Inventor · disambiguated record
Bryce L. Hesterman
Also filed as: HESTERMAN BRYCE · HESTERMAN BRYCE L · HESTERMAN BRYCE LEONARD
27 granted patents·2 pending applications·1,095 citations·filing 1989–2024
97Inventor score
Files withMAGNETEK INC8ADVANCED ENERGY IND INC4AEROJET ROCKETDYNE INC3HESTERMAN BRYCE L3UNIVERSAL LIGHTING TECH INC3
Top patents by PatentIndex Score
29 records- 0196US5568041ALow-cost power factor correction circuit and method for electronic ballastsMAGNETEK INC·Filed 1995·Granted Oct 22, 1996·134 cites·9 claims
- 0295US5583402ASymmetry control circuit and methodMAGNETEK INC·Filed 1994·Granted Dec 10, 1996·180 cites·9 claims
- 0394US6979980B1Soft switching interleaved power converterADVANCED ENERGY IND INC·Filed 2004·Granted Dec 27, 2005·67 cites·19 claims
- 0487US5731666AIntegrated-magnetic filter having a lossy shuntMAGNETEK INC·Filed 1996·Granted Mar 24, 1998·115 cites·6 claims
- 0584US7289341B2Power supply adaptive feedforward control circuitADVANCED ENERGY IND INC·Filed 2004·Granted Oct 30, 2007·46 cites·2 claims
- 0683US7228793B2Carbonation system for enhancing the flavor of fruits and vegetablesUNIV OREGON·Filed 2002·Granted Jun 12, 2007·23 cites·85 claims
- 0782US6291944B1System and method for limiting through-lamp ground fault currents in non-isolated electronic ballastsUNIVERSAL LIGHTING TECH INC·Filed 2000·Granted Sep 18, 2001·30 cites·12 claims
- 0882US6204613B1Protected dimming control interface for an electronic ballastFiled 2000·Granted Mar 20, 2001·29 cites·21 claims
- 0981US6281641B1Electronic ballast for one or more lampsUNIVERSAL LIGHTING TECH INC·Filed 2000·Granted Aug 28, 2001·26 cites·20 claims
- 1079US5635799ALamp protection circuit for electronic ballastsMAGNETEK·Filed 1996·Granted Jun 3, 1997·51 cites·20 claims
- 1178US6262565B1Electrical load switchMYTECH CORP·Filed 1999·Granted Jul 17, 2001·66 cites·52 claims
- 1276US5838181APulse-width modulator circuit for use in low-cost power factor correction circuitMAGNETEK INC·Filed 1996·Granted Nov 17, 1998·38 cites·13 claims
- 1376US5831395AThree-way fluorescent adapterMAGNETEK INC·Filed 1996·Granted Nov 3, 1998·55 cites·27 claims
- 1474US5614810APower factor correction circuitMAGNETECK INC·Filed 1994·Granted Mar 25, 1997·48 cites·27 claims
- 1572US5877592AProgrammed-start parallel-resonant electronic ballastMAGNETEK INC·Filed 1996·Granted Mar 2, 1999·52 cites·24 claims
- 1669US5959408ASymmetry control circuit for pre-heating in electronic ballastsMAGNETEK INC·Filed 1997·Granted Sep 28, 1999·38 cites·13 claims
- 1768US7619910B2Interleaved soft switching bridge power converterADVANCED ENERGY IND INC·Filed 2008·Granted Nov 17, 2009·6 cites·4 claims
- 1866US5650925ADiode clamping arrangement for use in electronic ballastsMAGNETEK INC·Filed 1996·Granted Jul 22, 1997·27 cites·4 claims
- 1964US5166869AComplementary electronic power converterHESTERMAN BRYCE L·Filed 1991·Granted Nov 24, 1992·33 cites·9 claims
- 2059US6697265B2Wide range DC power supply utilizing voltage doubling output capacitors and inductive choke to extend full power load impedance rangeADVANCED ENERGY IND INC·Filed 2001·Granted Feb 24, 2004·14 cites·11 claims
- 2155US8462525B2Wide range DC power supply with bypassed multiplier circuitsDRUMMOND GEOFFREY N·Filed 2009·Granted Jun 11, 2013·4 cites·7 claims
- 2254US7247998B2Transient detection of end of lamp life condition apparatus and methodUNIVERSAL LIGHTING TECH INC·Filed 2003·Granted Jul 24, 2007·8 cites·16 claims
- 2354US2023230762A1High frequency medium voltage transformer with central insulating dividerHESTERMAN BRYCE LEONARD·Filed 2023·Application pending·0 cites
- 2453US11162988B2Load impedance tester and measurement methodAEROJET ROCKETDYNE INC·Filed 2017·Granted Nov 2, 2021·0 cites·17 claims
- 2549US11239745B2Power converter including a recirculating snubberAEROJET ROCKETDYNE INC·Filed 2018·Granted Feb 1, 2022·0 cites·15 claims
- 2648US12512763B2High-bandwidth control of unfolding-based AC-DC convertersZADE Aditya·Filed 2024·Granted Dec 30, 2025·0 cites·20 claims
- 2735US2007047275A1Bipolar power supply with lossless snubberHESTERMAN BRYCE L·Filed 2005·Application pending·0 cites
- 2833US10164520B2Short circuit protection for switching power convertersAEROJET ROCKETDYNE INC·Filed 2016·Granted Dec 25, 2018·0 cites·19 claims
- 2932US4922227ATouch-controlled switch and alarm systemHESTERMAN BRYCE L·Filed 1989·Granted May 1, 1990·5 cites·4 claims
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