B63H 3/02
Actuated by control element coaxial with propeller shaft
Official title: actuated by control element coaxial with propeller shaft, e.g. the control element being rotary {(B63H3/002 takes precedence, fluid actuated B63H3/081)}
B63H3/02 (Actuated by control element coaxial with propeller shaft) appears on 57 US grants and 36 published applications in this corpus.
Search patents in B63H- Granted patents
- 57
- Published applications
- 36
- Assignees
- 24
- Inventors
- 80
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 3 |
| 2007 | 2 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 5 |
| 2011 | 1 | 3 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 2 | 2 |
| 2015 | 1 | 3 |
| 2016 | 0 | 1 |
| 2017 | 6 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 3 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Propeller with folding blades and propulsion system12 May 2026US 12,623,761 B2Velettrica S.R.L.
- Propulsion device for marine vessel and outboard motor17 Mar 2026US 12,576,956 B2Yamaha Hatsudoki Kabushiki Kaisha
- Variable-pitch propeller having optimal hub-to-tip diameter ratio3 Dec 2024US 12,157,550 B2Hyundai Heavy Industries Co., Ltd.
- Movable-blade operation system for hydraulic machine6 Apr 2021US 10,968,882 B2Kabushiki Kaisha Toshiba
- Method and apparatus in an electric propulsion arrangement of a sailing vessel21 Aug 2018US 10,053,201 B2Servoprop Oy
- Pod drive unit23 Jul 2026US 2026/0208835 A1AB Volvo Penta
- Pod drive unit23 Jul 2026US 2026/0208836 A1AB Volvo Penta
- Nautical propeller7 May 2026US 2026/0125142 A1Max Prop S.R.L.
- Marine controllable-pitch propeller, propeller system for a boat and boat including the same30 Apr 2026US 2026/0116520 A1AB Volvo Penta
- Marine propulsion unit9 Apr 2026US 2026/0097834 A1AB Volvo Penta
Most cited
By later US patents
- Controllable pitch propeller with a fail safe increased pitch movement17US 6,340,290 B12002
- Controllable pitch propeller and watercraft drive16US 4,599,043 A1986
- Variable pitch propeller blade hub and drive and adjusting mechanism therefor14US 5,104,291 A1992
- Automatic variable pitch marine propeller with mechanical holding means13US 5,326,223 A1994
- Marine propeller13US 6,312,223 B12001