B63H 20/18
Allowing movement of the propulsion element about a longitudinal axis
Official title: allowing movement of the propulsion element about a longitudinal axis, e.g. the through transom shaft (B63H20/22 takes precedence)
B63H20/18 (Allowing movement of the propulsion element about a longitudinal axis) appears on 19 US grants and 16 published applications in this corpus.
Search patents in B63H- Granted patents
- 19
- Published applications
- 16
- Assignees
- 8
- Inventors
- 25
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 0 |
| 2018 | 5 | 5 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 2 |
| 2024 | 1 | 3 |
| 2025 | 2 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transportable outboard motors10 Mar 2026US 12,570,384 B2Brunswick Corporation
- Method for maneuvering a boat provided with a single drive unit23 Sep 2025US 12,420,902 B2AB Volvo Penta
- Marine propulsion system7 Jan 2025US 12,187,398 B2Caudwell Marine Limited
- Marine propulsion system29 Oct 2024US 12,129,004 B2Caudwell Marine Limited
- Marine propulsion system28 Nov 2023US 11,827,326 B2Caudwell Marine Limited
- Transportable outboard motors18 Jun 2026US 2026/0167315 A1Brunswick Corporation
- Or relating to a marine propulsion system9 Jan 2025US 2025/0010965 A1Caudwell Marine Limited
- Method for maneouvering a boat provided with a single drive unit6 Jun 2024US 2024/0182148 A1AB Volvo Penta
- Transportable outboard motors21 Mar 2024US 2024/0092470 A1Brunswick Corporation
- Marine propulsion system15 Feb 2024US 2024/0051651 A1Caudwell Marine Limited
Most cited
By later US patents
- Outboard motors having resilient mounting apparatuses13US 11,066,140 B1Brunswick Corporation · 2021
- Rotatable jet propulsion unit for watercraft10US 5,254,024 AYamaha Hatsudoki Kabushiki Kaisha · 1993
- Power assisting mechanism for marine propulsion unit10US 5,340,341 ASanshin Kogyo Kabushiki Kaisha · 1994
- Method for controlling a boat comprising a pivotable drive unit, and a electronic vessel control unit for steering a boat9US 9,862,473 B2AB Volvo Penta · 2018
- Marine surface drive8US 5,279,509 A1994