Inventor · disambiguated record
Stephen Soar
Also filed as: SOAR STEPHEN
8 granted patents·2 pending applications·242 citations·filing 1997–2009
89Inventor score
Top patents by PatentIndex Score
10 records- 0187US7589480B2High intensity discharge lamp ballastGREENWOOD SOAR IP LTD·Filed 2006·Granted Sep 15, 2009·32 cites·26 claims
- 0277US6294900B1Bi-directional AC or DC voltage regulatorGREENWOOD SIMON R·Filed 1999·Granted Sep 25, 2001·64 cites·9 claims
- 0375US6188183B1High intensity discharge lamp ballastFiled 1999·Granted Feb 13, 2001·52 cites·38 claims
- 0474US6384544B1High intensity discharge lamp ballastHATCH TRANSFORMERS INC·Filed 2000·Granted May 7, 2002·29 cites·6 claims
- 0571US6791285B2Lamp color control for dimmed high intensity discharge lampsFiled 2002·Granted Sep 14, 2004·16 cites·15 claims
- 0668US6495971B1High intensity discharge lamp ballastHATCH TRANSFORMERS INC·Filed 2000·Granted Dec 17, 2002·21 cites·12 claims
- 0757US5942884AElectronic transformer/regulatorFiled 1997·Granted Aug 24, 1999·27 cites·21 claims
- 0855US7982406B2Active lamp current crest factor controlGREENWOOD SIMON RICHARD·Filed 2008·Granted Jul 19, 2011·1 cites·22 claims
- 0946US2010052553A1Control of Lamp Striking Voltage and Recovery of Energy From Resonant Lamp Strike Circuits Used for Electronic High Intensity Discharge Lamp Ballasting and Other Lamp BallastsGREENWOOD SOAR IP LTD·Filed 2009·Application pending·0 cites
- 1041US2008224619A1Auxiliary power supply for lighting ballastsGREENWOOD SIMON RICHARD·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →