Patent | Date |
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Systems and apparatus relating to wind turbine electrical control and operation Grant 7,978,445 - Ritter July 12, 2 | 2011-07-12 |
Systems And Apparatus Relating To Wind Turbine Electrical Control And Operation App 20110134574 - Ritter; Allen M. | 2011-06-09 |
Optimizing converter protection for wind turbine generators Grant 7,944,068 - Wagoner , et al. May 17, 2 | 2011-05-17 |
Wind turbine with parallel converters utilizing a plurality of isolated transformer windings Grant 7,939,959 - Wagoner , et al. May 10, 2 | 2011-05-10 |
Apparatus, method and computer program product for tracking information in an electric grid Grant 7,940,131 - Weng , et al. May 10, 2 | 2011-05-10 |
Wind turbine with parallel converters utilizing a plurality of isolated generator windings Grant 7,928,592 - Wagoner , et al. April 19, 2 | 2011-04-19 |
Wind Turbine With Parallel Converters Utilizing A Plurality Of Isolated Transformer Windings App 20090322082 - Wagoner; Robert G. ;   et al. | 2009-12-31 |
Wind Turbine With Parallel Converters Utilizing A Plurality Of Isolated Generator Windings App 20090322081 - Wagoner; Robert G. ;   et al. | 2009-12-31 |
Optimizing Converter Protection For Wind Turbine Generators App 20090322083 - Wagoner; Robert G. ;   et al. | 2009-12-31 |
Converter topology and methods for interfacing an electrical machine to electrical power grid Grant 7,532,490 - Datta , et al. May 12, 2 | 2009-05-12 |
Apparatus, Method And Computer Program Product For Tracking Information In An Electric Grid App 20090015339 - Weng; Haiqing ;   et al. | 2009-01-15 |
Apparatus, method and computer program product for tracking information in an electric grid Grant 7,456,695 - Weng , et al. November 25, 2 | 2008-11-25 |
Method, apparatus and computer program product for injecting current Grant 7,423,412 - Weng , et al. September 9, 2 | 2008-09-09 |
Converter Topology And Methods For Interfacing An Electrical Machine To Electrical Power Grid App 20080037190 - Datta; Rajib ;   et al. | 2008-02-14 |
Method, apparatus and computer program product for injection current App 20070177314 - Weng; Haiqing ;   et al. | 2007-08-02 |
Apparatus, method and computer program product for tracking information in an electric grid App 20070159265 - Weng; Haiqing ;   et al. | 2007-07-12 |
Heat sink assembly Grant 6,840,308 - Ritter , et al. January 11, 2 | 2005-01-11 |
Method for detecting and identifying shorted thyristors Grant 6,791,852 - Carter , et al. September 14, 2 | 2004-09-14 |
Heat sink assembly App 20030221813 - Ritter, Allen M. ;   et al. | 2003-12-04 |
Method for detecting and identifying shorted thyristors App 20030123267 - Carter, Richard W. ;   et al. | 2003-07-03 |
Apparatus for protection of power-electronics in series compensating systems Grant 6,021,035 - Larsen , et al. February 1, 2 | 2000-02-01 |
Apparatus for protection of power-electronics in series compensating systems Grant 5,734,256 - Larsen , et al. March 31, 1 | 1998-03-31 |
Electronic antisway control Grant 5,443,566 - Rushmer , et al. August 22, 1 | 1995-08-22 |
Method of digital flux reconstruction with DC elimination Grant 4,698,577 - Seymour , et al. October 6, 1 | 1987-10-06 |
Method of automated in-place SCR testing Grant 4,633,241 - Casteel , et al. December 30, 1 | 1986-12-30 |
Motor control system Grant 4,373,150 - Ritter February 8, 1 | 1983-02-08 |
Semiconductor device conduction state detection circuit Grant 4,298,810 - Dinger , et al. November 3, 1 | 1981-11-03 |