Inventor · disambiguated record
Ronald A. Lesea
Also filed as: LESEA RONALD A
18 granted patents·1 pending application·498 citations·filing 1977–2006
95Inventor score
Top patents by PatentIndex Score
19 records- 0193US4415839AElectronic ballast for gaseous discharge lampsLESEA RONALD A·Filed 1981·Granted Nov 15, 1983·92 cites·32 claims
- 0291US5315214ADimmable high power factor high-efficiency electronic ballast controller integrated circuit with automatic ambient over-temperature shutdownMETCAL INC·Filed 1992·Granted May 24, 1994·115 cites·16 claims
- 0386US6465990B2Power factor correction circuitBENSYS CORP·Filed 2001·Granted Oct 15, 2002·53 cites·20 claims
- 0484US7859194B2Short arc lamp driver and applicationsWALKER JERRY·Filed 2006·Granted Dec 28, 2010·15 cites·4 claims
- 0582US4256928ATelephone call diverting and answering systemDURANGO SYSTEMS INC·Filed 1979·Granted Mar 17, 1981·29 cites·11 claims
- 0679US4117270ATelephone answering and call diverting systemCANDELA ELECTRONICS INC·Filed 1977·Granted Sep 26, 1978·22 cites·12 claims
- 0777US4672522APower factor correcting networkXO IND INC·Filed 1984·Granted Jun 9, 1987·33 cites·6 claims
- 0871US5021716AForward inverter ballast circuitGTE PROD CORP·Filed 1990·Granted Jun 4, 1991·30 cites·7 claims
- 0959US5477112ABallasting network with integral trapELECTRONIC LIGHTING INC·Filed 1993·Granted Dec 19, 1995·19 cites·3 claims
- 1056US5635825APower factor corrected feedforward coupled DC power supplyELECTRONIC LIGHTING INC·Filed 1994·Granted Jun 3, 1997·19 cites·4 claims
- 1156US5028846ASingle-ended ballast circuitGTE PROD CORP·Filed 1990·Granted Jul 2, 1991·17 cites·9 claims
- 1254US5757630AControl circuit with improved functionality for non-linear and negative resistance loadsELECTRONIC LIGHTING INC·Filed 1995·Granted May 26, 1998·17 cites·16 claims
- 1350US5345164APower factor corrected DC power supplyMETCAL INC·Filed 1993·Granted Sep 6, 1994·15 cites·11 claims
- 1442US5949196AMethod and system for switchable light levels in operating gas discharge lamps with an inexpensive single ballastLUMATECH CORP·Filed 1997·Granted Sep 7, 1999·9 cites·27 claims
- 1542US2005047179A1Single-stage power converter with high power factorFiled 2003·Application pending·0 cites
- 1637US5047691AHigh-pass t-networks with integral transformer for gaseous discharge lampsGTE PROD CORP·Filed 1989·Granted Sep 10, 1991·6 cites·6 claims
- 1731US5315215AHigh-voltage switching circuitMETCAL INC·Filed 1993·Granted May 24, 1994·4 cites·9 claims
- 1830US5101140AHigh-pass T-networks with integral transformer for gaseous discharge lampsGTE PROD CORP·Filed 1991·Granted Mar 31, 1992·2 cites·5 claims
- 1928US5175475AHigh-pass t-networks with integral transformer for gaseous discharge lampsGTE PROD CORP·Filed 1991·Granted Dec 29, 1992·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →