B63H 23/04
The main transmitting element
Official title: the main transmitting element, e.g. shaft, being substantially vertical
B63H23/04 (The main transmitting element) appears on 60 US grants and 47 published applications in this corpus.
Search patents in B63H- Granted patents
- 60
- Published applications
- 47
- Assignees
- 30
- Inventors
- 127
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 3 | 2 |
| 2006 | 1 | 2 |
| 2007 | 2 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 3 | 1 |
| 2013 | 2 | 1 |
| 2014 | 2 | 0 |
| 2015 | 1 | 2 |
| 2016 | 1 | 1 |
| 2017 | 3 | 1 |
| 2018 | 3 | 3 |
| 2019 | 2 | 5 |
| 2020 | 3 | 1 |
| 2021 | 3 | 1 |
| 2022 | 0 | 9 |
| 2023 | 1 | 4 |
| 2024 | 5 | 1 |
| 2025 | 6 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Integrated electric outboard motor assembly27 May 2025US 12,312,057 B2Taiga Motors Inc.
- Stowable marine propulsion systems11 Mar 2025US 12,246,812 B2Brunswick Corporation
- Driveshaft assembly for a marine engine assembly28 Jan 2025US 12,208,874 B1BRP US Inc.
- Marine propulsion device29 Jan 2026US 2026/0028109 A1Suzuki Motor Corporation
- Ship propulsion machine29 Jan 2026US 2026/0028111 A1Suzuki Motor Corporation
- Human powered hydrofoil vehicle6 Nov 2025US 2025/0340269 A1Tigerfish Foils Limited
- Method for converting a vehicle, method for providing a drive unit, drive unit and vehicle5 Jun 2025US 2025/0178434 A1
- Watercraft and associated pedal drive system13 Feb 2025US 2025/0050988 A1Johnson Outdoors Inc.
Most cited
By later US patents
- Two-speed automatic transmission for a marine propulsion device37US 4,323,354 AOutboard Marine Corporation · 1982
- Transmission lubricant system for an outboard motor35US 10,502,312 B1Brunswick Corporation · 2019
- Smoothing device for rotation of propeller of boat propulsion machine35US 4,747,796 ASanshin Kogyo Kabushiki Kaisha · 1988
- Hydraulically actuated two-speed transmission for a marine propulsion device20US 4,331,432 AOutboard Marine Corporation · 1982
- Two-speed transmission19US 4,173,939 AOutboard Marine Corporation · 1979