Inventor · disambiguated record
Charles B. Mattas
Also filed as: MATTAS CHARLES B
9 granted patents·316 citations·filing 1989–2001
91Inventor score
Top patents by PatentIndex Score
9 records- 0189US5410221ALamp ballast with frequency modulated lamp frequencyPHILIPS ELECTRONICS NA·Filed 1993·Granted Apr 25, 1995·102 cites·33 claims
- 0286US5563473AElectronic ballast for operating lamps in parallelPHILIPS ELECTRONICS NA·Filed 1995·Granted Oct 8, 1996·73 cites·42 claims
- 0373US6798153B2Method of regulating power in a high-intensity-discharge lampKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Sep 28, 2004·18 cites·20 claims
- 0470US5463284ALamp ballast circuit characterized by a single resonant frequency substantially greater than the fundamental frequency of the inverter output signalPHILIPS CORP·Filed 1994·Granted Oct 31, 1995·28 cites·27 claims
- 0570US4958107ASwitching arrangement for HID lampsPHILIPS CORP·Filed 1989·Granted Sep 18, 1990·30 cites·19 claims
- 0667US5686798ALamp ballast circuit characterized by a single resonant frequency substantially greater than the fundamental frequency of the inverter output signalPHILIPS CORP·Filed 1995·Granted Nov 11, 1997·26 cites·16 claims
- 0767US5089753AArrangement for predicting failure in fluorescent lamp systemsPHILIPS CORP·Filed 1990·Granted Feb 18, 1992·27 cites·8 claims
- 0849US6215663B1Printed circuit board assembly with improved thermal performancePHILIPS ELECTRONICS NA·Filed 2000·Granted Apr 10, 2001·3 cites·17 claims
- 0941US5945784AHigh intensity discharge ballastPHILIPS ELECTRONICS NA·Filed 1997·Granted Aug 31, 1999·9 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →