B63H 2025/425
Propulsive elements, other than jets, substantially used for steering or dynamic anchoring
Official title: {Propulsive elements, other than jets, substantially used for steering or dynamic anchoring only, with means for retracting, or otherwise moving to a rest position outside the water flow around the hull}
B63H2025/425 (Propulsive elements, other than jets, substantially used for steering or dynamic anchoring) appears on 118 US grants and 117 published applications in this corpus.
Search patents in B63H- Granted patents
- 118
- Published applications
- 117
- Assignees
- 67
- Inventors
- 192
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 2 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 2 | 2 |
| 2011 | 1 | 1 |
| 2012 | 0 | 6 |
| 2013 | 5 | 3 |
| 2014 | 3 | 4 |
| 2015 | 3 | 11 |
| 2016 | 10 | 12 |
| 2017 | 10 | 14 |
| 2018 | 7 | 6 |
| 2019 | 7 | 9 |
| 2020 | 7 | 7 |
| 2021 | 6 | 5 |
| 2022 | 6 | 11 |
| 2023 | 7 | 6 |
| 2024 | 10 | 7 |
| 2025 | 12 | 2 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Watercraft propulsion system, and watercraft26 May 2026US 12,637,188 B2Yamaha Hatsudoki Kabushiki Kaisha
- Steering system for ship and control parameter setting method21 Apr 2026US 12,606,291 B2Suzuki Motor Corporation
- Marine propulsion system and marine vessel2 Dec 2025US 12,486,014 B2Yamaha Hatsudoki Kabushiki Kaisha
- System for controlling movements of a marine surface vessel25 Nov 2025US 12,481,281 B2Humphree AB
- Marine propulsion system and marine vessel4 Nov 2025US 12,459,628 B2Yamaha Hatsudoki Kabushiki Kaisha
- Watercraft27 Aug 2026US 2026/0249973 A1Kawasaki Motors, Ltd.
- Watercraft20 Aug 2026US 2026/0242049 A1Kawasaki Motors, Ltd.
- Tunnel thruster2 Apr 2026US 2026/0091863 A1Lewmar Limited
- Thrust system for steering marine vessels29 Jan 2026US 2026/0028112 A1
- Marine vessel station keeping to reduce wear and noise on propulsion system18 Dec 2025US 2025/0382040 A1Brunswick Corporation
Most cited
By later US patents
- Watercraft automation and aquatic effort data utilization62US 8,082,100 B22011
- Watercraft automation and aquatic effort data utilization61US 9,162,743 B22015
- Paired motor system for small boat propulsion and steerage56US 5,090,929 A1992
- Watercraft docking system and propulsion assembly54US 7,150,662 B1Brunswick Corporation · 2006
- Watercraft automation and aquatic effort data utilization49US 8,527,192 B22013