F03D 15/15
Changing or adjusting stroke
Official title: {Changing or adjusting stroke}
F03D15/15 (Changing or adjusting stroke) appears on 9 US grants and 3 published applications in this corpus.
Search patents in F03D- Granted patents
- 9
- Published applications
- 3
- Assignees
- 4
- Inventors
- 12
- Latest grant
- 10 May 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Load distribution estimation10 May 2016US 9,335,229 B2Frontier Wind, LLC
- Method and apparatus for extracting energy from a fluctuating energy flow from a renewable energy source11 Aug 2015US 9,103,438 B2Artemis Intelligent Power Limited
- Wind-driven pump16 Jun 1992US 5,122,031 A
- Windmill15 Nov 1988US 4,784,570 A
- Active control system for high speed windmills12 Jan 1988US 4,718,825 A
- Load Distribution Estimation18 Sep 2014US 2014/0271193 A1Frontier Wind, LLC
- Configuration and process for compressing a gas29 May 2014US 2014/0147295 A1Aqua-Gutta B.V.
- Method and apparatus for extracting energy from a fluctuating energy flow from a renewable energy source26 Apr 2012US 2012/0096844 A1Artemis Intelligent Power Limited
Most cited
By later US patents
- Reverse osmosis method and apparatus88US 4,187,173 A1980
- Wind driven apparatus for power generation53US 4,251,040 A1981
- Windmill28US 4,784,570 A1988
- Method and apparatus for extracting energy from a fluctuating energy flow from a renewable energy source7US 9,103,438 B2Artemis Intelligent Power Limited · 2015
- Coupling mechanism for wind turbine6US 4,576,064 AHer Majesty the Queen in right of the Province of Alberta, as represented by the Minister of Energy and Natural Resources · 1986