Issued Patents All Time
Showing 51–75 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8041465 | Voltage control at windfarms | Reigh Allen Walling, Kara Clark | 2011-10-18 |
| 8018083 | HVDC connection of wind turbine | Robert William Delmerico | 2011-09-13 |
| 7977925 | Systems and methods involving starting variable speed generators | — | 2011-07-12 |
| 7939970 | Variable frequency wind plant | Reigh Allen Walling, Robert William Delmerico | 2011-05-10 |
| 7939956 | Torsional protection system and method for wind turbine | — | 2011-05-10 |
| 7923862 | Reactive power regulation and voltage support for renewable energy plants | Mark Edward Cardinal | 2011-04-12 |
| 7671570 | Systems and methods involving operating variable speed generators | — | 2010-03-02 |
| 7629705 | Method and apparatus for operating electrical machines | Sidney Allen Barker, Anthony Michael Klodowski, John D. D'Atre, Goran Drobnjak | 2009-12-08 |
| 7578658 | Control for integrating compressor-turbine-motor train with power grid | — | 2009-08-25 |
| 7466109 | Systems and methods involving variable speed generators | James Michael Fogarty, Cyrus David Harbourt | 2008-12-16 |
| 7417333 | Methods and apparatus for controlling current in an electrical machine | Nicholas Wright Miller, Robert William Delmerico | 2008-08-26 |
| 7224081 | Voltage control for wind generators | — | 2007-05-29 |
| 7166928 | Voltage control for wind generators | — | 2007-01-23 |
| 7119452 | Voltage control for wind generators | — | 2006-10-10 |
| 6741485 | Interconnection system for transmitting power between electrical systems | Mark Andrew Runkle | 2004-05-25 |
| 6356472 | Interconnection system for transmitting power between electrical systems | Mark Andrew Runkle | 2002-03-12 |
| 6327162 | Static series voltage regulator | Kara Clark, Reigh Allen Walling | 2001-12-04 |
| 6246595 | Series control of electric ARC furnaces | — | 2001-06-12 |
| 6021035 | Apparatus for protection of power-electronics in series compensating systems | Allen Michael Ritter | 2000-02-01 |
| 5952816 | Compensation for power transfer systems using variable rotary transformer | — | 1999-09-14 |
| 5953225 | Power flow control and power recovery with rotary transformers | — | 1999-09-14 |
| 5914540 | Filter for removing harmonic current from a neutral conductor | — | 1999-06-22 |
| 5910889 | Hybrid active power filter with programmed impedance characteristics | Robert William Delmerico | 1999-06-08 |
| 5841267 | Power flow control with rotary transformers | — | 1998-11-24 |
| 5798633 | Battery energy storage power conditioning system | Robert William Delmerico | 1998-08-25 |