft |
| 07/29/2004 | US20040147181 Hydro-Max motorboat propeller anti-slippage shroud |
| 07/22/2004 | US20040142610 Retractable system for stowing away the propulsion components for a vessel |
| 07/15/2004 | WO2004058565A1 Propulsion system for watercraft |
| 07/08/2004 | WO2004056654A1 Arrangement in a propulsion system |
| 07/01/2004 | US20040127115 Marine radial surface drive |
| 06/24/2004 | WO2004026685A3 Marine-(navy) ship-type equipment system for electrically driven marine-(navy) ships having different sizes and driving power |
| 06/23/2004 | EP1430590A2 Superconducting electrical machines for use in navy ships |
| 06/22/2004 | US6752670 Ship propulsion system comprising a control that is adapted with regard to dynamics |
| 06/22/2004 | CA2271034C Dual propeller propulsion system for a water craft |
| 06/17/2004 | WO2004050477A1 Watercraft |
| 06/17/2004 | WO2004050476A1 Z-drive for a watercraft |
| 06/10/2004 | WO2004048194A1 Cutting apparatus for removing debris from a propeller |
| 06/08/2004 | CA2246674C Shaft phase control mechanism |
| 06/01/2004 | US6743064 High-speed paddle wheel catamaran |
| 05/26/2004 | EP1422136A2 Retractable system for stowing away the propulsion components for a vessel |
| 05/26/2004 | EP1421666A1 Shock-proof electric marine engine, e.g. engine or generator |
| 05/26/2004 | EP1421665A1 Electrical drive device for a ship with elastically supported electric motor |
| 05/21/2004 | WO2004041635A1 Hydraulic system arranged between a first and a second marine propulsion device |
| 05/21/2004 | CA2503575A1 Hydraulic system arranged between a first and a second marine propulsion device |
| 05/18/2004 | US6736686 Motorboat propeller safety enclosure |
| 05/18/2004 | US6736685 Stowable integrated motor propulsor fins |
| 05/13/2004 | US20040092176 Marine propulsion device |
| 05/13/2004 | US20040090195 Efficient control, monitoring and energy devices for vehicles such as watercraft |
| 05/12/2004 | CN1496318A Propulsion system for maritime craft |
| 05/12/2004 | CN1496317A Marine propulsion system |
| 05/12/2004 | CN1149162C Ship with propulsion system |
| 05/11/2004 | US6733349 Jet propulsion boat |
| 05/06/2004 | US20040087225 Pedal powered water craft and equipment |
| 05/06/2004 | EP1414698A1 Cavitation alleviation and line cutting device |
| 05/05/2004 | CN1493493A Sleeve screw propeller thrustor |
| 04/28/2004 | EP1115613B1 Load-bearing structure with reduced tip vortex |
| 04/27/2004 | US6726511 Internally ported hydraulic cylinder assembly |
| 04/27/2004 | US6725797 Method and apparatus for propelling a surface ship through water |
| 04/21/2004 | EP1409335A1 Reduction of propeller-induced pressure fluctuations by introduction of air |
| 04/15/2004 | WO2004031028A2 Portable personal watercraft |
| 04/15/2004 | US20040072480 Propeller protector slipper |
| 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 | CN2611291Y Propeller cone of marine oar engager |
| 04/08/2004 | US20040065248 Stowable integrated motor propulsor fins |
| 04/08/2004 | DE10203381B4 Halterung zum Befestigen eines Schutzkorbs am Schaft eines Bootsaußenbordmotors Bracket for mounting a protective cage on the shaft of a boat outboard motor |
| 04/07/2004 | CN1487895A Fast military surface craft |
| 04/01/2004 | WO2004026685A2 Marine-(navy) ship-type equipment system for electrically driven marine-(navy) ships having different sizes and driving power |
| 04/01/2004 | WO2004026684A1 Frigate ship-type equipment system |
| 04/01/2004 | WO2004026683A1 Corvette ship-type equipment system |
| 04/01/2004 | WO2004026682A1 Installation system vessel type fighting boat |
| 04/01/2004 | WO2004026677A1 Speedboat boat-type equipment system |
| 04/01/2004 | US20040063363 Fast military surface craft |
| 04/01/2004 | DE29924618U1 Safety basket for servicing propellers of outboard motors, in form of netting made of shaped rods |
| 04/01/2004 | DE20220825U1 Protective cage holding device has at least one radial projection which can fit in and be removed from aperture of U-profile of annular element |
| 04/01/2004 | DE20217670U1 Propulsion module for boats has a self contained stern mounted design with steerable water jet and tilt mounting |
| 04/01/2004 | DE10244295A1 Hilfsruder an einem elektrischen Ruderpropeller für schnelle seegehende Schiffe und Betriebsverfahren für das Hilfsruder Auxiliary rudder on an electric thruster for rapid sea-going ships and operating procedures for the auxiliary rudder |
| 03/31/2004 | EP1401705A1 Ship pod-mounted hydrojet propeller unit driven by a hollow electric motor |
| 03/31/2004 | CN2608418Y Propeller for ship and submarine |
| 03/30/2004 | US6712654 Turning of a propulsion unit |
| 03/24/2004 | EP1400443A1 Auxiliary rudder for an electric azimuthing propeller intended for fast ships and operating method for said auxiliary rudder |
| 03/24/2004 | CN1142877C Arrangement and method for turning propulsion unit |
| 03/17/2004 | EP1280694B1 Hull and propeller arrangement |
| 03/16/2004 | US6705907 Drive means in a boat |
| 03/11/2004 | WO2004020281A1 Method and device for automatically regulating the drive of a boat |
| 03/11/2004 | WO2004020280A1 Propeller, propeller propulsion system and vessel comprising propulsion system |
| 03/11/2004 | WO2004020279A1 Propeller, propeller propulsion system and vessel comprising propulsion system |
| 03/11/2004 | WO2004020278A1 Propeller, propeller propulsion system and vessel comprising propulsion system |
| 03/11/2004 | US20040048528 High-speed paddle wheel catamaran |
| 03/11/2004 | DE20315579U1 Ship propulsion system, comprises two propellers rotating at different speeds mounted on concentric drive shaft arrangement inside tube with open ends |
| 03/10/2004 | EP1395486A1 A ship's propulsion arrangement and method |
| 03/10/2004 | CN1481316A Actuator for rudder propeller, in particular electrically driven propellor of sea-going vessel |
| 03/09/2004 | US6702631 Transmission for driving, counter-rotating propellers, lubrication system, and associated methods |
| 03/09/2004 | US6701862 Bow mounted system and method for jet-propelling a submarine or torpedo through water |
| 03/02/2004 | US6698375 Small waterplane area multihull (SWAMH) vessel |
| 02/25/2004 | EP1390258A2 Marine propulsion unit |
| 02/12/2004 | US20040029460 Actuator for a rudder propeller, in particular an electrically driven propeller of a sea-going vessel |
| 02/12/2004 | US20040025775 Stern unit for marine craft |
| 02/12/2004 | DE20214297U1 Marine-/Navy-Schiffstypen übergreifendes System Marine / Navy vessel type cross-system |
| 02/12/2004 | DE10232457A1 Ship's screw drive with screw propeller and rudder blade, on hull, has triangular right-angled openings,, vertical pipes, mixer profile with two arms |
| 02/10/2004 | US6688927 Arrangement and method for turning a propulsion unit |
| 02/03/2004 | US6685516 Azimuth propeller device |
| 01/29/2004 | WO2003047961A3 Boat propulsion system |
| 01/27/2004 | US6682378 Pivotally suspended, variable depth, propeller drive for boats |
| 01/27/2004 | US6682377 Propulsion apparatus for a vessel |
| 01/27/2004 | US6682373 Pump structure of jet-propulsion watercraft |
| 01/27/2004 | CA2297047C Electrical propulsion pod for a ship |
| 01/22/2004 | US20040014380 Ship's propulsion arrangement as well as a method and means related thereto |
| 01/22/2004 | US20040014376 Boat propulsion system |
| 01/20/2004 | CA2205437C Watercraft drive with a rudder propeller |
| 01/15/2004 | WO2004005130A1 Watercraft |