Inventor · disambiguated record
David G. Freier
Also filed as: FREIER DAVID · FREIER DAVID G · FREIER DAVID GEORGE
39 granted patents·13 pending applications·687 citations·filing 1997–2024
98Inventor score
Files with3M INNOVATIVE PROPERTIES CO29FREIER DAVID G53M INNOVATIVE PROPERTIES COMPANY3HOFFEND JR THOMAS R2MEIS MICHAEL A2
Top patents by PatentIndex Score
52 records- 0196US8469575B2Backlight and display system using sameWEBER MICHAEL F·Filed 2008·Granted Jun 25, 2013·85 cites·13 claims
- 0295US8848132B2Hollow backlight with structured filmsO'NEILL MARK B·Filed 2009·Granted Sep 30, 2014·76 cites·14 claims
- 0392US8743462B2Concentrating daylight collectorFREIER DAVID G·Filed 2011·Granted Jun 3, 2014·10 cites·20 claims
- 0491US6641880B1Signage having films to reduce power consumption and improve luminance uniformity and method for using same3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Nov 4, 2003·49 cites·18 claims
- 0588US10566391B2OLED display with improved color uniformity3M INNOVATIVE PROPERTIES CO·Filed 2017·Granted Feb 18, 2020·4 cites·23 claims
- 0688US9976714B2Luminaire for crosswalk, method for making, and method for controlling3M INNOVATIVE PROPERTIES CO·Filed 2015·Granted May 22, 2018·9 cites·20 claims
- 0788US8192048B2Lighting assemblies and systemsKRISTOFFERSEN MARTIN·Filed 2009·Granted Jun 5, 2012·43 cites·22 claims
- 0888US6301418B1Optical waveguide with diffuse light extraction3M INNOVATIVE PROPERTIES CO·Filed 1997·Granted Oct 9, 2001·94 cites·23 claims
- 0987US8523419B2Thin hollow backlights with beneficial design characteristicsNEVITT TIMOTHY J·Filed 2008·Granted Sep 3, 2013·19 cites·17 claims
- 1086US8251527B1Light duct bendFREIER DAVID G·Filed 2011·Granted Aug 28, 2012·9 cites·25 claims
- 1185US6416201B1Illuminated sign with lamp masks for uniform illumination3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Jul 9, 2002·26 cites·22 claims
- 1285US6282821B1Low-loss face diffuser films for backlit signage and methods for using same3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted Sep 4, 2001·74 cites·11 claims
- 1384US8794809B2Light injection coupler for coupling light guidesLUNDIN DAVID J·Filed 2009·Granted Aug 5, 2014·18 cites·2 claims
- 1483US9091408B2Recycling backlights with semi-specular components3M INNOVATIVE PROPERTIES CO·Filed 2013·Granted Jul 28, 2015·3 cites·19 claims
- 1582US8098434B1Optical decollimator for daylighting systemsHOFFEND JR THOMAS R·Filed 2010·Granted Jan 17, 2012·7 cites·15 claims
- 1681US12429641B2Organic light emitting diode display with color-correction component having different color mixing weights3M INNOVATIVE PROPERTIES COMPANY·Filed 2024·Granted Sep 30, 2025·0 cites·20 claims
- 1781US9335015B2Off-axis cassegrain solar collector3M INNOVATIVE PROPERTIES CO·Filed 2013·Granted May 10, 2016·4 cites·21 claims
- 1881US7898520B2Method and apparatus for backlight simulation3M INNOVATIVE PROPERTIES CO·Filed 2006·Granted Mar 1, 2011·11 cites·7 claims
- 1981US6123442AArticles with diffuse reflection of light from light fibersMINNESOTA MINING & MFG·Filed 1997·Granted Sep 26, 2000·94 cites·27 claims
- 2080US10991765B2Optical stack for improved color uniformity in OLED display3M INNOVATIVE PROPERTIES CO·Filed 2019·Granted Apr 27, 2021·1 cites·15 claims
- 2179US8926159B2Thin hollow backlights with beneficial design characteristics3M INNOVATIVE PROPERTIES CO·Filed 2013·Granted Jan 6, 2015·2 cites·17 claims
- 2278US8596809B2Suspended optical filmJOHNSTON RAYMOND P·Filed 2009·Granted Dec 3, 2013·8 cites·20 claims
- 2375US8608363B2Recycling backlights with semi-specular componentsWEBER MICHAEL F·Filed 2008·Granted Dec 17, 2013·10 cites·11 claims
- 2474US8740442B2Backlight and display system using same3M INNOVATIVE PROPERTIES CO·Filed 2013·Granted Jun 3, 2014·2 cites·13 claims
- 2573US9353930B2Light duct tee extractorFREIER DAVID G·Filed 2012·Granted May 31, 2016·4 cites·14 claims
- 2673US8801207B2Light directing sign substrateMEIS MICHAEL A·Filed 2010·Granted Aug 12, 2014·2 cites·14 claims
- 2773US7801716B2Computerized modeling for design and evaluation of organic light emitting diodes3M INNOVATIVE PROPERTIES CO·Filed 2005·Granted Sep 21, 2010·6 cites·3 claims
- 2870US9360676B2Light duct tee splitterCORRIGAN THOMAS R J·Filed 2012·Granted Jun 7, 2016·4 cites·18 claims
- 2969US9464773B2Illuminated light duct joint3M INNOVATIVE PROPERTIES CO·Filed 2014·Granted Oct 11, 2016·2 cites·24 claims
- 3063US9039245B2Energy efficient signMEIS MICHAEL A·Filed 2010·Granted May 26, 2015·1 cites·18 claims
- 3161US12007593B2Organic light emitting diode with color-correction for maximum white-point color shift3M INNOVATIVE PROPERTIES COMPANY·Filed 2019·Granted Jun 11, 2024·0 cites·20 claims
- 3257USD752773SBollard luminaire window3M INNOVATIVE PROPERTIES CO·Filed 2014·Granted Mar 29, 2016·9 cites·1 claims
- 3357US2014240981A1Backlight and display system using same3M INNOVATIVE PROPERTIES CO·Filed 2014·Application pending·0 cites
- 3453US9028108B2Collimating light injectors for edge-lit backlightsHOFFEND JR THOMAS R·Filed 2008·Granted May 12, 2015·1 cites·15 claims
- 3550US9551827B2Hollow light duct bend3M INNOVATIVE PROPERTIES CO·Filed 2013·Granted Jan 24, 2017·0 cites·17 claims
- 3650US2022262869A1Common rgb resonance layers for oled displays3M INNOVATIVE PROPERTIES CO·Filed 2020·Application pending·0 cites
- 3749US9476554B2Rectangular light duct extraction3M INNOVATIVE PROPERTIES CO·Filed 2013·Granted Oct 25, 2016·0 cites·20 claims
- 3849US2016123547A1Luminaire for crosswalk3M INNOVATIVE PROPERTIES CO·Filed 2014·Application pending·0 cites
- 3949US2024219719A1Optical systems with light control films3M INNOVATIVE PROPERTIES COMPANY·Filed 2022·Application pending·0 cites
- 4048US9791128B2Curved light duct extraction3M INNOVATIVE PROPERTIES CO·Filed 2013·Granted Oct 17, 2017·0 cites·8 claims
- 4148US2016223742A1Remote illumination light duct3M INNOVATIVE PROPERTIES CO·Filed 2014·Application pending·0 cites
- 4248US2011090423A1Illumination device with progressive injectionWHEATLEY JOHN A·Filed 2009·Application pending·0 cites
- 4348US2016018592A1Remote illumination light duct3M INNOVATIVE PROPERTIES CO·Filed 2014·Application pending·0 cites
- 4447US9222650B2Switchable light-duct extractionFREIER DAVID G·Filed 2011·Granted Dec 29, 2015·0 cites·23 claims
- 4546US2016245486A1High intensity modular light fixtures3M INNOVATIVE PROPERTIES CO·Filed 2014·Application pending·0 cites
- 4644US2011032449A1Perforated backlightFREIER DAVID G·Filed 2009·Application pending·0 cites
- 4742US9683718B2Light duct elbow for ducted illumination3M INNOVATIVE PROPERTIES CO·Filed 2015·Granted Jun 20, 2017·0 cites·18 claims
- 4842US2017211794A1A lighting system3M INNOVATIVE PROPERTIES CO·Filed 2015·Application pending·0 cites
- 4942US2008306719A1Method and apparatus for simulation of optical systems3M INNOVATIVE PROPERTIES CO·Filed 2006·Application pending·0 cites
- 5041US10756306B2Nanostructured article3M INNOVATIVE PROPERTIES CO·Filed 2017·Granted Aug 25, 2020·0 cites·17 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →