B63H 7/02
Propulsion directly actuated on air: using propellers
Official title: using propellers
B63H7/02 (Propulsion directly actuated on air: using propellers) appears on 81 US grants and 72 published applications in this corpus.
Search patents in B63H- Granted patents
- 81
- Published applications
- 72
- Assignees
- 38
- Inventors
- 155
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 3 |
| 2003 | 1 | 1 |
| 2004 | 2 | 1 |
| 2005 | 2 | 2 |
| 2006 | 2 | 3 |
| 2007 | 3 | 3 |
| 2008 | 2 | 2 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 0 | 3 |
| 2012 | 5 | 3 |
| 2013 | 1 | 2 |
| 2014 | 1 | 3 |
| 2015 | 2 | 4 |
| 2016 | 2 | 2 |
| 2017 | 2 | 5 |
| 2018 | 3 | 3 |
| 2019 | 1 | 3 |
| 2020 | 1 | 3 |
| 2021 | 6 | 7 |
| 2022 | 2 | 1 |
| 2023 | 2 | 5 |
| 2024 | 4 | 3 |
| 2025 | 2 | 3 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Air-propelled vessel with articulating member51US 8,187,045 B22012
- Hydrofoil watercraft34US 7,275,493 B12007
- Protective cover for a portable electric fan29US 5,868,189 A1999
- Propeller driven vehicle with forward and reverse control air rudders27US 4,421,489 A1983
- Transmission for driving counter-rotating propellers, lubrication system, and associated methods26US 6,478,641 B22002