B63H 25/00
Steering
Official title: Steering; Slowing-down otherwise than by use of propulsive elements (using movably-installed outboard propulsion units B63H20/00); Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements
B63H25/00 (Steering) appears on 2,520 US grants and 2,050 published applications in this corpus.
Search patents in B63H- Granted patents
- 2,520
- Published applications
- 2,050
- Assignees
- 755
- Inventors
- 3,536
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 46 | 0 |
| 1977 | 37 | 0 |
| 1978 | 23 | 0 |
| 1979 | 9 | 0 |
| 1980 | 27 | 0 |
| 1981 | 26 | 0 |
| 1982 | 25 | 0 |
| 1983 | 24 | 0 |
| 1984 | 25 | 0 |
| 1985 | 30 | 0 |
| 1986 | 22 | 0 |
| 1987 | 22 | 0 |
| 1988 | 24 | 0 |
| 1989 | 18 | 0 |
| 1990 | 20 | 0 |
| 1991 | 26 | 0 |
| 1992 | 31 | 0 |
| 1993 | 24 | 0 |
| 1994 | 30 | 0 |
| 1995 | 30 | 0 |
| 1996 | 22 | 0 |
| 1997 | 29 | 0 |
| 1998 | 30 | 0 |
| 1999 | 30 | 0 |
| 2000 | 41 | 0 |
| 2001 | 50 | 12 |
| 2002 | 57 | 35 |
| 2003 | 47 | 38 |
| 2004 | 35 | 43 |
| 2005 | 38 | 57 |
| 2006 | 57 | 40 |
| 2007 | 38 | 62 |
| 2008 | 43 | 53 |
| 2009 | 39 | 63 |
| 2010 | 41 | 69 |
| 2011 | 42 | 49 |
| 2012 | 51 | 68 |
| 2013 | 64 | 50 |
| 2014 | 73 | 70 |
| 2015 | 74 | 89 |
| 2016 | 87 | 96 |
| 2017 | 103 | 116 |
| 2018 | 92 | 88 |
| 2019 | 98 | 105 |
| 2020 | 88 | 94 |
| 2021 | 89 | 104 |
| 2022 | 101 | 145 |
| 2023 | 94 | 135 |
| 2024 | 108 | 131 |
| 2025 | 147 | 127 |
| 2026 | 93 | 111 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B63H 25/02Initiating means for steering , for slowing down, otherwise than by use1,073
- B63H 25/06Steering by rudders860
- B63H 25/42Steering or dynamic anchoring by propulsive elements747
- B63H 25/46Steering or dynamic anchoring by jets or by rudders carrying jets246
- B63H 25/44Steering or slowing-down by extensible flaps or the like86
- B63H 25/52Parts for steering not otherwise provided for84
- B63H 25/50Slowing-down means not otherwise provided for48
- B63H 25/48Steering or slowing-down by deflection of propeller slipstream otherwise than by rudder32
Recent patents
- Control of force feedback application to a marine vessel joystick29 Sep 2026US 12,747,008 B2AB Volvo Penta
- Amphibious vehicle systems22 Sep 2026US 12,741,493 B2
- Marine propulsion system and joystick control method22 Sep 2026US 12,741,730 B1Brunswick Corporation
- Steering system having steering angle correction function for single-propeller twin-rudder ship22 Sep 2026US 12,741,731 B2Japan Hamworthy & Co., Ltd.
- Marine propulsion system and method with single rear drive and lateral marine drive22 Sep 2026US 12,741,732 B2Brunswick Corporation
- Arbitrary pivot point for vehicle rotation and control8 Oct 2026US 2026/0307708 A1AB Volvo Penta
- Automatic docking device, automatic docking system, automatic docking method, and non-transitory computer readable medium8 Oct 2026US 2026/0307774 A1Mitsubishi Electric Corporation
- Dynamic airflow control for a marine vessel air lubrication system1 Oct 2026US 2026/0296597 A1Airglide AI, Inc.
- Propulsion system for vessel1 Oct 2026US 2026/0296623 A1Honda Motor Co., Ltd.
- Propulsion system of boat1 Oct 2026US 2026/0296624 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Simplified docking method and apparatus for a multiple engine marine vessel163US 6,234,853 B1Brunswick Corporation · 2001
- Anchorless boat positioning employing global positioning system151US 5,491,636 A1996
- Method for positioning a marine vessel150US 7,305,928 B2Brunswick Corporation · 2007
- Wave power components139US 8,287,323 B2Liquid Robotics, Inc. · 2012
- Method for maneuvering a marine vessel in response to a manually operable control device130US 7,267,068 B2Brunswick Corporation · 2007