Class B63H : MARINE PROPULSION OR STEERING
Subclass 1/18: 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 in propulsive direction Propellers (pitch changing B63H 3/00) with means for diminishing cavitation, e.g. supercavitation
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12103664 | Arrangement for influencing liquid flow and a method | Jul 19, 21 | Oct 01, 24 | Bae Systems PLC |
| 12030604 | Propeller for a marine vessel | Sep 18, 20 | Jul 09, 24 | VOLVO PENTA CORPORATION |
| 12030605 | Shallow water propellers | Jul 03, 23 | Jul 09, 24 | Not available |
| 12017742 | Cavitation and noise reduction in axial flow rotors | May 11, 18 | Jun 25, 24 | Oscar Propulsion Ltd. |
| 11981411 | Marine drives and methods of making marine drives so as to minimize deleterious effects of cavitation | Jun 01, 23 | May 14, 24 | Brunswick Corporation |
| 11820477 | Contoured boat propeller shield | Mar 12, 21 | Nov 21, 23 | Not available |
| 11713102 | Marine drives and methods of making marine drives so as to minimize deleterious effects of cavitation | Aug 04, 22 | Aug 01, 23 | Brunswick Corporation |
| 11679852 | Superventilated blade that provides hydrodynamic force in a liquid at high speed | Jan 13, 21 | Jun 20, 23 | Not available |
| 11459074 | Marine drives and methods of making marine drives so as to minimize deleterious effects of cavitation | Aug 24, 20 | Oct 04, 22 | Brunswick Corporation |
| 11235846 | Prevention of cavitation | Apr 20, 18 | Feb 01, 22 | NewSouth Innovations Pty Limited |
| 11111849 | Marine propulsion device and lower unit therefor | Dec 19, 19 | Sep 07, 21 | Brunswick Corporation |
| 10940918 | Watercraft with transom-mounted lifting fin | Oct 23, 19 | Mar 09, 21 | Not available |
| 10926837 | Submerged planing surface that provides hydrodynamic lift in a liquid at high speed | Apr 03, 15 | Feb 23, 21 | Not available |
| 10730597 | High speed surface craft and submersible craft | Oct 10, 17 | Aug 04, 20 | Juliet Marine Systems, Inc. |
| 10723430 | Propeller system for a watercraft | Mar 07, 17 | Jul 28, 20 | VOLTA BOATS GmbH |
| 10710686 | Long shaft propeller controller and bearing seal protector | Jan 08, 19 | Jul 14, 20 | Not available |
| 10486772 | Watercraft lifting fin | Sep 01, 17 | Nov 26, 19 | Not available |
| 10472037 | Method of decreasing pressure fluctuation on hull of twin-propeller ship by adjusting rotation angles of two propellers | Jul 03, 17 | Nov 12, 19 | KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY |
| 10464650 | Marine engine propelling apparatuses | Apr 03, 15 | Nov 05, 19 | KABUSHIKI KAISHA TOYOTA JIDOSHOKKI; TOYOTA JIDOSHA KABUSHIKI KAISHA; |
| 10392087 | Peripheral tunnels propeller with alternative balance | Sep 23, 16 | Aug 27, 19 | Not available |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0074,565 | METHOD OF CONTROLLING ROTATIONAL SPEED OF PROPELLER OF SHIP TO REDUCE CAVITATION | Oct 30, 23 | Mar 06, 25 | Not available |
| 2024/0295,230 | DUCT ARRANGEMENT AND METHOD | Jun 23, 22 | Sep 05, 24 | Bae Systems PLC |
| 2024/0076,023 | VENTILATION CONTROL SYSTEM | Apr 05, 23 | Mar 07, 24 | Not available |
| 2024/0051,646 | SYSTEM FOR REDUCING BLADE TIP VORTEX CAVITATION BY CONTROLLING MASS FLOW | Oct 30, 23 | Feb 15, 24 | Not available |
| 2023/0113,792 | System and Method for Marine Propulsion With Low Acoustic Noise | Oct 21, 20 | Apr 13, 23 | Not available |
| 2022/0315,182 | VENTILATION CONTROL SYSTEM | Dec 16, 21 | Oct 06, 22 | Not available |
| 2022/0289,352 | A MARINE PROPELLER | Aug 27, 20 | Sep 15, 22 | Not available |
| 2022/0177,094 | SURFACE PROTECTION AGAINST CAVITATION EROSION | Mar 06, 20 | Jun 09, 22 | OTTO-VON GUERICKE-UNIVERSITAT MAGDEBURG; King Abdullah University of Science and Technology; |
| 2020/0361,584 | VENTILATION CONTROL SYSTEM | Jan 28, 20 | Nov 19, 20 | Not available |
| 2019/0315,444 | HIGH SPEED SURFACE CRAFT AND SUBMERSIBLE CRAFT | Oct 10, 17 | Oct 17, 19 | Not available |
| 2019/0039,704 | VENTILATION CONTROL SYSTEM | Jun 07, 18 | Feb 07, 19 | Not available |
| 2017/0029,071 | SUBMERGED PLANING SURFACE THAT PROVIDES HYDRODYNAMIC LIFT IN A LIQUID AT HIGH SPEED | Apr 03, 15 | Feb 02, 17 | Not available |
| 2017/0001,697 | VENTILATION CONTROL SYSTEM | Apr 06, 16 | Jan 05, 17 | Not available |
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