Inventor · disambiguated record
Mark Melvin Butterworth
Also filed as: BUTTERWORTH MARK · BUTTERWORTH MARK M · BUTTERWORTH MARK MELVIN
64 granted patents·8 pending applications·1,545 citations·filing 1989–2021
99Inventor score
Files withLUMILEDS LLC19HEWLETT PACKARD CO8KONINKLIJKE PHILIPS NV7KONINKL PHILIPS ELECTRONICS NV6APTINA IMAGING CORP4
Top patents by PatentIndex Score
72 records- 0197US7994529B2LED with molded bi-directional opticsKONINKL PHILIPS ELECTRONICS NV·Filed 2008·Granted Aug 9, 2011·35 cites·15 claims
- 0297US5847507AFluorescent dye added to epoxy of light emitting diode lensHEWLETT PACKARD CO·Filed 1997·Granted Dec 8, 1998·347 cites·21 claims
- 0396US7629968B2Methods and systems for detecting selections on a touch screen displayAVAGO TECH FIBER IP SG PTE LTD·Filed 2005·Granted Dec 8, 2009·59 cites·10 claims
- 0496US5010241ASensor array and illumination system for a large depth-of-field bar code scannerHEWLETT PACKARD CO·Filed 1989·Granted Apr 23, 1991·186 cites·42 claims
- 0595US10120266B2Thin LED flash for cameraLUMILEDS LLC·Filed 2014·Granted Nov 6, 2018·9 cites·14 claims
- 0695US6536907B1Aberration compensation in image projection displaysHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Mar 25, 2003·78 cites·20 claims
- 0794US8168998B2LED with remote phosphor layer and reflective submountDAVID AURELIEN J·Filed 2009·Granted May 1, 2012·49 cites·9 claims
- 0894US6005722AOptical display system including a light valveHEWLETT PACKARD CO·Filed 1998·Granted Dec 21, 1999·192 cites·29 claims
- 0993US8431942B2LED package with a rounded square lensBUTTERWORTH MARK·Filed 2010·Granted Apr 30, 2013·15 cites·11 claims
- 1093US7995911B2Matching led flash to camera's ambient light compensation algorithmKONINKL PHILIPS ELECTRONICS NV·Filed 2009·Granted Aug 9, 2011·19 cites·13 claims
- 1191US6139174ALight source assembly for scanning devices utilizing light emitting diodesHEWLETT PACKARD CO·Filed 1998·Granted Oct 31, 2000·151 cites·20 claims
- 1290US7375312B2Planar fly's eye detectorAVAGO TECHNOLOGIES ECBU IP PTE·Filed 2005·Granted May 20, 2008·13 cites·5 claims
- 1388US9871167B2Top emitting semiconductor light emitting deviceKONINKLIJKE PHILIPS NV·Filed 2014·Granted Jan 16, 2018·10 cites·17 claims
- 1488US9634208B2Shallow reflector cup for phosphor-converted LED filled with encapsulantKONINKLIJKE PHILIPS NV·Filed 2015·Granted Apr 25, 2017·5 cites·11 claims
- 1586US7518651B2Multiple image autofocusAPTINA IMAGING CORP·Filed 2004·Granted Apr 14, 2009·28 cites·20 claims
- 1684US6128049AUse of shutter to control the illumination period in a ferroelectric liquid crystal-based spatial light modulator display deviceHEWLETT PACKARD CO·Filed 1999·Granted Oct 3, 2000·69 cites·28 claims
- 1783US10833227B2Optical cavity including a light emitting device and wavelength converting materialLUMILEDS LLC·Filed 2018·Granted Nov 10, 2020·3 cites·15 claims
- 1883US8094195B2Digital camera calibration methodBUTTERWORTH MARK MELVIN·Filed 2006·Granted Jan 10, 2012·8 cites·28 claims
- 1982US11081471B2LED module with hermetic seal of wavelength conversion materialLUMILEDS LLC·Filed 2020·Granted Aug 3, 2021·1 cites·19 claims
- 2081US10564520B2Thin LED flash for cameraLUMILEDS LLC·Filed 2019·Granted Feb 18, 2020·1 cites·20 claims
- 2180US10324359B2Thin LED flash for cameraLUMILEDS LLC·Filed 2018·Granted Jun 18, 2019·1 cites·20 claims
- 2279US10062819B2Shallow reflector cup for phosphor-converted LED filled with encapsulantLUMILEDS LLC·Filed 2017·Granted Aug 28, 2018·2 cites·18 claims
- 2379US7893986B2Multifunction lensAPTINA IMAGING CORP·Filed 2008·Granted Feb 22, 2011·4 cites·7 claims
- 2477US11036114B2Thin LED flash for cameraLUMILEDS LLC·Filed 2019·Granted Jun 15, 2021·0 cites·20 claims
- 2577US10002855B2LED module with hermetic seal of wavelength conversion materialLUMILEDS LLC·Filed 2014·Granted Jun 19, 2018·3 cites·8 claims
- 2677US8730168B2Contaminant-resistant optical mouse and cradleMOYER VINCENT C·Filed 2008·Granted May 20, 2014·8 cites·1 claims
- 2777USD615505SLED packageKONINKL PHILIPS ELECTRONICS NV·Filed 2009·Granted May 11, 2010·22 cites·1 claims
- 2877US7468753B2Use of telephone-specific components to provide refocusing in a camera-ready deviceAPTINA IMAGING CORP·Filed 2004·Granted Dec 23, 2008·15 cites·23 claims
- 2976US8536608B2LED with remote phosphor layer and reflective submountDAVID AURELIEN JEAN FRANCOIS·Filed 2012·Granted Sep 17, 2013·5 cites·9 claims
- 3075US7471318B2First-in-first-out intermediate image storageAPTINA IMAGING CORP·Filed 2004·Granted Dec 30, 2008·12 cites·19 claims
- 3174US9997674B2Optical cavity including a light emitting device and wavelength converting materialLUMILEDS LLC·Filed 2013·Granted Jun 12, 2018·3 cites·18 claims
- 3273US10700044B2LED module with hermetic seal of wavelength conversion materialLUMILEDS LLC·Filed 2018·Granted Jun 30, 2020·1 cites·13 claims
- 3373US7343049B2Method and apparatus for performing optical character recognition (OCR) and text stitchingMARVELL INT TECHNOLOGY LTD·Filed 2002·Granted Mar 11, 2008·29 cites·13 claims
- 3472US7088917B2Bubble macro mode lensAVAGO TECHNOLOGIES GENERAL IP·Filed 2004·Granted Aug 8, 2006·12 cites·12 claims
- 3571US7474297B2Contaminant-resistant optical mouse and cradleAVAGO TECH ECBU IP SG PTE LTD·Filed 2004·Granted Jan 6, 2009·14 cites·5 claims
- 3670US11031530B2Light emitting device with nanostructured phosphorLUMILEDS LLC·Filed 2019·Granted Jun 8, 2021·0 cites·13 claims
- 3770US10347800B2Light emitting device with nanostructured phosphorLUMILEDS LLC·Filed 2017·Granted Jul 9, 2019·1 cites·18 claims
- 3870US8033691B2LED lamp producing sparkleKONINKL PHILIPS ELECTRONICS NV·Filed 2009·Granted Oct 11, 2011·7 cites·15 claims
- 3969US10649315B2Flash module containing an array of reflector cups for phosphor-converted LEDsLUMILEDS LLC·Filed 2015·Granted May 12, 2020·1 cites·16 claims
- 4067US7420542B2Apparatus for capturing and analyzing light and method embodied thereinAVAGO TECHNOLOGIES ECBU IP PTE·Filed 2004·Granted Sep 2, 2008·13 cites·9 claims
- 4167US7016520B2Electronic device with digital camera for general-purpose photography and fingerprint sensingBUTTERWORTH MARK MELVIN·Filed 2002·Granted Mar 21, 2006·8 cites·13 claims
- 4265US11320722B2Flash module containing an array of reflector cups for phosphor-converted LEDsLUMILEDS LLC·Filed 2020·Granted May 3, 2022·0 cites·18 claims
- 4365US7446756B2Apparatus for controlling the position of a screen pointer with low sensitivity to particle contaminationAVAGO TECH ECBU IP SG PTE LTD·Filed 2004·Granted Nov 4, 2008·9 cites·10 claims
- 4465US7414662B2Multifunction lensMICRON TECHNOLOGY INC·Filed 2002·Granted Aug 19, 2008·5 cites·11 claims
- 4565US6624756B1Liquid crystal light valve system with automatic color balance correctionHEWLETT PACKARD DEVELOPMENT CO·Filed 1999·Granted Sep 23, 2003·28 cites·11 claims
- 4664US9899579B2Substrate for LED with total-internal reflection layer surrounding LEDKONINKLIJKE PHILIPS NV·Filed 2014·Granted Feb 20, 2018·1 cites·20 claims
- 4764US2022102599A1Deep molded reflector cup used as complete led packageLUMILEDS LLC·Filed 2021·Application pending·0 cites
- 4863US9711688B2Controlling LED emission pattern using optically active materialsKONINKLIJKE PHILIPS NV·Filed 2014·Granted Jul 18, 2017·1 cites·20 claims
- 4961US9634201B2Light emitting device with nanostructured phosphorKONINKLIJKE PHILIPS NV·Filed 2013·Granted Apr 25, 2017·0 cites·19 claims
- 5061US7349588B2Automatic meter readingAVAGO TECHNOLOGIES ECBU IP PTE·Filed 2004·Granted Mar 25, 2008·7 cites·20 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Mark Melvin Butterworth files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →