| Patents for B63H 1 - Propulsive elements directly acting on water (4,187) |
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| 06/11/2013 | DE202013101943U1 Vorrichtung zur Verringerung des Antriebsleistungsbedarfs eines Wasserfahrzeuges A device for reducing the drive power requirement of a watercraft |
| 06/06/2013 | WO2013079584A1 Lateral jet thruster |
| 06/05/2013 | CN202966636U Line-driving multi-joint underwater vector propelling device and bionic structure thereof |
| 06/05/2013 | CN202966635U Flexible linear drive fishtail-simulating underwater propulsion device and bionic mechanism thereof |
| 06/05/2013 | CN202966634U Flying steamship |
| 06/05/2013 | CN101941517B Oscillating type propeller |
| 06/04/2013 | US8454400 Outboard motor compression transom attachment assembly |
| 06/03/2013 | DE202013003466U1 Konischer Antriebspropeller Conical Drive Propeller |
| 05/30/2013 | WO2013077591A1 Ship propeller |
| 05/29/2013 | EP2597030A2 Pre-nozzle for a propulsion system of a water vehicle for improving energy efficiency |
| 05/29/2013 | EP2597029A2 Pre-nozzle for a drive system of a water vehicle for improving energy efficiency |
| 05/29/2013 | CN202953157U Front steering type ship |
| 05/29/2013 | CN103121502A Propeller assembly, in particular for watercraft |
| 05/29/2013 | CN103121501A Annular flat plate paddle ship propulsion device |
| 05/29/2013 | CN101678884B Submersible apparatus including flexible waterproofing membranes |
| 05/23/2013 | US20130130574 Drive means for amphibious equipment |
| 05/23/2013 | DE102011055515A1 Propelleranordnung, insbesondere für Wasserfahrzeuge Propeller arrangement, especially for watercraft |
| 05/22/2013 | EP2594479A1 Rim driven thruster having propeller drive modules |
| 05/22/2013 | EP2594478A1 Propeller assembly, in particular for watercraft |
| 05/22/2013 | EP2594477A1 Rim driven thruster having transverse flux motor |
| 05/22/2013 | EP2593356A1 A propulsion unit for a marine vessel and a marine vessel having a propulsion unit |
| 05/22/2013 | CN202944554U Floating-type propeller provided with helical cavity and ship equipped with propeller |
| 05/22/2013 | CN102248995B Labriform mode under-actuated flexible pectoral fin bionic device |
| 05/22/2013 | CN102180246B External gear engaged flat paddle ship propulsion unit |
| 05/22/2013 | CN102180245B Ship propelling device with internal gear-engaging flat paddle |
| 05/21/2013 | US8444391 Marine propeller drive |
| 05/21/2013 | US8444387 Seal plates for directing airflow through a turbine section of an engine and turbine sections |
| 05/18/2013 | CA2795760A1 Propeller arrangement, in particular for watercraft |
| 05/15/2013 | EP2591993A1 Marine vessel propulsion device |
| 05/15/2013 | CN202935564U Novel steamer |
| 05/15/2013 | CN202935563U Vessel provided with orbital-transferring-type blade double-chain device |
| 05/15/2013 | CN103101613A Resistance reduction and noise protection device and spiral blade using same |
| 05/15/2013 | CN103101610A Device for lowering the fuel consumption of the propulsion of a watercraft |
| 05/10/2013 | WO2013066690A1 Systems and methods for performance improvement of aerodynamic and hydrodynamic surfaces |
| 05/09/2013 | US20130115045 Driving Engine (Water Turbine) Of Hydrokinetic Floating Power Plant With Enhanced Efficiency Degree, And Hydrokinetic Floating Power Plant Module |
| 05/08/2013 | CN202923873U Laterally-inclined reversely-twisting propeller |
| 05/08/2013 | CN103097238A A propulsion unit for a marine vessel and a marine vessel having a propulsion unit |
| 05/08/2013 | CN103085955A Sea turtle four-fin flapping imitating type autonomous underwater robot |
| 05/08/2013 | CN103085954A Power device for energy-saving double-chamber pump type extensible straight-plate paddle ship |
| 05/08/2013 | CN102211655B Bionic bidirectional thruster for ship |
| 05/08/2013 | CN101389529B Semi-submerged propeller propulsion system of displacement and semi-diplacement crafts |
| 05/07/2013 | US8435087 Method and apparatus for controlling a waterjet-driven marine vessel |
| 05/07/2013 | US8435008 Turbine blade including mistake proof feature |
| 05/01/2013 | CN103072677A Novel chain driven type oar |
| 05/01/2013 | CN102114907B Flexible dual-drive biomimetic fish with variable drive position |
| 05/01/2013 | CN101968821B Airfoil profile design method and structure applicable for multi-speed domain |
| 05/01/2013 | CN101772453B Shpadi propeller |
| 04/30/2013 | US8430703 Device for reducing the drive power requirement of a ship |
| 04/30/2013 | US8430636 Wind turbine rotor assembly |
| 04/25/2013 | WO2012146236A4 Propulsion means for aircraft or boats |
| 04/24/2013 | CN202889901U Cone-shaped driving wheel of boat tractor |
| 04/18/2013 | WO2012148150A4 Ship |
| 04/17/2013 | CN202879778U Orbit-changeable blade double-chain device |
| 04/17/2013 | CN202879777U Folding web type ship impeller |
| 04/17/2013 | CN103043198A Novel bionic fishtail structure |
| 04/17/2013 | CN103043197A Preposed energy-saving accelerating unpowered through-flow propeller technique for submarine ships |
| 04/17/2013 | CN103043177A Self-propelled type hydrofoil device |
| 04/16/2013 | US8419487 Internally mounted watercraft rowing fin system |
| 04/11/2013 | WO2013051915A1 Excitation force reducing type ship |
| 04/11/2013 | WO2013024195A4 Aquatic propulsion by means of oscillating fins |
| 04/11/2013 | CA2755167A1 Variable foil machine |
| 04/10/2013 | CN202863748U Propeller adopting water lubricated bearing |
| 04/10/2013 | CN202863747U Split propeller hub of controllable-pitch propeller |
| 04/10/2013 | CN102079367B Powered dragon boat |
| 04/03/2013 | CN103010438A Novel robot fish pectoral fin propelling mechanism |
| 04/03/2013 | CN102079371B Bionic robofish propelled by vibration of lateral fins |
| 03/28/2013 | WO2013043171A2 Fleet protection attack craft and submersible vehicle |
| 03/28/2013 | DE102012014820A1 Rotoren, Propeller oder dergleichen, mit einem Sandfischhaut-Oberflächenprofil, Pinguin-Gefiederabdruck-Oberflächenprofil. Rotors, propellers, or the like, with a sand fish skin-surface profile, Penguin feathers Imprint Surface profile. |
| 03/27/2013 | CN202828058U Water transportation vehiclebraking device |
| 03/27/2013 | CN202827989U Low-resistance high-efficiency low-speed bulk cargo ship type |
| 03/27/2013 | CN102991658A Bionic propeller of ship |
| 03/26/2013 | US8403716 Twin-skeg ship |
| 03/21/2013 | DE102011053787A1 Propeller device for producing fluid flow, and for use in drive unit for driving vehicle or vehicle model, has propeller, which is arranged coaxial to rotary axis, and is coupled to rotor by using power-transferring coupling |
| 03/20/2013 | CN102975837A Line-driven multi-joint underwater vector propulsion device and bionic body thereof |
| 03/14/2013 | WO2013034059A1 Water-borne skimming ship |
| 03/14/2013 | WO2012126017A3 Autonomous wave-powered substance distribution vessels for fertilizing plankton, feeding fish, and sequestering carbon from the atmosphere |
| 03/14/2013 | US20130064664 Propeller propulsion system for floating structures |
| 03/14/2013 | DE112011101634T5 Antriebsvorrichtung für ein Wasserfahrzeug und Wasserfahrzeug damit Drive device for a watercraft and watercraft so |
| 03/13/2013 | CN202783747U Line-driven multi-joint fishtail-imitated underwater propulsion device and bio-mechanism thereof |
| 03/13/2013 | CN202783746U Continuous slewing translation type propulsion device |
| 03/13/2013 | CN202783745U Paddle-type propeller used in deepwater |
| 03/13/2013 | CN202783744U Water-sprinkling type paddle wheel propeller |
| 03/13/2013 | CN102963515A Line drive flexible fishtail-like underwater propulsion unit and bionic mechanism thereof |
| 03/13/2013 | CN101616839B Marine propeller pitch adjustment means |
| 03/12/2013 | US8393923 Marine propulsion assembly |
| 03/12/2013 | CA2460724C Method for operating a wind park |
| 03/07/2013 | US20130059491 Pre-nozzle for a drive system of a watercraft to improve the energy efficiency |
| 03/06/2013 | CN102951281A Novel power system of fishing boat |
| 03/05/2013 | US8388391 Screw conveyor shape propeller |
| 03/05/2013 | DE202013100791U1 Wasserantriebsmechanismus Water drive mechanism |
| 02/28/2013 | WO2013027857A1 Water vessel propulsion apparatus |
| 02/28/2013 | WO2012146236A3 Propulsion means for aircraft or boats |
| 02/28/2013 | DE102012005271B3 1 - 7Propeller für eine Strömungsmaschine oder für ein Schiff 1 - 7Propeller for a turbomachine or for a ship |
| 02/27/2013 | CN102941784A Double-helix propeller |
| 02/21/2013 | WO2013024195A1 Aquatic propulsion by means of oscillating fins |
| 02/20/2013 | CN102935882A Buoys-type spiral cavity propeller and boat with propeller |
| 02/19/2013 | US8376708 Drivetrain system for a wind turbine generator and method of assembling the same |
| 02/19/2013 | CA2566524C Bladed disk fixing undercut |
| 02/18/2013 | CA2749547A1 Rudder resistance reducing method |
| 02/14/2013 | WO2013022368A1 Magnetic levitation propeller |