F03D 3/00
Wind motors with rotation axis substantially perpendicular to the air flow entering
Official title: Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor (controlling thereof F03D7/06)
F03D3/00 (Wind motors with rotation axis substantially perpendicular to the air flow entering) appears on 1,737 US grants and 2,162 published applications in this corpus.
Search patents in F03D- Granted patents
- 1,737
- Published applications
- 2,162
- Assignees
- 699
- Inventors
- 3,041
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 25 | 0 |
| 1978 | 19 | 0 |
| 1979 | 20 | 0 |
| 1980 | 19 | 0 |
| 1981 | 27 | 0 |
| 1982 | 19 | 0 |
| 1983 | 22 | 0 |
| 1984 | 16 | 0 |
| 1985 | 20 | 0 |
| 1986 | 12 | 0 |
| 1987 | 7 | 0 |
| 1988 | 8 | 0 |
| 1989 | 11 | 0 |
| 1990 | 5 | 0 |
| 1991 | 9 | 0 |
| 1992 | 10 | 0 |
| 1993 | 12 | 0 |
| 1994 | 15 | 0 |
| 1995 | 14 | 0 |
| 1996 | 15 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 6 | 0 |
| 2000 | 12 | 0 |
| 2001 | 16 | 4 |
| 2002 | 15 | 18 |
| 2003 | 15 | 23 |
| 2004 | 17 | 38 |
| 2005 | 32 | 32 |
| 2006 | 26 | 36 |
| 2007 | 17 | 70 |
| 2008 | 33 | 85 |
| 2009 | 21 | 123 |
| 2010 | 50 | 189 |
| 2011 | 72 | 163 |
| 2012 | 92 | 159 |
| 2013 | 99 | 134 |
| 2014 | 78 | 129 |
| 2015 | 72 | 116 |
| 2016 | 80 | 105 |
| 2017 | 89 | 80 |
| 2018 | 64 | 89 |
| 2019 | 72 | 82 |
| 2020 | 71 | 94 |
| 2021 | 75 | 83 |
| 2022 | 68 | 57 |
| 2023 | 53 | 71 |
| 2024 | 69 | 93 |
| 2025 | 71 | 53 |
| 2026 | 22 | 36 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
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Most cited
By later US patents
- Wind and solar electric generating plant109US 4,551,631 A1985
- Wind energy conversion system108US 7,098,552 B2WECS, Inc. · 2006
- Wind energy conversion system107US 6,952,058 B2WECS, Inc. · 2005
- Wind energy conversion system105US 7,116,006 B2WECS, Inc. · 2006
- Wind dam electric generator and method102US 6,984,899 B1The United States of America as represented by the Secretary of the Navy · 2006