Inventor · disambiguated record
Casper A. Labuschagne
Also filed as: LABUSCHAGNE CASPER · LABUSCHAGNE CASPER A
11 granted patents·136 citations·filing 2005–2013
90Inventor score
Top patents by PatentIndex Score
11 records- 0194US7425778B2Apparatus and method for compensating secondary currents used in differential protection to correct for a phase shift introduced between high voltage and low voltage transformer windingsSCHWEITZER ENGINEERING LAB INC·Filed 2005·Granted Sep 16, 2008·41 cites·47 claims
- 0291US7903381B2Negative sequence differential elementSCHWEITZER ENGINEERING LAB INC·Filed 2008·Granted Mar 8, 2011·24 cites·25 claims
- 0387US8321162B2Minimizing circulating current using time-aligned dataLABUSCHAGNE CASPER A·Filed 2010·Granted Nov 27, 2012·17 cites·29 claims
- 0486US8476874B2Systems and methods for synchronized control of electrical power system voltage profilesLABUSCHAGNE CASPER A·Filed 2010·Granted Jul 2, 2013·9 cites·19 claims
- 0584US8717725B2Dual-comparator restricted earth fault protectionLABUSCHAGNE CASPER A·Filed 2010·Granted May 6, 2014·7 cites·20 claims
- 0681US7504806B2Apparatus and methods for controlling operation of a single-phase voltage regulator in a three-phase power systemSCHWEITZER ENGINEERING LAB INC·Filed 2006·Granted Mar 17, 2009·12 cites·63 claims
- 0775US8575941B2Apparatus and method for identifying a faulted phase in a shunt capacitor bankSAMINENI SATISH·Filed 2009·Granted Nov 5, 2013·11 cites·34 claims
- 0867US7271572B2Apparatus and methods for providing a voltage adjustment for single-phase voltage regulator operation in a three-phase power systemSCHWEITZER ENGINEERING LAB INC·Filed 2006·Granted Sep 18, 2007·8 cites·52 claims
- 0961US8816652B2Systems and methods for synchronized control of electrical power system voltage profilesSCHWEITZER ENGINEERING LAB INC·Filed 2013·Granted Aug 26, 2014·1 cites·20 claims
- 1060US7940054B2System and method to zero-sequence verify ground return path integrity by comparing measured zero-sequence current in an autotransformer with a second zero-sequence current sourceSCHWEITZER ENGINEERING LAB INC·Filed 2006·Granted May 10, 2011·3 cites·15 claims
- 1158US7759913B2Apparatus and methods for controlling operation of a single-phase voltage regulator in a three-phase power systemSCHWEITZER ENGINEERING LAB INC·Filed 2009·Granted Jul 20, 2010·3 cites·17 claims
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