F03B 17/061
With rotation axis substantially in flow direction
Official title: {with rotation axis substantially in flow direction}
F03B17/061 (With rotation axis substantially in flow direction) appears on 442 US grants and 577 published applications in this corpus.
Search patents in F03B- Granted patents
- 442
- Published applications
- 577
- Assignees
- 226
- Inventors
- 810
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 2 |
| 2002 | 5 | 7 |
| 2003 | 6 | 0 |
| 2004 | 1 | 4 |
| 2005 | 5 | 11 |
| 2006 | 4 | 11 |
| 2007 | 5 | 11 |
| 2008 | 11 | 21 |
| 2009 | 12 | 27 |
| 2010 | 10 | 46 |
| 2011 | 17 | 49 |
| 2012 | 22 | 33 |
| 2013 | 23 | 36 |
| 2014 | 27 | 28 |
| 2015 | 16 | 34 |
| 2016 | 23 | 21 |
| 2017 | 28 | 32 |
| 2018 | 15 | 36 |
| 2019 | 26 | 32 |
| 2020 | 32 | 20 |
| 2021 | 21 | 23 |
| 2022 | 17 | 18 |
| 2023 | 19 | 20 |
| 2024 | 19 | 22 |
| 2025 | 25 | 24 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Underwater flow turbine5 May 2026US 12,618,391 B2Aktiebolaget Skf
- Hydropower device combining lift and drag effects28 Apr 2026US 12,612,892 B2Jiangsu University
- Mechanical energy generation system for sustainable clean energy17 Sep 2026US 2026/0275960 A1
- System and method for producing electricity from a fluid stream in a body of water27 Aug 2026US 2026/0251116 A1Relidal, Sl
- Water-based renewable electricity generation system13 Aug 2026US 2026/0235100 A1
- Buoyancy control of turbomachinery14 May 2026US 2026/0132765 A1Bladerunner Energy Inc.
- Self-Cleaning Stator for Water Turbine7 May 2026US 2026/0126026 A1Cadens, LLC
Most cited
By later US patents
- River turbine145US 3,986,787 A1976
- Method of controlling operating depth of an electricity-generating device having a tethered water current-driven turbine111US 6,091,161 ADehlsen Associates, LLC · 2000
- River and tidal power harvester107US 7,492,054 B22009
- Underwater ducted turbine101US 7,471,009 B2Clean Current Power Systems Incorporated · 2008
- Portable water-powered electric generator100US 4,868,408 A1989