| Patent | Date |
|---|
Hybrid electrical and mechanical propulsion and energy system for a ship
Grant 10,669,001 - Ulliman , et al. | 2020-06-02 |
Hybrid Electrical And Mechanical Propulsion And Energy System For A Ship
App 20190176951 - Ulliman; John M. ; et al. | 2019-06-13 |
Multi-level cascaded H-bridge STATCOM circulating cooling fluid within enclosure
Grant 10,193,340 - Specht , et al. Ja | 2019-01-29 |
Medium Voltage Static Synchronous Compensator For Power Distribution Grids
App 20180269682 - Specht; Andrew ; et al. | 2018-09-20 |
Reducing photovoltaic array voltage during inverter re-enablement
Grant 9,172,312 - Folts , et al. October 27, 2 | 2015-10-27 |
Fault current limiting HTS cable and method of configuring same
Grant 8,886,267 - Folts , et al. November 11, 2 | 2014-11-11 |
Parallel connected HTS utility device and method of using same
Grant 8,532,725 - Folts , et al. September 10, 2 | 2013-09-10 |
Power electronic assembly with slotted heatsink
Grant 8,189,324 - Folts May 29, 2 | 2012-05-29 |
Low voltage ride through
Grant 8,120,932 - Folts , et al. February 21, 2 | 2012-02-21 |
Power Conversion Systems
App 20120033468 - Folts; Douglas C. ; et al. | 2012-02-09 |
Power conversion systems
Grant 7,989,983 - Folts , et al. August 2, 2 | 2011-08-02 |
Power Electronic Assembly With Slotted Heatsink
App 20110134609 - Folts; Douglas C. | 2011-06-09 |
Fault Current Limiting Hts Cable And Method Of Configuring Same
App 20110132631 - Folts; Douglas C. ; et al. | 2011-06-09 |
Fault current limiting HTS cable and method of configuring same
Grant 7,902,461 - Folts , et al. March 8, 2 | 2011-03-08 |
Reducing Photovoltaic Array Voltage During Inverter Re-enablement
App 20100275966 - Folts; Douglas C. ; et al. | 2010-11-04 |
Power Conversion Systems
App 20100277002 - Folts; Douglas C. ; et al. | 2010-11-04 |
Parallel Connected HTS Utility Device and Method of Using Same
App 20100149707 - Folts; Douglas C. ; et al. | 2010-06-17 |
Parallel HTS transformer device
Grant 7,724,482 - Folts , et al. May 25, 2 | 2010-05-25 |
Voltage regulation of a utility power network
Grant RE41,170 - Hubert , et al. March 30, 2 | 2010-03-30 |
Fabrication of sealed high temperature superconductor wires
Grant 7,674,751 - Malozemoff , et al. March 9, 2 | 2010-03-09 |
Method For Analyzing Superconducting Wire
App 20100019776 - Folts; Douglas C. ; et al. | 2010-01-28 |
Low Voltage Ride Through
App 20100002475 - Folts; Douglas C. ; et al. | 2010-01-07 |
Supplementary transformer cooling in a reactive power compensation system
Grant 7,567,160 - Folts , et al. July 28, 2 | 2009-07-28 |
Parallel Connected Hts Utility Device And Method Of Using Same
App 20080191561 - FOLTS; DOUGLAS C. ; et al. | 2008-08-14 |
Parallel HTS Transformer Device
App 20080192392 - FOLTS; DOUGLAS C. ; et al. | 2008-08-14 |
HTS Wire
App 20080194411 - Folts; Douglas C. ; et al. | 2008-08-14 |
Fault Current Limiting HTS Cable and Method of Configuring Same
App 20080190637 - FOLTS; DOUGLAS C. ; et al. | 2008-08-14 |
Parallel Connected Hts Fcl Device
App 20080190646 - FOLTS; DOUGLAS C. ; et al. | 2008-08-14 |
Reactive power compensation to minimize step voltage changes and transients
Grant 7,265,521 - Kehrli , et al. September 4, 2 | 2007-09-04 |
Supplementary transformer cooling in a reactive power compensation system
App 20070188282 - Folts; Douglas C. ; et al. | 2007-08-16 |
Fabrication of sealed high temperature superconductor wires
App 20070179063 - Malozemoff; Alexis P. ; et al. | 2007-08-02 |
Dynamic reactive compensation system and method
Grant 7,091,703 - Folts , et al. August 15, 2 | 2006-08-15 |
Reactive power compensation to minimize step voltage changes and transients
App 20060082348 - Kehrli; Arnold P. ; et al. | 2006-04-20 |
Voltage recovery device for use with a utility power network
Grant 6,987,331 - Koeppe , et al. January 17, 2 | 2006-01-17 |
Dynamic reactive compensation system and method
App 20050194944 - Folts, Douglas C. ; et al. | 2005-09-08 |
Electric utility system with superconducting magnetic energy storage
Grant 6,906,434 - Koeppe , et al. June 14, 2 | 2005-06-14 |
Reactive power compensation to minimize step voltage changes and transients
Grant 6,900,619 - Kehrli , et al. May 31, 2 | 2005-05-31 |
Method and apparatus for providing power to a utility network
Grant 6,600,973 - Folts , et al. July 29, 2 | 2003-07-29 |
Voltage regulation of a utility power network
Grant 6,577,108 - Hubert , et al. June 10, 2 | 2003-06-10 |
Reactive Power Compensation To Minimize Step Voltage Changes And Transients
App 20030067285 - Kehrli, Arnold P. ; et al. | 2003-04-10 |
Voltage regulation of a utility power network
App 20030026114 - Hubert, Thomas Gregory ; et al. | 2003-02-06 |
Voltage recovery device for use with a utility power network
App 20020105231 - Koeppe, Paul Frederick ; et al. | 2002-08-08 |
Voltage regulation of a utility power network
App 20020075701 - Hubert, Thomas Gregory ; et al. | 2002-06-20 |
Method and apparatus for discharging a superconducting magnet
App 20020030952 - Buckles, Warren Elliott ; et al. | 2002-03-14 |
Method And Apparatus For Controlling A Phase Angle Of Ac Power To Keep Dc Voltage From An Energy Source Constant
App 20020002115 - BUCKLES, WARREN ELLIOTT ; et al. | 2002-01-03 |
Inverter having center switch and uninterruptible power supply implementing same
Grant 6,266,260 - Zahrte, Sr. , et al. July 24, 2 | 2001-07-24 |
Back-up uninterruptible power system
Grant 5,315,533 - Stich , et al. May 24, 1 | 1994-05-24 |
Method and apparatus for providing battery charging in a backup power system
Grant 5,302,858 - Folts April 12, 1 | 1994-04-12 |
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