B63H 23/32
Transmitting power from propulsion power plant to propulsive elements: other parts
Official title: Other parts
B63H23/32 (Transmitting power from propulsion power plant to propulsive elements: other parts) appears on 636 US grants and 380 published applications in this corpus.
Search patents in B63H- Granted patents
- 636
- Published applications
- 380
- Assignees
- 248
- Inventors
- 971
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 5 | 0 |
| 1978 | 8 | 0 |
| 1979 | 5 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 9 | 0 |
| 1983 | 10 | 0 |
| 1984 | 14 | 0 |
| 1985 | 7 | 0 |
| 1986 | 12 | 0 |
| 1987 | 16 | 0 |
| 1988 | 5 | 0 |
| 1989 | 17 | 0 |
| 1990 | 8 | 0 |
| 1991 | 12 | 0 |
| 1992 | 8 | 0 |
| 1993 | 11 | 0 |
| 1994 | 18 | 0 |
| 1995 | 11 | 0 |
| 1996 | 19 | 0 |
| 1997 | 14 | 0 |
| 1998 | 12 | 0 |
| 1999 | 12 | 0 |
| 2000 | 12 | 0 |
| 2001 | 12 | 8 |
| 2002 | 19 | 11 |
| 2003 | 14 | 18 |
| 2004 | 18 | 15 |
| 2005 | 12 | 11 |
| 2006 | 6 | 10 |
| 2007 | 6 | 6 |
| 2008 | 13 | 10 |
| 2009 | 6 | 9 |
| 2010 | 10 | 7 |
| 2011 | 2 | 11 |
| 2012 | 5 | 7 |
| 2013 | 11 | 14 |
| 2014 | 12 | 15 |
| 2015 | 9 | 18 |
| 2016 | 17 | 4 |
| 2017 | 10 | 19 |
| 2018 | 15 | 10 |
| 2019 | 14 | 13 |
| 2020 | 11 | 13 |
| 2021 | 17 | 22 |
| 2022 | 20 | 45 |
| 2023 | 30 | 30 |
| 2024 | 27 | 19 |
| 2025 | 37 | 20 |
| 2026 | 16 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Outboard motor6 Oct 2026US 12,752,902 B2Yamaha Hatsudoki Kabushiki Kaisha
- Arrangement and method for sealing a propeller shaft of a marine vessel8 Sep 2026US 12,728,975 B2ABB AB
- Arrangement and method for sealing a propeller shaft of a marine vessel18 Aug 2026US 12,709,372 B2ABB AB
- Propeller assembly7 Jul 2026US 12,674,393 B1PARTS KOREA Co., Ltd
- Gearcases for marine drives and methods of making gearcases for marine drives having reduced noise output30 Jun 2026US 12,668,345 B1Brunswick Corporation
- Shaft bearing8 Oct 2026US 2026/0307773 A1thyssenkrupp AG
- Ring-shaped or tubular component, in particular a stern bush tube of a watercraft, and method for producing such a component24 Sep 2026US 2026/0285464 A1
- Apparatus and methods for ship propeller shaft removal10 Sep 2026US 2026/0264819 A1Vigor Industrial LLC
- Electric Propulsion Device for Surfboard with Flexible Shaft Drive27 Aug 2026US 2026/0249960 A1Boost Surf, Inc.
- Watercraft27 Aug 2026US 2026/0249973 A1Kawasaki Motors, Ltd.
Most cited
By later US patents
- Marine propeller with breakaway hub297US 5,201,679 AAttwood Corporation · 1993
- Drive shaft coupling111US 5,154,652 A1992
- Shock absorbing clutch assembly for marine propeller49US 4,566,855 A1986
- Marine jet drive48US 5,421,753 A1995
- Embedded wear sensor47US 6,080,982 AThe United States of America as represented by the Secretary of the Navy · 2000