Inventor · disambiguated record
Frank Chang
Also filed as: CHANG FRANK · CHANG FRANK I TEH · CHANG FRANK P
111 granted patents·17 pending applications·2,305 citations·filing 1989–2025
99Inventor score
Top patents by PatentIndex Score
128 records- 0199US9097840B2Amphiphilic siloxane-containing (meth)acrylamides and uses thereofNOVARTIS AG·Filed 2013·Granted Aug 4, 2015·155 cites·14 claims
- 0298US11926689B2Hydrophilized polydiorganosiloxane vinylic crosslinkers and uses thereofALCON INC·Filed 2022·Granted Mar 12, 2024·2 cites·19 claims
- 0398US10465047B2Polymerizable polydimethylsiloxane-polyoxyalkylene block copolymersNOVARTIS AG·Filed 2017·Granted Nov 5, 2019·69 cites·15 claims
- 0498US10301451B2Chain-extended polydimethylsiloxane vinylic crosslinkers and uses thereofNOVARTIS AG·Filed 2017·Granted May 28, 2019·76 cites·20 claims
- 0598US10081697B2Hydrophilized polydiorganosiloxane vinylic crosslinkers and uses thereofNOVARTIS AG·Filed 2016·Granted Sep 25, 2018·97 cites·25 claims
- 0698US9475827B2Tris(trimethyl siloxyl)silane vinylic monomers and uses thereofNOVARTIS AG·Filed 2013·Granted Oct 25, 2016·133 cites·7 claims
- 0798US9103965B2Amphiphilic siloxane-containing vinylic monomers and uses thereofNOVARTIS AG·Filed 2013·Granted Aug 11, 2015·138 cites·9 claims
- 0898US8163206B2Method for making silicone hydrogel contact lensesCHANG FRANK·Filed 2009·Granted Apr 24, 2012·186 cites·20 claims
- 0998US6550701B1Dual-functional medium shredding machine structureFiled 2000·Granted Apr 22, 2003·140 cites·4 claims
- 1097US10268053B2UV/visible-absorbing vinylic monomers and uses thereofNOVARTIS AG·Filed 2017·Granted Apr 23, 2019·18 cites·9 claims
- 1197US9329306B2Carbosiloxane vinylic monomersNOVARTIS AG·Filed 2015·Granted May 3, 2016·14 cites·12 claims
- 1297US9315669B2Method for making UV-absorbing ophthalmic lensesNOVARTIS AG·Filed 2014·Granted Apr 19, 2016·68 cites·17 claims
- 1397US8993651B2Polymerizable chain-extended polysiloxanes with pendant hydrophilic groupsCHANG FRANK·Filed 2011·Granted Mar 31, 2015·156 cites·11 claims
- 1497US8283429B2Silicone-containing prepolymers with dangling hydrophilic polymer chainsZHOU JIAN S·Filed 2011·Granted Oct 9, 2012·36 cites·9 claims
- 1597US8211955B2Actinically-crosslinkable silicone-containing block copolymersCHANG FRANK·Filed 2011·Granted Jul 3, 2012·34 cites·11 claims
- 1696US11453736B2Hydrophilized polydiorganosiloxane vinylic crosslinkers and uses thereofALCON INC·Filed 2020·Granted Sep 27, 2022·2 cites·20 claims
- 1796US11365288B2Silicone hydrogel contact lensesALCON INC·Filed 2020·Granted Jun 21, 2022·4 cites·30 claims
- 1896US10324311B2Visible-light photoinitiators and uses thereofNOVARTIS AG·Filed 2016·Granted Jun 18, 2019·12 cites·20 claims
- 1996US10254567B2UV-absorbing vinylic monomers and uses thereofNOVARTIS AG·Filed 2017·Granted Apr 9, 2019·9 cites·5 claims
- 2096US9810812B2Method for producing contact lenses with durable lubricious coatings thereonNOVARTIS AG·Filed 2016·Granted Nov 7, 2017·9 cites·20 claims
- 2196US9720138B2Poly(oxazoline-co-ethyleneimine)-epichlorohydrin copolymers and uses thereofNOVARTIS AG·Filed 2015·Granted Aug 1, 2017·7 cites·19 claims
- 2296US9187601B2Water-processable silicone-containing prepolymers and uses thereofHUANG JINYU·Filed 2011·Granted Nov 17, 2015·59 cites·11 claims
- 2396US9005492B2Methods for making silicone hydrogel lenses from water-based lens formulationsCHANG FRANK·Filed 2010·Granted Apr 14, 2015·19 cites·20 claims
- 2496US8557940B2Amphiphilic polysiloxane prepolymers and uses thereofCHANG FRANK·Filed 2011·Granted Oct 15, 2013·18 cites·15 claims
- 2596US8071703B2Silicone-containing prepolymers with dangling hydrophilic polymer chainsZHOU JIAN S·Filed 2008·Granted Dec 6, 2011·51 cites·6 claims
- 2696US8044111B2Actinically-crosslinkable silicone-containing block copolymersNOVARTIS AG·Filed 2008·Granted Oct 25, 2011·24 cites·15 claims
- 2795US10870722B2Hydrophilized polydiorganosiloxane vinylic crosslinkers and uses thereofNOVARTIS AG·Filed 2019·Granted Dec 22, 2020·2 cites·19 claims
- 2895US8835525B2Chain-extended polysiloxane crosslinkers with dangling hydrophilic polymer chainsKUYU SELMA·Filed 2011·Granted Sep 16, 2014·123 cites·10 claims
- 2995US6676050B2Paper shredder having the function of breaking a compact discFiled 2001·Granted Jan 13, 2004·62 cites·4 claims
- 3094US12286501B2Hydrophilized polydiorganosiloxane vinylic crosslinkers and uses thereofALCON INC·Filed 2024·Granted Apr 29, 2025·0 cites·19 claims
- 3194US10843422B2Method for producing silicone hydrogel contact lensesALCON INC·Filed 2018·Granted Nov 24, 2020·6 cites·20 claims
- 3294US10246543B2Hydrophilized polydiorganosiloxane vinylic crosslinkers and uses thereofNOVARTIS AG·Filed 2018·Granted Apr 2, 2019·2 cites·20 claims
- 3394US9052440B2Chain-extended polysiloxane crosslinkers with dangling hydrophilic polymer chainsNOVARTIS AG·Filed 2014·Granted Jun 9, 2015·39 cites·5 claims
- 3493US10875967B2Silicone hydrogel contact lensesALCON INC·Filed 2018·Granted Dec 29, 2020·8 cites·47 claims
- 3593US10676557B2Polymerizable polysiloxanes with hydrophilic substituentsNOVARTIS AG·Filed 2019·Granted Jun 9, 2020·4 cites·15 claims
- 3693US9422447B2Azetidinium-containing copolymers and uses thereofNOVARTIS AG·Filed 2013·Granted Aug 23, 2016·6 cites·9 claims
- 3793US8642712B2Actinically-crosslinkable siloxane-containing copolymersCHANG FRANK·Filed 2010·Granted Feb 4, 2014·29 cites·13 claims
- 3893US6962301B1Front-lifting wastebasket for paper shredder also served as garbage binMICHILIN PROSPERITY CO LTD·Filed 2004·Granted Nov 8, 2005·81 cites·1 claims
- 3991US12379611B2Diffractive contact lensesALCON INC·Filed 2022·Granted Aug 5, 2025·2 cites·19 claims
- 4091US10962803B2Contact lenses with a lubricious coating thereonNOVARTIS AG·Filed 2019·Granted Mar 30, 2021·3 cites·32 claims
- 4191US10906258B2Cast-molding process for producing contact lensesALCON INC·Filed 2018·Granted Feb 2, 2021·4 cites·7 claims
- 4291US9151873B2Actinically-crosslinkable amphiphilic prepolymersNOVARTIS AG·Filed 2013·Granted Oct 6, 2015·9 cites·5 claims
- 4390US8079703B2Silicone-containing polymeric materials with hydrolyzable groupsCHANG FRANK·Filed 2009·Granted Dec 20, 2011·11 cites·12 claims
- 4490US5884855APaper feed structure for paper shreddersFiled 1998·Granted Mar 23, 1999·49 cites·3 claims
- 4589US10597479B2Amphiphilic branched polydiorganosiloxane macromersNOVARTIS AG·Filed 2018·Granted Mar 24, 2020·2 cites·16 claims
- 4689US10322993B2Water-soluble UV-absorbing compounds and uses thereofNOVARTIS AG·Filed 2016·Granted Jun 18, 2019·6 cites·11 claims
- 4789US9268064B2Amphiphilic siloxane-containing (meth)acrylamides and uses thereofNOVARTIS AG·Filed 2015·Granted Feb 23, 2016·2 cites·6 claims
- 4889US7658342B2Auto-feed buit-in a paper shredderMICHILIN PROSPERITY CO LTD·Filed 2004·Granted Feb 9, 2010·25 cites·1 claims
- 4988US8404783B2PolymersCHANG FRANK·Filed 2007·Granted Mar 26, 2013·16 cites·19 claims
- 5088USRE40042EDual-functional medium shredding machine structureMICHILIN PROSPERITY CO LTD·Filed 2005·Granted Feb 5, 2008·10 cites·11 claims
Showing the top 50 of 128 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →