Inventor · disambiguated record
Douglas S. Dunn
Also filed as: DUNN DOUGLAS S · DUNN DOUGLAS SCOTT
60 granted patents·10 pending applications·1,166 citations·filing 1988–2025
99Inventor score
Files with3M INNOVATIVE PROPERTIES CO22MINNESOTA MINING & MFG163M INNOVATIVE PROPERTIES COMPANY13MERRILL WILLIAM WARD7DUNN DOUGLAS S5
Top patents by PatentIndex Score
70 records- 0198US9291757B2Multilayer optical films having side-by-side polarizer/polarizer zonesMERRILL WILLIAM WARD·Filed 2009·Granted Mar 22, 2016·21 cites·10 claims
- 0297US9423545B2Mask processing using films with spatially selective birefringence reduction3M INNOVATIVE PROPERTIES CO·Filed 2015·Granted Aug 23, 2016·12 cites·19 claims
- 0397US7583444B1Process for making microlens arrays and masterforms3M INNOVATIVE PROPERTIES CO·Filed 2005·Granted Sep 1, 2009·42 cites·18 claims
- 0497US7336422B2Sheeting with composite image that floats3M INNOVATIVE PROPERTIES CO·Filed 2006·Granted Feb 26, 2008·82 cites·20 claims
- 0596US9575233B2Internally patterned multilayer optical films using spatially selective birefringence reduction3M INNOVATIVE PROPERTIES CO·Filed 2014·Granted Feb 21, 2017·9 cites·19 claims
- 0696US8879151B2Internally patterned multilayer optical films using spatially selective birefringence reductionMERRILL WILLIAM WARD·Filed 2009·Granted Nov 4, 2014·18 cites·16 claims
- 0795US9651725B2Multilayer optical films having side-by-side mirror/polarizer zones3M INNOVATIVE PROPERTIES CO·Filed 2015·Granted May 16, 2017·5 cites·14 claims
- 0895US9081147B2Effective media retarder films with spatially selective birefringence reductionMERRILL WILLIAM WARD·Filed 2012·Granted Jul 14, 2015·13 cites·20 claims
- 0995US8982462B2Multilayer optical films having side-by-side mirror/polarizer zonesMERRILL WILLIAM WARD·Filed 2009·Granted Mar 17, 2015·20 cites·10 claims
- 1095US8792165B2Internally patterned multilayer optical films with multiple birefringent layersMERRILL WILLIAM WARD·Filed 2009·Granted Jul 29, 2014·29 cites·15 claims
- 1195US4879176ASurface modification of semicrystalline polymersMINNESOTA MINING & MFG·Filed 1988·Granted Nov 7, 1989·84 cites·36 claims
- 1294US9810930B2Mask processing using films with spatially selective birefringence reduction3M INNOVATIVE PROPERTIES CO·Filed 2016·Granted Nov 7, 2017·12 cites·29 claims
- 1394US9651726B2Multilayer optical films having side-by-side polarizer/polarizer zones3M INNOVATIVE PROPERTIES CO·Filed 2016·Granted May 16, 2017·7 cites·20 claims
- 1494US5993940AComposite used for light control of privacy3M INNOVATIVE PROPERTIES CO·Filed 1997·Granted Nov 30, 1999·106 cites·30 claims
- 1594US4822451AProcess for the surface modification of semicrystalline polymersMINNESOTA MINING & MFG·Filed 1988·Granted Apr 18, 1989·94 cites·40 claims
- 1693US8975012B2Multi-layer articles capable of forming color images and methods of forming color imagesDUNN DOUGLAS S·Filed 2011·Granted Mar 10, 2015·15 cites·19 claims
- 1793US8975011B2Multi-layer articles capable of forming color images and method of forming color imagesDUNN DOUGLAS S·Filed 2011·Granted Mar 10, 2015·12 cites·20 claims
- 1892US11065855B2Infrared-reflecting optically transparent assembly and method of making the same3M INNOVATIVE PROPERTIES CO·Filed 2017·Granted Jul 20, 2021·6 cites·20 claims
- 1992US9964677B2Multilayer optical films suitable for bi-level internal patterning3M INNOVATIVE PROPERTIES CO·Filed 2015·Granted May 8, 2018·6 cites·5 claims
- 2092US9019607B2Multilayer optical films suitable for bi-level internal patterningMERRILL WILLIAM WARD·Filed 2009·Granted Apr 28, 2015·18 cites·13 claims
- 2192US8057980B2Sheeting with composite image that floatsDUNN DOUGLAS S·Filed 2007·Granted Nov 15, 2011·20 cites·22 claims
- 2290US10905903B2Respirator having optically active exhalation valve3M INNOVATIVE PROPERTIES CO·Filed 2014·Granted Feb 2, 2021·9 cites·17 claims
- 2390US9101956B2Mask processing using films with spatially selective birefringence reductionMERRILL WILLIAM WARD·Filed 2011·Granted Aug 11, 2015·11 cites·32 claims
- 2489US12005277B2Respirator having optically active exhalation valve3M INNOVATIVE PROPERTIES COMPANY·Filed 2020·Granted Jun 11, 2024·1 cites·19 claims
- 2589US9289962B2Laser-personalizable security articlesCHEN-HO KUI·Filed 2012·Granted Mar 22, 2016·8 cites·7 claims
- 2688US10017001B2Laser-personalizable security articlesCHEN HO KUI·Filed 2012·Granted Jul 10, 2018·7 cites·20 claims
- 2787US2024285982A1Respirator having optically active exhalation valve3M INNOVATIVE PROPERTIES COMPANY·Filed 2024·Application pending·0 cites
- 2886US5032209AHeat sealing of semicrystalline quasi-amorphous polymersMINNESOTA MINING & MFG·Filed 1988·Granted Jul 16, 1991·43 cites·31 claims
- 2985US8459807B2Sheeting with composite image that floatsHERBERT SAMMUEL D·Filed 2008·Granted Jun 11, 2013·19 cites·21 claims
- 3084US2025016916A1Patterned article including electrically conductive elements3M INNOVATIVE PROPERTIES COMPANY·Filed 2024·Application pending·0 cites
- 3183US8411120B2Generation of color imagesWU PINGFAN·Filed 2009·Granted Apr 2, 2013·5 cites·20 claims
- 3283US8004767B2Process for making microlens arrays and masterforms3M INNOVATIVE PROPERTIES CO·Filed 2009·Granted Aug 23, 2011·4 cites·11 claims
- 3383US7586685B2Microlens sheeting with floating image using a shape memory materialDUNN DOUGLAS S·Filed 2006·Granted Sep 8, 2009·15 cites·26 claims
- 3483US5389195ASurface modification by accelerated plasma or ionsMINNESOTA MINING & MFG·Filed 1991·Granted Feb 14, 1995·62 cites·38 claims
- 3583US4902378APolymer with reduced internal migrationMINNESOTA MINING & MFG·Filed 1988·Granted Feb 20, 1990·44 cites·7 claims
- 3680US8846160B2Three-dimensional articles using nonlinear thermal polymerizationWU PINGFAN·Filed 2009·Granted Sep 30, 2014·5 cites·14 claims
- 3779US5757016AAblative flashlamp imagingMINNESOTA MINING & MFG·Filed 1995·Granted May 26, 1998·29 cites·29 claims
- 3877US5858139AComposite used for light control or privacyMINNESOTA MINING & MFG·Filed 1997·Granted Jan 12, 1999·52 cites·2 claims
- 3977US4868006APolymeric film with reduced surface frictionMINNESOTA MINING & MFG·Filed 1988·Granted Sep 19, 1989·38 cites·11 claims
- 4076US5633123ASystem for ablative imaging by proximity lithographyMINNESOTA MINING & MFG·Filed 1995·Granted May 27, 1997·33 cites·16 claims
- 4175US11709299B2Optical assembly with protective coating3M INNOVATIVE PROPERTIES COMPANY·Filed 2019·Granted Jul 25, 2023·2 cites·17 claims
- 4275US10036831B2Nanostructured articles and methods to make the sameYU TA HUA·Filed 2012·Granted Jul 31, 2018·4 cites·17 claims
- 4373US5501944AAblative imaging by proximity lithographyMINNESOTA MINING & MFG·Filed 1995·Granted Mar 26, 1996·31 cites·20 claims
- 4471US2023305210A1Optical Assembly3M INNOVATIVE PROPERTIES COMPANY·Filed 2023·Application pending·0 cites
- 4568US12133327B2Patterned article including electrically conductive elements3M INNOVATIVE PROPERTIES COMPANY·Filed 2020·Granted Oct 29, 2024·0 cites·20 claims
- 4668US2025170791A1Optical assembly with encapsulated multilayer optical film and methods of making same3M INNOVATIVE PROPERTIES COMPANY·Filed 2025·Application pending·0 cites
- 4767US6853785B2Index modulation in glass using a femtosecond laser3M INNOVATIVE PROPERTIES CO·Filed 2002·Granted Feb 8, 2005·11 cites·18 claims
- 4867US5178726AProcess for producing a patterned metal surfaceMINNESOTA MINING & MFG·Filed 1991·Granted Jan 12, 1993·24 cites·14 claims
- 4965US8120854B2Interference films having acrylamide layer and method of making sameENDLE JAMES P·Filed 2007·Granted Feb 21, 2012·3 cites·21 claims
- 5064US11179959B2Security element with a metallized structured surface3M INNOVATIVE PROPERTIES CO·Filed 2019·Granted Nov 23, 2021·0 cites·16 claims
Showing the top 50 of 70 patent records by PatentIndex Score.
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