Class B63H : MARINE PROPULSION OR STEERING
Subclass 1/06: Propulsive elements directly acting on water (jet propulsion B63H 11/00; attachment of propellers on shafts B63H 23/34) of rotary type (endless-track type B63H 1/34) with rotation axis substantially at right angles to propulsive direction, e.g. paddle wheels with adjustable vanes or blades
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11999459 | Cycloidal marine propulsion unit and a marine vessel equipped therewith | Dec 14, 18 | Jun 04, 24 | ABB Oy |
| 11938768 | Amphibious vehicles comprising cycloidal propellers | May 14, 21 | Mar 26, 24 | The Texas A&M University System; The Regents of the University of Michigan; |
| 11499986 | Feedback device with variable magnetic permeability | Dec 03, 19 | Nov 15, 22 | PRATT & WHITNEY CANADA CORP. |
| 11312476 | Propeller control unit | Sep 25, 17 | Apr 26, 22 | Woodward, Inc. |
| 10513333 | Ducted fan propulsion engine | May 23, 17 | Dec 24, 19 | Spydar Sensors, Inc. |
| 10457381 | Torque-sensitive locking and release mechanism for a bistable pitch propeller | Sep 25, 17 | Oct 29, 19 | Kitty Hawk Corporation |
| 10392098 | High stiffness hub assemblies for rotor systems | Feb 28, 19 | Aug 27, 19 | Bell Textron Inc. |
| 10232932 | High stiffness hub assembly for proprotor systems | Mar 22, 17 | Mar 19, 19 | Bell Helicopter Textron Inc. |
| 9809300 | Torque-sensitive locking and release mechanism for a bistable pitch propeller | Mar 20, 17 | Nov 07, 17 | KITTY HAWK CORPORATION |
| 9771801 | Rotor for a pump, produced with a first elastic material | Jul 01, 11 | Sep 26, 17 | ECP ENTWICKLUNGSGESELLSCHAFT MBH |
| 9476312 | Swashplateless active blade pitch control with a mechanical delta-3 restraint having an instantaneous blade pitch-flap coupling response | Mar 15, 13 | Oct 25, 16 | BELL HELICOPTER TEXTRON INC. |
| 8807948 | System and method for automated real-time design checking | Sep 29, 11 | Aug 19, 14 | CADENCE DESIGN SYSTEMS, INC. |
| 8662846 | Bidirectional fan having self-adjusting vane | Sep 14, 10 | Mar 04, 14 | GENERAL ELECTRIC COMPANY |
| 8430636 | Wind turbine rotor assembly | Dec 03, 08 | Apr 30, 13 | Not available |
| 8262358 | Ultra-light weight self-lubricating propeller hub | May 26, 09 | Sep 11, 12 | THE BOEING COMPANY |
| 8231347 | Mass-centralizing blade extension drive mount locations for wind turbine | Feb 04, 09 | Jul 31, 12 | FRONTIER WIND, LLC |
| 8221078 | Methods and system for providing power and signals in a turbine | Apr 15, 09 | Jul 17, 12 | FRONTIER WIND, LLC |
| 8174142 | Wind turbine with paired generators | Jun 26, 09 | May 08, 12 | Not available |
| 8167561 | Helicopter aircraft vehicle rotor damper | Sep 03, 08 | May 01, 12 | LORD CORPORATION |
| 8142156 | Ceiling fans with low solidity ratio | Aug 11, 08 | Mar 27, 12 | RITE-HITE HOLDING CORPORATION |
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