B63H 23/00
Transmitting power from propulsion power plant to propulsive elements
Official title: Transmitting power from propulsion power plant to propulsive elements (adaptation of transmission to allow adjustment in direction of propellers B63H5/125; transmission between wind motors and propulsive elements B63H13/00; in outboard propulsion units B63H20/14; adaptation of transmission to allow adjustment of location of propellers B63H20/08)
B63H23/00 (Transmitting power from propulsion power plant to propulsive elements) appears on 1,649 US grants and 1,091 published applications in this corpus.
Search patents in B63H- Granted patents
- 1,649
- Published applications
- 1,091
- Assignees
- 503
- Inventors
- 2,293
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 28 | 0 |
| 1977 | 15 | 0 |
| 1978 | 19 | 0 |
| 1979 | 11 | 0 |
| 1980 | 12 | 0 |
| 1981 | 25 | 0 |
| 1982 | 24 | 0 |
| 1983 | 24 | 0 |
| 1984 | 21 | 0 |
| 1985 | 15 | 0 |
| 1986 | 22 | 0 |
| 1987 | 28 | 0 |
| 1988 | 12 | 0 |
| 1989 | 36 | 0 |
| 1990 | 14 | 0 |
| 1991 | 19 | 0 |
| 1992 | 18 | 0 |
| 1993 | 23 | 0 |
| 1994 | 28 | 0 |
| 1995 | 21 | 0 |
| 1996 | 32 | 0 |
| 1997 | 26 | 0 |
| 1998 | 29 | 0 |
| 1999 | 29 | 0 |
| 2000 | 33 | 0 |
| 2001 | 32 | 10 |
| 2002 | 42 | 18 |
| 2003 | 33 | 36 |
| 2004 | 37 | 39 |
| 2005 | 30 | 32 |
| 2006 | 28 | 33 |
| 2007 | 30 | 30 |
| 2008 | 31 | 31 |
| 2009 | 23 | 49 |
| 2010 | 25 | 38 |
| 2011 | 28 | 36 |
| 2012 | 36 | 39 |
| 2013 | 37 | 42 |
| 2014 | 37 | 37 |
| 2015 | 40 | 67 |
| 2016 | 58 | 32 |
| 2017 | 60 | 55 |
| 2018 | 55 | 58 |
| 2019 | 59 | 43 |
| 2020 | 50 | 30 |
| 2021 | 44 | 56 |
| 2022 | 51 | 88 |
| 2023 | 57 | 66 |
| 2024 | 56 | 50 |
| 2025 | 70 | 44 |
| 2026 | 36 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B63H 23/32Transmitting power from propulsion power plant to propulsive elements: other parts636
- B63H 23/02Transmitting power from propulsion power plant to propulsive elements: with mechanical gearing618
- B63H 23/22Transmitting power from propulsion power plant to propulsive elements: with non-mechanical gearing317
- B63H 23/30Transmitting power from propulsion power plant to propulsive elements: characterised by use303
- B63H 2023/005Transmitting power from propulsion power plant to propulsive elements: using a driveIndexing code86
- B63H 23/28Transmitting power from propulsion power plant to propulsive elements: with synchronisation of17
Recent patents
- Low-resistance amphibious vehicle6 Oct 2026US 12,752,582 B2Shenzhen Hesby Marine Technology Co., LTD
- Outboard motor6 Oct 2026US 12,752,902 B2Yamaha Hatsudoki Kabushiki Kaisha
- Outboard motor22 Sep 2026US 12,741,727 B2Suzuki Motor Corporation
- Magnetic coupler for retrofit propulsion system22 Sep 2026US 12,744,445 B2Integrated Technologies Group
- Arrangement and method for sealing a propeller shaft of a marine vessel8 Sep 2026US 12,728,975 B2ABB AB
- Waterjet-propelled vessel8 Oct 2026US 2026/0307772 A1Kanzaki Kokyukoki Mfg.Co., Ltd.
- Shaft bearing8 Oct 2026US 2026/0307773 A1thyssenkrupp AG
- System for operating electric motors1 Oct 2026US 2026/0302973 A1In&Motion
- Ring-shaped or tubular component, in particular a stern bush tube of a watercraft, and method for producing such a component24 Sep 2026US 2026/0285464 A1
- Apparatus and methods for ship propeller shaft removal10 Sep 2026US 2026/0264819 A1Vigor Industrial LLC
Most cited
By later US patents
- Marine transmission with a cone clutch used for direct transfer of torque1,430US 6,960,107 B1Brunswick Corporation · 2005
- Synchronizer for a gear shift mechanism for a marine propulsion system1,418US 6,062,360 ABrunswick Corporation · 2000
- Marine propeller with breakaway hub297US 5,201,679 AAttwood Corporation · 1993
- In-line transmission with counter-rotating outputs223US 6,186,922 B1Synkinetics, Inc. · 2001
- Marine propulsion system218US 4,459,873 ATwin Disc, Incorporated · 1984