B63H 25/48
Steering or slowing-down by deflection of propeller slipstream otherwise than by rudder
B63H25/48 (Steering or slowing-down by deflection of propeller slipstream otherwise than by rudder) appears on 32 US grants and 21 published applications in this corpus.
Search patents in B63H- Granted patents
- 32
- Published applications
- 21
- Assignees
- 14
- Inventors
- 62
- Latest grant
- 28 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 2 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 2 | 2 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 4 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 2 |
| 2016 | 1 | 2 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Hands-free kayak steering system28 Nov 2023US 11,827,330 B2
- Boat apparatus for producing a surf wake15 Jan 2019US 10,179,632 B23Po Boat Accessories, LLC
- Boat speed minimisation system3 Oct 2017US 9,776,701 B2
- Circumferential ring propulsors and control assemblies for manned or unmanned underwater vehicles5 Jan 2016US 9,227,708 B2
- Watercraft3 Mar 2015US 8,967,064 B2Karibu Invest
- Stopping function for marine vehicle propulsion system21 Aug 2025US 2025/0263162 A1ABB Schweiz AG
- System and Method for Marine Propulsion With Low Acoustic Noise13 Apr 2023US 2023/0113792 A1
- Hands-Free Kayak Steering System19 Aug 2021US 2021/0253216 A1
- Towboat and operations thereof25 Jul 2019US 2019/0225307 A1
- Boat apparatus for producing a surf wake9 Nov 2017US 2017/0320552 A13Po Boat Accessories, LLC
Most cited
By later US patents
- Manoeuvring device for boats49US 4,895,093 A1990
- Watercraft with control system for controlling wake and method for controlling wake47US 7,780,490 B2AB Volvo Penla · 2010
- Stern braking device41US 4,237,808 APolitechnika Gdanska · 1980
- Methods and arrangements for redirecting thrust from a propeller39US 8,468,964 B22013
- Jet propulsion boat35US 5,603,644 AYamaha Hatsudoki Kabushiki Kaisha · 1997