| Patents for B63H 5 - Arrangements on vessels of propulsion elements directly acting on water (3,934) |
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| 04/17/2013 | CN202879737U Non-air-blower side wall type hydrofoil hovercraft |
| 04/17/2013 | CN103043200A Full-rotary device |
| 04/17/2013 | CN102020004B Water surface garbage cleaning ship |
| 04/11/2013 | WO2013051915A1 Excitation force reducing type ship |
| 04/11/2013 | US20130090027 Skeg protector apparatus and method of making |
| 04/10/2013 | CN202863753U Electric bumper boat direction control device |
| 04/10/2013 | CN202863750U Environment-friendly solar yacht |
| 04/04/2013 | WO2013048350A1 Paddle wheel roller support |
| 04/04/2013 | WO2013046151A1 Nautical transmission for podded propulsion, with reduced longitudinal dimensions |
| 04/04/2013 | WO2013046140A1 A nautical variable steering and propulsion assembly |
| 04/03/2013 | CN202848012U Anti-twining driving device for ships |
| 04/03/2013 | CN202848011U Propeller capable of cutting automatically |
| 04/03/2013 | CN202848010U Propeller entanglement automatic cutting device |
| 04/03/2013 | CN202848009U Forwarding and reversing gear box type co-axial counter rotating propeller device |
| 04/03/2013 | CN202847458U Environmental-friendly novel energy ship |
| 04/03/2013 | CN103010439A High-speed ship on basis of double inclinable screw propellers |
| 04/02/2013 | US8408953 Arrangement and method for controlling a propeller drive on a boat |
| 03/28/2013 | WO2013041025A1 Wing ring, and mechanism and method with same |
| 03/27/2013 | CN202828065U Offshore oil platform support vessel propelled by rudder propellers |
| 03/27/2013 | CN202828064U Novel box type oil distributor |
| 03/27/2013 | CN202828063U Feedback device of side-direction thruster |
| 03/27/2013 | CN202827989U Low-resistance high-efficiency low-speed bulk cargo ship type |
| 03/27/2013 | CN202827987U Perpendicular stem post transport ship type |
| 03/27/2013 | CN102991659A Propeller nozzle |
| 03/27/2013 | CN101808894B Method for controlling a surface drive for a watercraft |
| 03/20/2013 | EP2570341A1 Propeller nozzle |
| 03/19/2013 | US8398445 Automatic ice-vaning ship |
| 03/19/2013 | US8398372 Method for reducing the vibration levels of a propeller of a turbine engine |
| 03/14/2013 | WO2013034935A1 Modular marine craft |
| 03/14/2013 | DE112011101634T5 Antriebsvorrichtung für ein Wasserfahrzeug und Wasserfahrzeug damit Drive device for a watercraft and watercraft so |
| 03/14/2013 | DE102011053619A1 Propellerdüse für Wasserfahrzeuge Propeller for watercraft |
| 03/14/2013 | CA2789906A1 Propeller nozzle |
| 03/13/2013 | CN202783748U Novel reciprocating-type propulsion device |
| 03/13/2013 | CN102963517A Ship with bilateral two-way power-assisted brake propeller |
| 03/13/2013 | CN102963516A A flat type seal device of an underwater mounting azimuth thruster and a storage method thereof |
| 03/13/2013 | CN102365443B Ship engine control system |
| 03/06/2013 | CN202765276U Regulation fixing device of propeller conduit |
| 03/06/2013 | CN202765275U Rotation feedback device |
| 03/06/2013 | CN102959283A Azimuth thruster |
| 03/06/2013 | CN102958801A Azimuth propeller and ship provided with same |
| 03/06/2013 | CN102958800A Propulsion device and ship using same |
| 03/06/2013 | CN102951280A Flow control wing of unsymmetrical torsion of ship |
| 03/06/2013 | CN102951279A Method for increasing thrust for water jet propulsion unit |
| 02/28/2013 | WO2012146236A3 Propulsion means for aircraft or boats |
| 02/27/2013 | CN202754132U Stem flow guiding pipe device |
| 02/27/2013 | CN202754131U Marine rudder fairing energy-saving device |
| 02/27/2013 | CN202754130U Ship propulsion device |
| 02/20/2013 | CN202743472U Energy-saving slurry-protecting pump booster |
| 02/20/2013 | CN202743471U Novel multi-engine ship |
| 02/20/2013 | CN202743435U Water channel pouring coastal battleship |
| 02/20/2013 | CN102935884A Protective device for propeller of motor boat |
| 02/20/2013 | CN102935883A Lever type anti-net warning device for ship |
| 02/20/2013 | CN102935882A Buoys-type spiral cavity propeller and boat with propeller |
| 02/19/2013 | US8376794 Electromechanically actuated steering vane for marine vessel |
| 02/19/2013 | US8376694 Systems and methods to generate propulsor side forces |
| 02/18/2013 | DE202005022079U1 Vorrichtung zur Fortbewegung oder zur Erzeugung einer Bewegung eines mit der Vorrichtung in Verbindung stehenden Teils Apparatus for locomotion or for generating a motion of a part associated with the device |
| 02/14/2013 | US20130040514 Thruster unit and method for installation of a thruster unit |
| 02/14/2013 | US20130039764 Modular counter rotating propeller system |
| 02/13/2013 | CN102933455A Ship encountering less frictional resistance |
| 02/13/2013 | CN102923288A Twin-screw propelling device for ship |
| 02/13/2013 | CN101808892B Method for controlling a watercraft having a surface drive |
| 02/07/2013 | US20130032259 Protective Cover Kit For A Marine Propeller |
| 02/06/2013 | EP2554469A1 Ship encountering less frictional resistance |
| 02/06/2013 | CN202717024U Energy-saving flow guide device for ship |
| 02/06/2013 | CN202717023U Steering mechanism of pulp machine |
| 02/06/2013 | CN202717009U Wave resistance speed boat |
| 01/31/2013 | WO2013014938A1 Propeller with small duct, and ship |
| 01/30/2013 | CN202706091U On-water locating and stabilizing mechanism of riverway dredging engineering machinery |
| 01/30/2013 | CN202703881U Improved paddle wheel speed boat |
| 01/30/2013 | CN202703841U Square ship with internal floating bodies and internal flowing water |
| 01/23/2013 | EP2548797A1 Retractable thruster |
| 01/23/2013 | CN202686739U LNG (Liquid Natural Gas) transport ship suitable for frequently entering and leaving port in narrow water channel |
| 01/23/2013 | CN202686734U Electric propulsion system for large-scale special engineering ship |
| 01/23/2013 | CN202686733U Free-of-cooler-type full circle swinging steering oar device |
| 01/16/2013 | CN202670083U Efficient guide pipe screw propeller |
| 01/16/2013 | CN202670082U Ship side pushing device |
| 01/16/2013 | CN102883948A Propulsion apparatus for a marine vessel and marine vessel comprising same |
| 01/09/2013 | CN102862648A Novel boat |
| 01/04/2013 | CA2745186A1 Hydrofoil boat stabilizer |
| 01/03/2013 | WO2013001876A1 Ship maneuvering device |
| 01/03/2013 | WO2013001875A1 Ship steering device and ship steering method |
| 01/03/2013 | US20130000537 Paddle wheel yacht |
| 01/02/2013 | CN202642080U Full-rotation tugboat |
| 01/02/2013 | CN202642075U Rudder oar noise reduction and vibration reduction installing structure |
| 01/02/2013 | CN102858628A Marine propulsion apparatus |
| 01/02/2013 | CN102849195A Guide pipe device for stem |
| 01/02/2013 | CN101973382B All direction steering oar |
| 01/01/2013 | US8342808 Cooling fan |
| 12/26/2012 | CN202624599U Propeller stabilization system |
| 12/26/2012 | CN102844235A Marine propulsion apparatus |
| 12/20/2012 | WO2012173307A1 Propulsion device for ship and ship having same |
| 12/20/2012 | WO2012173306A1 Propulsion device for ship and ship having same |
| 12/20/2012 | WO2012172082A1 Inflatable floatable liferaft for marine rescue |
| 12/20/2012 | WO2012171952A1 A propulsion arrangement in a ship |
| 12/20/2012 | WO2012171594A1 Hydraulic power bypass for rudder propeller drives |
| 12/20/2012 | CA2838782A1 A propulsion arrangement in a ship |
| 12/19/2012 | EP2535262A1 A propulsion arrangement in a ship |
| 12/19/2012 | EP2534045A2 Trimmable pod drive |
| 12/19/2012 | EP2534044A1 Method for maneuvering a yacht |
| 12/19/2012 | CN202609068U Vector propulsion device applied to small-sized unmanned underwater vehicle |