B63H 25/14
Power assisted
Official title: power assisted; power driven, i.e. using steering engine
B63H25/14 (Power assisted) appears on 256 US grants and 153 published applications in this corpus.
Search patents in B63H- Granted patents
- 256
- Published applications
- 153
- Assignees
- 113
- Inventors
- 392
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 8 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 9 | 0 |
| 1994 | 5 | 0 |
| 1995 | 13 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 1 |
| 2003 | 6 | 6 |
| 2004 | 5 | 9 |
| 2005 | 5 | 7 |
| 2006 | 6 | 4 |
| 2007 | 7 | 2 |
| 2008 | 5 | 8 |
| 2009 | 4 | 3 |
| 2010 | 3 | 8 |
| 2011 | 6 | 4 |
| 2012 | 6 | 9 |
| 2013 | 7 | 2 |
| 2014 | 6 | 4 |
| 2015 | 5 | 11 |
| 2016 | 7 | 2 |
| 2017 | 7 | 11 |
| 2018 | 10 | 6 |
| 2019 | 12 | 13 |
| 2020 | 11 | 11 |
| 2021 | 8 | 5 |
| 2022 | 5 | 10 |
| 2023 | 5 | 7 |
| 2024 | 5 | 5 |
| 2025 | 4 | 0 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Steering system and method controlling steering for a marine vessel2 Jun 2026US 12,643,649 B1Brunswick Corporation
- Watercraft, watercraft control device, watercraft control method, and program26 May 2026US 12,637,192 B2NHK Spring Co., Ltd.
- Device for the roll stabilizing of a watercraft28 Apr 2026US 12,612,137 B2Skf Marine GmbH
- Steering system with twin actuators and tie bar10 Feb 2026US 12,545,388 B2Dometic Marine Canada Inc.
- Watercraft maneuvering system and watercraft including the watercraft maneuvering system23 Dec 2025US 12,503,214 B2Yamaha Hatsudoki Kabushiki Kaisha
- A hydraulic system for control of a marine drive unit13 Aug 2026US 2026/0233820 A1AB Volvo Penta
- Anti-pump-slip algorithm for hydraulic steering system2 Apr 2026US 2026/0091864 A1Steering Solutions IP Holding Corporation
- Outboard motor26 Feb 2026US 2026/0054816 A1Suzuki Motor Corporation
- Marine propulsion device26 Feb 2026US 2026/0054818 A1Suzuki Motor Corporation
- Biomimetic Underwater Vehicle21 Nov 2024US 2024/0383592 A1Westlake University
Most cited
By later US patents
- Integrated hydraulic steering system for a marine propulsion unit64US 6,402,577 B1Brunswick Corporation · 2002
- Differential bucket control system for waterjet boats63US 6,386,930 B2The Talaria Company, LLC · 2002
- Rudder for watercraft46US 4,434,738 AJastram-Werke GmbH KG · 1984
- Arrangement and method for turning a propulsion unit46US 6,431,928 B1ABB Azipod Oy · 2002
- Method and apparatus for non-propulsive fin control in an air or sea vehicle using planar actuation45US 6,247,666 B1Lockheed Martin Corporation · 2001