B63H 2023/025
By means of chains
Official title: {by means of chains}
B63H2023/025 (By means of chains) appears on 27 US grants and 11 published applications in this corpus.
Search patents in B63H- Granted patents
- 27
- Published applications
- 11
- Assignees
- 5
- Inventors
- 33
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 2 |
| 2002 | 2 | 2 |
| 2003 | 2 | 3 |
| 2004 | 5 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Motion transforming differentially biased transmission for human powered vehicles24 Mar 2026US 12,583,571 B2
- Propulsion apparatus for watercraft7 Dec 2021US 11,192,620 B1
- Linear propulsion system for small watercraft7 Jun 2016US 9,359,056 B2
- Drive system for counter-rotating propellers23 Nov 2004US 6,821,169 B2
- Marine, inboard, through-hull propeller drive9 Nov 2004US 6,814,637 B1
- Motion Transforming Differentially Biased Transmission for Human Powered Vehicles5 Sep 2024US 2024/0294243 A1
- Modular belt tensioning mechanism and powerhead structure of a marine propulsion system22 Aug 2024US 2024/0278892 A1Flux Marine Ltd.
- Linear Propulsion System For Small Watercraft5 Nov 2015US 2015/0314848 A1
- Drive system for counter-rotating propellers12 Aug 2004US 2004/0157510 A1
- Low frontal area, inboard, through-hull propeller drive27 Nov 2003US 2003/0220029 A1
Most cited
By later US patents
- Chain driven marine propulsion system with steerable gearcase and dual counterrotating propellers41US 4,932,907 ABrunswick Corporation · 1990
- Chain drive marine propulsion system with dual counterrotating propellers39US 4,887,983 ABrunswick Corporation · 1989
- Stern drive marine propulsion system including a chain drive mechanism32US 4,925,413 ABrunswick Corporation · 1990
- Marine motor transmission27US 4,992,066 A1991
- Pedal-powered watercraft27US 6,210,242 B12001