Y10S 415/909
Air stack or shaft having natural fluid current motor
Y10S415/909 (Air stack or shaft having natural fluid current motor) appears on 37 US grants and 11 published applications in this corpus.
Search patents in Y10S- Granted patents
- 37
- Published applications
- 11
- Assignees
- 9
- Inventors
- 42
- Latest grant
- 18 Jul 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 3 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 3 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Heat engine18 Jul 2017US 9,708,978 B2
- Apparatus and method for solar and wind based power generation22 Nov 2016US 9,500,184 B2Zephyr Energy Systems LLC
- Method and device for using wind energy5 Jun 2012US 8,192,138 B2
- Wind turbine utilizing wind directing slats24 May 2011US 7,946,802 B1Seven International Group, Inc.
- Enhanced vortex engine10 May 2011US 7,938,615 B2
- Apparatus and method for solar and wind based power generation4 Feb 2016US 2016/0032901 A1Zephyr Energy Systems LLC
- Heat engine27 Sep 2012US 2012/0240551 A1
- Enhanced vortex engine3 Mar 2011US 2011/0052369 A1
- Wind collector26 Mar 2009US 2009/0081023 A1
- Wind harnessing system13 Nov 2008US 2008/0279690 A1Cleveland State University
Most cited
By later US patents
- System for the obtaining of energy by fluid flows resembling a natural cyclone or anti-cyclone149US 4,452,046 A1984
- Solar and wind energy generating system for a high rise building65US 5,394,016 A1995
- Wind or water operated power plant61US 4,079,264 A1978
- Wind and solar powered turbine60US 4,433,544 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1984
- Amplified wind turbine apparatus45US 4,309,146 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1982