Inventor · disambiguated record
Douglas Clippinger Allan
Also filed as: ALLAN DOUGLAS C · ALLAN DOUGLAS CLIPPINGER
44 granted patents·11 pending applications·1,036 citations·filing 1999–2025
98Inventor score
Top patents by PatentIndex Score
55 records- 0199US9140543B1Systems and methods for measuring the stress profile of ion-exchanged glassALLAN DOUGLAS CLIPPINGER·Filed 2012·Granted Sep 22, 2015·169 cites·16 claims
- 0299US8561429B2Glass with compressive surface for consumer applicationsALLAN DOUGLAS CLIPPINGER·Filed 2009·Granted Oct 22, 2013·225 cites·13 claims
- 0397US6243522B1Photonic crystal fiberCORNING INC·Filed 1999·Granted Jun 5, 2001·222 cites·34 claims
- 0496US11820701B2Method for achieving a stress profile in a glassCORNING INC·Filed 2021·Granted Nov 21, 2023·3 cites·19 claims
- 0596US11697617B2Glass laminate with buried stress spikes to arrest cracks and methods of making the sameCORNING INC·Filed 2020·Granted Jul 11, 2023·4 cites·12 claims
- 0695US9751802B2Heat treatment for strengthening glassesALLAN DOUGLAS CLIPPINGER·Filed 2011·Granted Sep 5, 2017·26 cites·13 claims
- 0795US9051206B2Glass with improved total pitch stabilityCORNING INC·Filed 2013·Granted Jun 9, 2015·9 cites·20 claims
- 0893US8210001B2Method of producing uniform light transmission fusion drawn glassALLAN DOUGLAS CLIPPINGER·Filed 2010·Granted Jul 3, 2012·20 cites·14 claims
- 0992US9328013B2Glass with improved total pitch stabilityCORNING INC·Filed 2015·Granted May 3, 2016·4 cites·50 claims
- 1091US11023630B1Methods for making glass articlesCORNING INC·Filed 2020·Granted Jun 1, 2021·1 cites·15 claims
- 1191US9919952B2Glass with improved total pitch stabilityCORNING INC·Filed 2017·Granted Mar 20, 2018·3 cites·7 claims
- 1291US7589039B2Synthetic silica having low polarization-induced birefringence, method of making same and lithographic device comprising sameCORNING INC·Filed 2005·Granted Sep 15, 2009·11 cites·32 claims
- 1391US6674949B2Active photonic crystal waveguide device and methodCORNING INC·Filed 2001·Granted Jan 6, 2004·80 cites·36 claims
- 1490US6785051B2Intrinsic birefringence compensation for below 200 nanometer wavelength optical lithography components with cubic crystalline structuresCORNING INC·Filed 2002·Granted Aug 31, 2004·38 cites·20 claims
- 1589US10846446B2Methods and apparatus for predicting glass dynamicsCORNING INC·Filed 2019·Granted Nov 24, 2020·1 cites·28 claims
- 1689US8429936B2Method of making a glass sheet using controlled coolingALLAN DOUGLAS CLIPPINGER·Filed 2006·Granted Apr 30, 2013·14 cites·8 claims
- 1789US6796148B1Deep UV laser internally induced densification in silica glassesCORNING INC·Filed 2001·Granted Sep 28, 2004·43 cites·22 claims
- 1888US10442730B2Method for achieving a stress profile in a glassCORNING INC·Filed 2014·Granted Oct 15, 2019·6 cites·26 claims
- 1988US8975198B2Glass with improved pitch stabilityCORNING INC·Filed 2014·Granted Mar 10, 2015·3 cites·20 claims
- 2086US10216871B2Methods and apparatus for predicting glass dynamicsCORNING INC·Filed 2016·Granted Feb 26, 2019·1 cites·19 claims
- 2185US8666705B2Methods and apparatus for predicting glass propertiesALLAN DOUGLAS CLIPPINGER·Filed 2010·Granted Mar 4, 2014·5 cites·31 claims
- 2285US6765717B2Preferred crystal orientation optical elements from cubic materialsCORNING INC·Filed 2002·Granted Jul 20, 2004·24 cites·20 claims
- 2384US9840436B2Methods for measuring the asymmetry of a glass-sheet manufacturing processCORNING INC·Filed 2015·Granted Dec 12, 2017·2 cites·11 claims
- 2483US11034614B2Method for achieving a stress profile in a glassCORNING INC·Filed 2019·Granted Jun 15, 2021·1 cites·11 claims
- 2581US6788862B2Microstructured optical waveguide having large optical nonlinearityCORNING INC·Filed 2002·Granted Sep 7, 2004·22 cites·30 claims
- 2680US11580277B2Methods and apparatus for predicting glass dynamicsCORNING INC·Filed 2020·Granted Feb 14, 2023·0 cites·22 claims
- 2780US9573839B2Glass with improved total pitch stabilityCORNING INC·Filed 2016·Granted Feb 21, 2017·1 cites·29 claims
- 2880US8720226B2Methods for producing ion-exchangeable glassesALLAN DOUGLAS CLIPPINGER·Filed 2012·Granted May 13, 2014·5 cites·15 claims
- 2980US6870999B2Isotopically altered optical fiberCORNING INC·Filed 2004·Granted Mar 22, 2005·8 cites·12 claims
- 3080US6778749B2Optimized defects in band-gap waveguidesCORNING INC·Filed 2002·Granted Aug 17, 2004·19 cites·18 claims
- 3179US12043575B2Glass laminate with buried stress spikes to arrest cracks and methods of making the sameCORNING INC·Filed 2023·Granted Jul 23, 2024·0 cites·8 claims
- 3276US9533907B1Methods and apparatus for predicting glass dynamicsALLAN DOUGLAS CLIPPINGER·Filed 2012·Granted Jan 3, 2017·1 cites·8 claims
- 3375US6810197B2Isotopically altered optical fiberCORNING INC·Filed 2002·Granted Oct 26, 2004·13 cites·10 claims
- 3473US6806039B2Photolithographic element blank calcium strontium fluoride UV transmitting mixed fluoride crystal with minimized spatial dispersionCORNING INC·Filed 2002·Granted Oct 19, 2004·12 cites·23 claims
- 3570US6649326B2Photolithographic method and UV transmitting fluoride crystals with minimized spatial dispersionCORNING INC·Filed 2002·Granted Nov 18, 2003·12 cites·33 claims
- 3669US9187365B2Methods for measuring the asymmetry of a glass-sheet manufacturing processCORNING INC·Filed 2014·Granted Nov 17, 2015·2 cites·15 claims
- 3768US7906446B2Synthetic silica having low polarization-induced birefringence, method of making same and lithographic device comprising sameCORNING INC·Filed 2009·Granted Mar 15, 2011·0 cites·13 claims
- 3862US6655857B2Composite optical waveguide fiberCORNING INC·Filed 2001·Granted Dec 2, 2003·7 cites·23 claims
- 3959US2025347843A1Waveguide, glass compositions, and methods of making the sameCORNING INC·Filed 2025·Application pending·0 cites
- 4058US6819852B2Optimized defects in band-gap waveguidesCORNING INC·Filed 2003·Granted Nov 16, 2004·4 cites·17 claims
- 4157US2025136501A1Foldable substrates and methods of makingCORNING INC·Filed 2022·Application pending·0 cites
- 4256US6543254B2Method for determining laser-induced compaction in fused silicaCORNING INC·Filed 2001·Granted Apr 8, 2003·2 cites·16 claims
- 4352US6295841B1Method pre-compaction of fused silicaCORNING INC·Filed 1999·Granted Oct 2, 2001·11 cites·7 claims
- 4450US11034613B2Methods for ion exchanging glass articlesCORNING INC·Filed 2018·Granted Jun 15, 2021·0 cites·25 claims
- 4547US2023309368A1Foldable substrates and methods of makingCORNING INC·Filed 2020·Application pending·0 cites
- 4647US2014345325A1Double ion exchange processCORNING INC·Filed 2014·Application pending·0 cites
- 4744US7570414B2Magnetic photonic crystal structure for providing spatial frequency asymmetry for light propagating in different directionsCORNING INC·Filed 2005·Granted Aug 4, 2009·0 cites·13 claims
- 4844US2013255314A1Method for fusion drawing ion-exchangeable glassALLAN DOUGLAS C·Filed 2012·Application pending·0 cites
- 4943US7418308B2Method of optimizing glass strainCORNING INC·Filed 2003·Granted Aug 26, 2008·2 cites·9 claims
- 5043US2019276356A1Strengthened glass-based articles and methods for reducing warp in strengthened glass-based articlesCORNING INC·Filed 2017·Application pending·0 cites
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →