B63H 3/04
The control element being reciprocatable
Official title: the control element being reciprocatable
B63H3/04 (The control element being reciprocatable) appears on 39 US grants and 21 published applications in this corpus.
Search patents in B63H- Granted patents
- 39
- Published applications
- 21
- Assignees
- 17
- Inventors
- 53
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 3 |
| 2007 | 2 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 3 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 2 | 0 |
| 2015 | 1 | 3 |
| 2016 | 0 | 0 |
| 2017 | 3 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Propeller with folding blades and propulsion system12 May 2026US 12,623,761 B2Velettrica S.R.L.
- Variable-pitch propeller having optimal hub-to-tip diameter ratio3 Dec 2024US 12,157,550 B2Hyundai Heavy Industries Co., Ltd.
- Method and apparatus in an electric propulsion arrangement of a sailing vessel21 Aug 2018US 10,053,201 B2Servoprop Oy
- Variable-pitch-propeller drive device and pitch-angle control method, and boat having same4 Jul 2017US 9,694,886 B2Samsung Heavy Ind.Co., Ltd.
- Mechanically-adjustable pitch propeller4 Apr 2017US 9,611,020 B2
- Pod drive unit23 Jul 2026US 2026/0208835 A1AB Volvo Penta
- Pod drive unit23 Jul 2026US 2026/0208836 A1AB Volvo Penta
- Marine controllable-pitch propeller, propeller system for a boat and boat including the same30 Apr 2026US 2026/0116520 A1AB Volvo Penta
- Propeller with folding blades and propulsion system19 Jun 2025US 2025/0196982 A1Velettrica S.R.L.
- Propeller drive arrangement11 Jan 2024US 2024/0010315 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
- Damped automatic variable pitch marine propeller12US 5,240,374 ANautical Development, Inc. · 1993