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the elements being formed by two or more coaxial shafts
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CPC
B63H2023/067
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Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B63
Ships
B63H
MARINE PROPULSION OR STEERING
Current Industry
B63H2023/067
the elements being formed by two or more coaxial shafts
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Patents Grants
last 30 patents
Information
Patent Grant
Systems and methods for adjusting the rotational timing between dri...
Patent number
11,339,860
Issue date
May 24, 2022
Brunswick Corporation
Joshua S. Smith
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Airboat transmission for driving counter-rotating propellers
Patent number
11,268,593
Issue date
Mar 8, 2022
Shane Lavalette
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Strut mounted gear box for counter rotating propellers
Patent number
10,889,362
Issue date
Jan 12, 2021
Peter R. Stolper
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Contra-rotating propulsor for marine propulsion
Patent number
10,392,089
Issue date
Aug 27, 2019
Michigan Marine Propulsion Systems, LLC
Bernard Bentgen
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Propulsion device for ship and ship having the same
Patent number
9,694,887
Issue date
Jul 4, 2017
Samsung Heavy Ind. Co., Ltd.
Jin Suk Lee
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Contra-rotating propulsor for marine propulsion
Patent number
9,452,815
Issue date
Sep 27, 2016
Michigan Marine Propulsion Systems, LLC
Bernard Bentgen
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Multidirectional propulsion system for ships, including a mechanica...
Patent number
8,568,179
Issue date
Oct 29, 2013
Miguel Huguet Casali
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Boat hull with outboard drive and outboard drive for boats
Patent number
7,182,657
Issue date
Feb 27, 2007
AB Volvo Penta
Staffan Mansson
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Counter rotating air propeller drive system
Patent number
6,905,380
Issue date
Jun 14, 2005
Husky Airboats Ltd.
Joseph Varga
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Counter-rotating transmission
Patent number
6,540,570
Issue date
Apr 1, 2003
Robert C. Eakin
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
1853890
Patent number
1,853,890
Issue date
Apr 12, 1932
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Patents Applications
last 30 patents
Information
Patent Application
COAXIAL CONTRA-ROTATING CIRCUMFERENTIAL THRUSTER
Publication number
20220177105
Publication date
Jun 9, 2022
Can LUO
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
CONTRA-ROTATING PROPULSOR FOR MARINE PROPULSION
Publication number
20140364265
Publication date
Dec 11, 2014
Michigan Marine Propulsion Systems, LLC
Bernard Bentgen
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
PROPULSION DEVICE FOR SHIP AND SHIP HAVING THE SAME
Publication number
20140248153
Publication date
Sep 4, 2014
Jin Suk Lee
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
MULTIDIRECTIONAL PROPULSION SYSTEM FOR SHIPS, INCLUDING A MECHANICA...
Publication number
20120045950
Publication date
Feb 23, 2012
Miguel Huguet Casali
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
Boat hull with outboard drive and outboard drive for boats
Publication number
20050272321
Publication date
Dec 8, 2005
Staffan Mansson
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
COUNTER ROTATING AIR PROPELLER DRIVE SYSTEM
Publication number
20050112962
Publication date
May 26, 2005
Husky Airboats Ltd.
Joseph Varga
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT