B63H 5/18
Of emergency propellers
Official title: of emergency propellers, e.g. arranged at the side of the vessel
B63H5/18 (Of emergency propellers) appears on 24 US grants and 12 published applications in this corpus.
Search patents in B63H- Granted patents
- 24
- Published applications
- 12
- Assignees
- 11
- Inventors
- 38
- Latest grant
- 22 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 3 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Propulsion system intended to be integrated into a boat22 Apr 2025US 12,280,862 B2Bluenav
- Marine battery driven motor14 Mar 2023US 11,603,171 B2Thrustme
- Marine battery driven motor23 Nov 2021US 11,180,226 B2Thrustme
- Retractable drive for a powered surfboard14 Jan 2020US 10,532,797 B2
- Mounting and actuation device1 Jan 2019US 10,167,069 B2Sideshift Inc.
- Propulsion system intended to be integrated into a boat16 May 2024US 2024/0158062 A1Bluenav
- Marine drive system with centering bearing surface4 Apr 2024US 2024/0109632 A1AB Volvo Penta
- Adjustable marine drive system with automatic cleaning4 Apr 2024US 2024/0109636 A1AB Volvo Penta
- Marine battery driven motor3 Mar 2022US 2022/0063771 A1Thrustme
- Marine battery driven motor17 Dec 2020US 2020/0391831 A1Thrustme
Most cited
By later US patents