B63H 16/20
Using rotary cranking arm
Official title: using rotary cranking arm
B63H16/20 (Using rotary cranking arm) appears on 188 US grants and 110 published applications in this corpus.
Search patents in B63H- Granted patents
- 188
- Published applications
- 110
- Assignees
- 49
- Inventors
- 253
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 4 |
| 2005 | 3 | 2 |
| 2006 | 2 | 1 |
| 2007 | 2 | 3 |
| 2008 | 0 | 4 |
| 2009 | 3 | 3 |
| 2010 | 2 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 7 | 7 |
| 2016 | 10 | 11 |
| 2017 | 12 | 7 |
| 2018 | 9 | 5 |
| 2019 | 11 | 9 |
| 2020 | 9 | 3 |
| 2021 | 8 | 12 |
| 2022 | 10 | 12 |
| 2023 | 5 | 6 |
| 2024 | 8 | 5 |
| 2025 | 6 | 5 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Watercraft and method of propulsion of a watercraft16 Jun 2026US 12,654,830 B2
- Motion transforming differentially biased transmission for human powered vehicles24 Mar 2026US 12,583,571 B2
- Support assemblies for watercrafts and related methods of assembly25 Nov 2025US 12,479,558 B2White River Marine Group, LLC
- Drain mechanism for watercraft12 Aug 2025US 12,384,493 B2Hobie Cat IP, LLC
- Steerable and retractable paddle-wheel mechanism for propelling a boat29 Apr 2025US 12,286,209 B2
- Watercraft and method of propulsion of a watercraft10 Sep 2026US 2026/0264825 A1
- Support assemblies for watercrafts and related methods of assembly23 Apr 2026US 2026/0109444 A1White River Marine Group, LLC
- Flapping manual propulsion system for personal watercraft29 Jan 2026US 2026/0028106 A1
- Human powered hydrofoil vehicle6 Nov 2025US 2025/0340269 A1Tigerfish Foils Limited
- Drain mechanism for watercraft6 Nov 2025US 2025/0340270 A1Hobie Cat IP, LLC
Most cited
By later US patents
- Electric watercycle with variable electronic gearing and human power amplification69US 6,855,016 B12005
- Collapsible pontoon pedal boat55US 5,651,706 A1997
- Water-bicycle35US 5,362,264 A1994
- Pond boat34US 5,413,066 AWotter Cycle, Inc. · 1995
- Foot operated propulsion system for watercraft31US 9,475,559 B2Hobie Cat Company · 2016