| Patents for B63H 1 - Propulsive elements directly acting on water (4,187) |
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| 02/26/2008 | US7335429 Gas turbine engine protuberances coated with a cooling coating and a protective coating; improved heat exchange and oxidation and corrosion resistances |
| 02/26/2008 | US7335074 Shroud enclosed inverted surface piercing propeller outdrive |
| 02/20/2008 | CN201023643Y Underwater paddle propulsion unit |
| 02/13/2008 | CN101121438A Double-vane propeller |
| 02/07/2008 | WO2008016584A2 Wind turbine |
| 02/05/2008 | US7326035 Device for attaching a moving blade to a turbine rotor disk in a turbomachine |
| 01/31/2008 | WO2008013445A1 Energy converter |
| 01/31/2008 | WO2007094669A3 Composition used as a nutritional supplement and medication for the treatment of degenerative visual disorders and inflammation |
| 01/31/2008 | US20080025845 Turbomachine blade |
| 01/24/2008 | US20080019835 Gas turbine blade shroud |
| 01/24/2008 | US20080019833 Cylindrical wind turbine |
| 01/22/2008 | US7320575 Methods and apparatus for aerodynamically self-enhancing rotor blades |
| 01/17/2008 | WO2008008011A1 Device for transportation on water |
| 01/17/2008 | US20080014090 Cuffed fan blade modifications |
| 01/10/2008 | US20080008588 Systems for distributed energy resources |
| 01/09/2008 | EP1875071A1 Device for non reactive propulsion generated from eccentric motions |
| 01/09/2008 | CN201002717Y Loose-leaf impelled brake and reverse device for vessels |
| 01/09/2008 | CN201002714Y Underwater hydrofoil imitation propulsion unit |
| 01/09/2008 | CN101100220A Electromagnetic drive multi-joint bionic fishtail propulsion device |
| 01/09/2008 | CN100360378C Biotic plate propoller ship for |
| 01/08/2008 | US7317275 Harmonic propulsion and harmonic controller |
| 01/03/2008 | WO2008002809A2 Variable-twist rotor blade controlled by hub pitch angle and rotational speed |
| 01/03/2008 | WO2008001404A1 Reversible propulsion system |
| 01/02/2008 | EP1871659A1 A propulsion and steering arrangement for a ship |
| 12/27/2007 | US20070297913 Enhanced axial air mover system with matrix |
| 12/27/2007 | US20070297912 Enhanced axial air mover system with enclosure profile |
| 12/27/2007 | US20070297904 Compressor Of A Gas Turbine And Gas Turbine |
| 12/19/2007 | CN101088860A Fishtail propeller for ship |
| 12/18/2007 | US7309213 Wind sail receptor |
| 12/13/2007 | WO2007142338A1 Floating generation system |
| 12/13/2007 | DE202007007824U1 Universelle Fahrgestelle Universal Chassis |
| 12/12/2007 | EP1476353B1 Line design and propulsion system for a directionally stable, seagoing boat with rudder propeller drive system |
| 12/12/2007 | CN101085643A Antisubmarine missile yacht |
| 12/12/2007 | CN100354180C High-speed boat with submerged float propeller device |
| 12/11/2007 | US7306497 Boat propeller and method for assembling the same |
| 12/11/2007 | US7305905 Rotatable member with an annular groove for dynamic balancing during rotation |
| 12/11/2007 | US7305826 Axial loading management in turbomachinery |
| 12/06/2007 | WO2007139408A2 Method for generating wave motion for propulsion of watercraft |
| 12/06/2007 | WO2007138727A1 Airship-type aerial crane |
| 12/06/2007 | US20070280829 Axial fan assembly |
| 12/06/2007 | US20070277752 Shroud assembly |
| 11/29/2007 | WO2007102852A3 Rotor blade tip plan form |
| 11/29/2007 | WO2006124617A3 BLADE/DISK DOVETAIL BACKCUT FOR BLADE/DISK STRESS REDUCTION (9FA+e, STAGE 1) |
| 11/29/2007 | US20070274836 Round Honeycomb Rotor |
| 11/27/2007 | US7300325 Outboard motor |
| 11/27/2007 | US7300323 Linear actuator for flapping hydrofoil |
| 11/22/2007 | WO2007134090A2 Interference cancellation in a multiple antenna radio receiver system |
| 11/22/2007 | WO2007134088A2 Continuous stepping rotary or linear motor |
| 11/22/2007 | WO2007133538A2 Fluid energy converter |
| 11/22/2007 | US20070269311 Wind turbine and support structure and method of controlling the rotational speed of such wind turbine |
| 11/22/2007 | CA2651931A1 Fluid energy converter |
| 11/20/2007 | US7296411 Method and system for regulating internal fluid flow within an enclosed or semi-enclosed environment |
| 11/15/2007 | WO2007130600A2 Wind turbine and support structure and method of controlling the rotational speed of such wind turbine |
| 11/15/2007 | US20070264124 Highly extensible power and/or signal transmission cable as well as rotor blade with such a cable |
| 11/14/2007 | CN200974607Y Hand-operated leisure boat |
| 11/14/2007 | CN101072708A Device for moving an object in relation to a fluid |
| 11/08/2007 | DE102006019025A1 Mechanical force transmission for transferring rudder movement onto a fin's swivel on a fin's axis parallel to a boat uses an outrigger and a hand-held lever |
| 11/07/2007 | CN200971166Y Man-power propulsive bionic hydroplant |
| 11/07/2007 | CN200971165Y Level propulsive device |
| 11/07/2007 | CN101066701A High speed stealth alligator |
| 11/01/2007 | US20070253828 Damping arrangement for a blade of an axial turbine |
| 11/01/2007 | US20070253821 Jet Propulsion Engine |
| 11/01/2007 | US20070253818 Method for operating a wind power plant |
| 10/31/2007 | CN200967555Y Lipper boat |
| 10/25/2007 | WO2007118571A1 Appliance for emitting force |
| 10/24/2007 | EP1846289A2 Improved shroud for a hydro thrust device |
| 10/24/2007 | CN200964178Y Combined airscrew |
| 10/18/2007 | US20070243070 Airfoil support |
| 10/18/2007 | US20070243066 Vertical axis wind turbine |
| 10/17/2007 | CN101056795A Acceleration system for link belt-mounted ship |
| 10/11/2007 | US20070237642 Axial flow positive displacement worm pump |
| 10/11/2007 | DE102006013275A1 Annular propeller bearing system e.g. for sea-going vessel, has rotor in oblique bearing pressured for automatic centering |
| 10/11/2007 | DE102006007014A1 Ship's power method for increasing the efficiency of a ship's power units uses a ship's propellers as a driving mechanism and diesel units, gas turbines or steam turbines as a primary engine |
| 10/09/2007 | US7278893 Combined motorboat transom saver and anti-theft propeller lock device |
| 10/09/2007 | US7278825 Method and system for regulating fluid over an airfoil or a hydrofoil |
| 10/04/2007 | WO2007111532A1 Shpadi propeller (variants) and the involute of the blades thereof |
| 10/04/2007 | US20070231155 Methods and apparatus for mechanical retainment of non-metallic fillers in pockets |
| 10/04/2007 | US20070231154 Methods and apparatus for reducing stress in turbine buckets |
| 10/04/2007 | US20070231142 Fan frame structure |
| 10/03/2007 | EP1840026A2 Electrical traction system using a volute |
| 10/03/2007 | EP1840025A2 Electrical traction system |
| 10/03/2007 | CN200954874Y Spiral propeller |
| 10/03/2007 | CN100340452C Pectoral fin structure of bionic mechanical fish |
| 09/28/2007 | CA2541136A1 Concave helix impellers propulsion system |
| 09/27/2007 | WO2007108828A1 Rotor assemblies having automatic blade folding systems |
| 09/27/2007 | US20070221147 Vehicle cooling fan |
| 09/26/2007 | CN100339564C Turbine nozzle segment |
| 09/25/2007 | US7273402 Marine motor blade system |
| 09/20/2007 | WO2007019552A3 Fin for oscillating foil propulsion system |
| 09/20/2007 | US20070217918 Lightweight composite truss wind turbine blade |
| 09/19/2007 | EP1835173A2 Vortex shedding cyclical propeller |
| 09/19/2007 | EP1833719A1 Acceleration system for link belt-mounted ship |
| 09/19/2007 | CN200948870Y 防沉船 Anti wreck |
| 09/19/2007 | CN100338359C Wind driven power generating system |
| 09/13/2007 | US20070212954 Manual propulsion mechanism |
| 09/12/2007 | CN101033000A Multi-joint fluctuation-propulsion fish-shape robot |
| 09/12/2007 | CN101032999A Flat stacking type propulsion device |
| 09/11/2007 | US7267589 System and apparatus for improving safety and thrust from a hydro-drive device |
| 09/11/2007 | US7267527 Rotor for a turbomachine |
| 09/07/2007 | WO2007100281A1 Procedure to provide a propeller with ridges |