Inventor · disambiguated record
David Summerland
Also filed as: SUMMERLAND DAVID · SUMMERLAND DAVID T · SUMMERLAND DAVID THOMAS
13 granted patents·7 pending applications·46 citations·filing 1997–2021
88Inventor score
Files withSEARCH FOR THE NEXT LTD6SUMMERLAND DAVID THOMAS3LIGHT LTD E2MAD LIGHTING LIMITED2HOLD IP LTD1
Top patents by PatentIndex Score
20 records- 0181US8242711B2Lighting systemsSUMMERLAND DAVID THOMAS·Filed 2008·Granted Aug 14, 2012·10 cites·14 claims
- 0281US8013537B2Lighting system power adaptorHOLD IP LTD·Filed 2005·Granted Sep 6, 2011·15 cites·34 claims
- 0378US9124193B2Power adaptorsSUMMERLAND DAVID THOMAS·Filed 2011·Granted Sep 1, 2015·5 cites·32 claims
- 0461US11929741B2Circuit and device including a transistor and diodeSEARCH FOR THE NEXT LTD·Filed 2019·Granted Mar 12, 2024·1 cites·10 claims
- 0557US9736894B2Improvements relating to power adaptorsVERDI VISION LTD·Filed 2014·Granted Aug 15, 2017·1 cites·24 claims
- 0646US9888533B2Power adaptorsHOLDIP LTD·Filed 2015·Granted Feb 6, 2018·0 cites·13 claims
- 0744US11664718B2Transistor deviceKNOW MOORE LTD·Filed 2019·Granted May 30, 2023·0 cites·17 claims
- 0842US2009085494A1Improvement to lighting systemsLIGHT LTD E·Filed 2006·Application pending·0 cites
- 0941US2007247089A1Lighting system and controllerLIGHT LTD E·Filed 2005·Application pending·0 cites
- 1041US2024021712A1A novel transistor deviceSEARCH FOR THE NEXT LTD·Filed 2021·Application pending·0 cites
- 1139US12278264B2Semiconductor structure and method for guarding a low voltage surface region from a high voltage surface regionSEARCH FOR THE NEXT LTD·Filed 2021·Granted Apr 15, 2025·0 cites·17 claims
- 1238US11894842B2Circuit and device including a transistor and diodeSEARCH FOR THE NEXT LTD·Filed 2020·Granted Feb 6, 2024·0 cites·20 claims
- 1338US2021343582A1Methods of manufacturing a transistor deviceSEARCH FOR THE NEXT LTD·Filed 2019·Application pending·0 cites
- 1437US2013057168A1Lighting SystemsSUMMERLAND DAVID THOMAS·Filed 2010·Application pending·0 cites
- 1535US2013154492A1Improvements relating rectifier circuitsSUMMERLAND DAVID·Filed 2012·Application pending·0 cites
- 1634US10790762B2Relating to power adaptorsLED LIGHTING CONSULTANTS LTD·Filed 2014·Granted Sep 29, 2020·0 cites·24 claims
- 1734US6060857AStepper motor controllerMAD LIGHTING LIMITED·Filed 1998·Granted May 9, 2000·7 cites·7 claims
- 1833US5739604ALow-torque, interchangeable-rotor electric motorMAD LIGHTING LIMITED·Filed 1997·Granted Apr 14, 1998·6 cites·8 claims
- 1933US2024039524A1Circuits including high power transistorsSEARCH FOR THE NEXT LTD·Filed 2021·Application pending·0 cites
- 2024USD395093SLighting unitMAD LIGHTING LTD·Filed 1997·Granted Jun 9, 1998·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →