Inventor · disambiguated record
Sivapackia Ganapathiappan
Also filed as: GANAPATHIAPPAN SIVAPACKIA
166 granted patents·64 pending applications·1,440 citations·filing 1990–2024
99Inventor score
Files withAPPLIED MATERIALS INC76HEWLETT PACKARD DEVELOPMENT CO65GANAPATHIAPPAN SIVAPACKIA45HEWLETT PACKARD CO15HEWLETT PACKARD DEVELOPMENT CO LP6
Top patents by PatentIndex Score
230 records- 0199US11745302B2Methods and precursor formulations for forming advanced polishing pads by use of an additive manufacturing processAPPLIED MATERIALS INC·Filed 2021·Granted Sep 5, 2023·5 cites·20 claims
- 0299US10456886B2Porous chemical mechanical polishing padsAPPLIED MATERIALS INC·Filed 2016·Granted Oct 29, 2019·26 cites·20 claims
- 0399US10399201B2Advanced polishing pads having compositional gradients by use of an additive manufacturing processAPPLIED MATERIALS INC·Filed 2016·Granted Sep 3, 2019·24 cites·21 claims
- 0499US10391605B2Method and apparatus for forming porous advanced polishing pads using an additive manufacturing processAPPLIED MATERIALS INC·Filed 2016·Granted Aug 27, 2019·19 cites·12 claims
- 0598US11888093B2Display with color conversion layer and isolation wallsAPPLIED MATERIALS INC·Filed 2021·Granted Jan 30, 2024·8 cites·17 claims
- 0698US6057384ALatex polymer blends for improving the permanence of ink-jet inksHEWLETT PACKARD CO·Filed 1998·Granted May 2, 2000·171 cites·28 claims
- 0797US11908979B2Chelating agents for quantum dot precursor materials in color conversion layers for micro-LEDsAPPLIED MATERIALS INC·Filed 2022·Granted Feb 20, 2024·3 cites·22 claims
- 0897US11646397B2Chelating agents for quantum dot precursor materials in color conversion layers for micro-LEDsAPPLIED MATERIALS INC·Filed 2020·Granted May 9, 2023·5 cites·23 claims
- 0997US11404612B2LED device having blue photoluminescent material and red/green quantum dotsAPPLIED MATERIALS INC·Filed 2020·Granted Aug 2, 2022·5 cites·21 claims
- 1097US11094530B2In-situ curing of color conversion layerAPPLIED MATERIALS INC·Filed 2019·Granted Aug 17, 2021·18 cites·22 claims
- 1197US10953515B2Apparatus and method of forming a polishing pads by use of an additive manufacturing processAPPLIED MATERIALS INC·Filed 2016·Granted Mar 23, 2021·16 cites·29 claims
- 1297US5990202ADual encapsulation technique for preparing ink-jets inksHEWLETT PACKARD CO·Filed 1997·Granted Nov 23, 1999·137 cites·33 claims
- 1396US10032827B2Systems and methods for transfer of micro-devicesAPPLIED MATERIALS INC·Filed 2016·Granted Jul 24, 2018·13 cites·17 claims
- 1496US9133344B2Ink-jet inks having polymers and near-infrared absorbing dyesGANAPATHIAPPAN SIVAPACKIA·Filed 2009·Granted Sep 15, 2015·26 cites·17 claims
- 1596US6858301B2Specific core-shell polymer additive for ink-jet inks to improve durabilityHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Feb 22, 2005·62 cites·37 claims
- 1695US12033887B2Assembly of display with color conversion layer and isolation wallsAPPLIED MATERIALS INC·Filed 2023·Granted Jul 9, 2024·1 cites·16 claims
- 1795US6417249B1Ink-jet printing ink compositions having superior smear-fastnessHEWLETT PACKARD CO·Filed 1998·Granted Jul 9, 2002·112 cites·44 claims
- 1894US6841591B2Encapsulated dye particleHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jan 11, 2005·45 cites·13 claims
- 1994US6248805B1Ink-jet printing ink compositions having magnetic properties and specific core/shell binderHEWLETT PACKARD CO·Filed 1998·Granted Jun 19, 2001·81 cites·24 claims
- 2093US12283647B2Chelating agents for quantum dot precursor materials in color conversion layers for micro-LEDsAPPLIED MATERIALS INC·Filed 2024·Granted Apr 22, 2025·1 cites·18 claims
- 2193US7608646B1Polymer-encapsulated pigment with bridging layerHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Oct 27, 2009·14 cites·22 claims
- 2293US6090193AWater-based ink compositions containing a binder material of a polymeric resin and a neutralizing compositionSTANFORD RES INST INT·Filed 1997·Granted Jul 18, 2000·64 cites·37 claims
- 2392US12187935B1Liquid dispersion of quantum dots in an acrylic monomer mediumAPPLIED MATERIALS INC·Filed 2023·Granted Jan 7, 2025·3 cites·21 claims
- 2492US11104816B23-dimensional printingHEWLETT PACKARD DEVELOPMENT CO·Filed 2020·Granted Aug 31, 2021·2 cites·20 claims
- 2592US7119133B2Latex-encapsulated particulates for ink-jet applicationsHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Oct 10, 2006·33 cites·38 claims
- 2691US8895219B2Liquid electrophotographic inksGANAPATHIAPPAN SIVAPACKIA·Filed 2012·Granted Nov 25, 2014·6 cites·16 claims
- 2790US8246754B2Process for removing ink from printed substrateNAUKA KRZYSZTOF·Filed 2009·Granted Aug 21, 2012·9 cites·16 claims
- 2890US6716949B2Amphipathic polymer particles and methods of manufacturing the sameHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Apr 6, 2004·26 cites·16 claims
- 2990US5367051AAmine-containing polymerizable monomers and polymers functionalized with fullerenes to provide polymers with high temperature stabilitySTANFORD RES INST INT·Filed 1993·Granted Nov 22, 1994·47 cites·17 claims
- 3089US10692923B2Systems and methods for transfer of micro-devicesAPPLIED MATERIALS INC·Filed 2018·Granted Jun 23, 2020·4 cites·16 claims
- 3189US7157504B2Ink-jet printing methods and systems providing improved image durabilityHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jan 2, 2007·24 cites·56 claims
- 3289US6508872B2Lightfast additive molecule for inkjet inkHEWLETT PACKARD CO·Filed 2001·Granted Jan 21, 2003·26 cites·18 claims
- 3388US8226757B2Phthalocyanine dye and ink containing the sameGANAPATHIAPPAN SIVAPACKIA·Filed 2009·Granted Jul 24, 2012·8 cites·23 claims
- 3487US7737196B2Compositions and methods for producing urethane coated pigment particlesHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Jun 15, 2010·7 cites·16 claims
- 3587US5102751APlasticizers useful for enhancing ionic conductivity of solid polymer electrolytesSTANFORD RES INST INT·Filed 1990·Granted Apr 7, 1992·39 cites·11 claims
- 3686US12044963B2High refractive index imprint compositions and materials and processes for making the sameAPPLIED MATERIALS INC·Filed 2020·Granted Jul 23, 2024·1 cites·20 claims
- 3786US8939569B2Inkjet ink with non-swellable latex particlesHEWLETT PACKARD DEVELOPMENT CO·Filed 2012·Granted Jan 27, 2015·3 cites·20 claims
- 3886US8916334B2Micro-composite material for three-dimensional printingHEWLETT PACKARD DEVELOPMENT CO·Filed 2013·Granted Dec 23, 2014·3 cites·11 claims
- 3986US2024123568A1Methods and precursor formulations for forming advanced polishing pads by use of an additive manufacturing processAPPLIED MATERIALS INC·Filed 2023·Application pending·0 cites
- 4085US12202197B2Lighting for additive manufacturingHEWLETT PACKARD DEVELOPMENT CO·Filed 2020·Granted Jan 21, 2025·1 cites·13 claims
- 4185US11888096B2Quantum dot formulations with thiol-based crosslinkers for UV-LED curingAPPLIED MATERIALS INC·Filed 2021·Granted Jan 30, 2024·1 cites·19 claims
- 4285US10919217B2Three-dimensional (3D) printing build material compositionHEWLETT PACKARD DEVELOPMENT CO·Filed 2015·Granted Feb 16, 2021·3 cites·18 claims
- 4385US7910649B2Maleimide-containing latex dispersionsHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Mar 22, 2011·5 cites·20 claims
- 4485US2023330805A1Porous chemical mechanical polishing padsAPPLIED MATERIALS INC·Filed 2023·Application pending·0 cites
- 4584US11851570B2Anionic polishing pads formed by printing processesAPPLIED MATERIALS INC·Filed 2019·Granted Dec 26, 2023·1 cites·20 claims
- 4684US11367643B2Method for substrate registration and anchoring in inkjet printingAPPLIED MATERIALS INC·Filed 2020·Granted Jun 21, 2022·1 cites·14 claims
- 4784US11322381B2Method for substrate registration and anchoring in inkjet printingAPPLIED MATERIALS INC·Filed 2020·Granted May 3, 2022·1 cites·16 claims
- 4884US2024363392A1Assembly of display with color conversion layer and isolation wallsAPPLIED MATERIALS INC·Filed 2024·Application pending·0 cites
- 4983US11772229B2Method and apparatus for forming porous advanced polishing pads using an additive manufacturing processAPPLIED MATERIALS INC·Filed 2019·Granted Oct 3, 2023·1 cites·18 claims
- 5083US11251226B2Systems and methods for transfer of micro-devicesAPPLIED MATERIALS INC·Filed 2020·Granted Feb 15, 2022·1 cites·9 claims
Showing the top 50 of 230 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Sivapackia Ganapathiappan 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 →