Inventor · disambiguated record
Liang Dong
Also filed as: DONG LAING · DONG LIANG · DONG LIANG C · DONG LIANG-CHANG
155 granted patents·40 pending applications·5,481 citations·filing 1986–2025
99Inventor score
Files withALZA CORP38IMRA AMERICA INC31DONG LIANG17UNIV IOWA STATE RES FOUND INC16IMPAX LABORATORIES LLC14
Top patents by PatentIndex Score
195 records- 0198US11666538B2Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2022·Granted Jun 6, 2023·16 cites·21 claims
- 0298US11622941B2Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2021·Granted Apr 11, 2023·16 cites·29 claims
- 0398US11357733B2Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2021·Granted Jun 14, 2022·20 cites·40 claims
- 0498US10987313B2Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2019·Granted Apr 27, 2021·29 cites·44 claims
- 0598US10973769B2Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2020·Granted Apr 13, 2021·28 cites·27 claims
- 0698US7787729B2Single mode propagation in fibers and rods with large leakage channelsIMRA AMERICA INC·Filed 2005·Granted Aug 31, 2010·54 cites·58 claims
- 0798US6929803B2Conversion of liquid filled gelatin capsules into controlled release systems by multiple coatingsALZA CORP·Filed 2002·Granted Aug 16, 2005·143 cites·20 claims
- 0898US6419952B2Conversion of liquid filled gelatin capsules into controlled release systems by multiple coatingsALZA CORP·Filed 2001·Granted Jul 16, 2002·129 cites·20 claims
- 0998US6120803AProlonged release active agent dosage form adapted for gastric retentionALZA CORP·Filed 1998·Granted Sep 19, 2000·433 cites·12 claims
- 1097US10688058B2Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2019·Granted Jun 23, 2020·32 cites·22 claims
- 1197US10292935B2Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES INC·Filed 2016·Granted May 21, 2019·30 cites·20 claims
- 1297US8542968B2Rare earth doped and large effective area optical fibers for fiber lasers and amplifiersDONG LIANG·Filed 2012·Granted Sep 24, 2013·219 cites·35 claims
- 1397US8213758B2Rare earth doped and large effective area optical fibers for fiber lasers and amplifiersDONG LIANG·Filed 2010·Granted Jul 3, 2012·223 cites·35 claims
- 1497US8159742B2Glass large-core optical fibersDONG LIANG·Filed 2009·Granted Apr 17, 2012·247 cites·30 claims
- 1597US7715672B2Ultra high numerical aperture optical fibersIMRA AMERICA INC·Filed 2008·Granted May 11, 2010·244 cites·28 claims
- 1697US7209619B2Photonic bandgap fibersIMRA AMERICA INC·Filed 2005·Granted Apr 24, 2007·47 cites·27 claims
- 1797US5620705AProgestin tabletALZA CORP·Filed 1995·Granted Apr 15, 1997·207 cites·2 claims
- 1896US12178919B2Muco-adhesive, controlled release formulation of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2024·Granted Dec 31, 2024·1 cites·23 claims
- 1996US10564122B1Electrophoretic soil nutrient sensor for agricultureUNIV IOWA STATE RES FOUND INC·Filed 2017·Granted Feb 18, 2020·16 cites·20 claims
- 2096US7450813B2Rare earth doped and large effective area optical fibers for fiber lasers and amplifiersIMRA AMERICA INC·Filed 2007·Granted Nov 11, 2008·28 cites·7 claims
- 2196US6596314B2Controlled release liquid active agent formulation dosage formsALZA CORP·Filed 2001·Granted Jul 22, 2003·78 cites·5 claims
- 2296US6548083B1Prolonged release active agent dosage form adapted for gastric retentionALZA CORP·Filed 2000·Granted Apr 15, 2003·78 cites·9 claims
- 2396US6491683B1Osmotic dosage form composed of an extruded polymer tube formALZA CORP·Filed 2000·Granted Dec 10, 2002·66 cites·21 claims
- 2496US6342249B1Controlled release liquid active agent formulation dosage formsALZA CORP·Filed 1999·Granted Jan 29, 2002·218 cites·22 claims
- 2596US6174547B1Dosage form comprising liquid formulationALZA CORP·Filed 1999·Granted Jan 16, 2001·191 cites·8 claims
- 2696US5633011AProgesterone replacement therapyALZA CORP·Filed 1994·Granted May 27, 1997·184 cites·9 claims
- 2795US12064521B2Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2023·Granted Aug 20, 2024·1 cites·20 claims
- 2895US10725373B1Nano-patterning methods including: (1) patterning of nanophotonic structures at optical fiber tip for refractive index sensing and (2) plasmonic crystal incorporating graphene oxide gas sensor for detection of volatile organic compoundsUNIV IOWA STATE RES FOUND INC·Filed 2017·Granted Jul 28, 2020·33 cites·10 claims
- 2995US10098845B2Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES INC·Filed 2014·Granted Oct 16, 2018·28 cites·22 claims
- 3095US9146345B1High power optical fibersUNIV CLEMSON·Filed 2013·Granted Sep 29, 2015·28 cites·25 claims
- 3195US8055109B2Single mode propagation in fibers and rods with large leakage channelsIMRA AMERICA INC·Filed 2010·Granted Nov 8, 2011·16 cites·30 claims
- 3295US7496260B2Ultra high numerical aperture optical fibersIMRA AMERICA INC·Filed 2007·Granted Feb 24, 2009·21 cites·30 claims
- 3395US7280730B2Large core holey fibersIMRA AMERICA INC·Filed 2004·Granted Oct 9, 2007·68 cites·49 claims
- 3495US7016573B2Optical fiber pump multiplexerIMRA AMERICA INC·Filed 2003·Granted Mar 21, 2006·61 cites·16 claims
- 3594US8571370B2Single mode propagation in fibers and rods with large leakage channelsDONG LIANG·Filed 2012·Granted Oct 29, 2013·11 cites·25 claims
- 3694US8290322B2Single mode propagation in fibers and rods with large leakage channelsDONG LIANG·Filed 2011·Granted Oct 16, 2012·11 cites·23 claims
- 3794US8285099B2Large core holey fibersDONG LIANG·Filed 2007·Granted Oct 9, 2012·20 cites·23 claims
- 3893US12403099B2Muco-adhesive, controlled release formulation of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2024·Granted Sep 2, 2025·0 cites·19 claims
- 3993US12303605B2Muco-adhesive, controlled release formulation of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2024·Granted May 20, 2025·0 cites·26 claims
- 4093US12274793B2Muco-adhesive, controlled release formulation of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2024·Granted Apr 15, 2025·0 cites·22 claims
- 4193US11378541B1Self-contained, automated, long-term sensor system for monitoring of soil and water nutrients in fieldsUNIV IOWA STATE RES FOUND INC·Filed 2019·Granted Jul 5, 2022·16 cites·22 claims
- 4293US9559483B2High power parallel fiber arraysIMRA AMERICA INC·Filed 2016·Granted Jan 31, 2017·6 cites·26 claims
- 4393US8498046B2Highly rare-earth-doped optical fibers for fiber lasers and amplifiersDONG LIANG·Filed 2009·Granted Jul 30, 2013·23 cites·38 claims
- 4493US7970248B2Photonic bandgap fibersIMRA AMERICA INC·Filed 2010·Granted Jun 28, 2011·19 cites·29 claims
- 4593US7418836B2Photonic bandgap fibersIMRA AMERICA INC·Filed 2007·Granted Sep 2, 2008·29 cites·14 claims
- 4693US7327920B2Optical fiber pump multiplexerIMRA AMERICA INC·Filed 2005·Granted Feb 5, 2008·37 cites·5 claims
- 4793US5770227AProgesterone replacement therapyALZA CORP·Filed 1996·Granted Jun 23, 1998·108 cites·8 claims
- 4893US5534263AActive agent dosage form comprising a matrix and at least two insoluble bandsALZA CORP·Filed 1995·Granted Jul 9, 1996·98 cites·19 claims
- 4992US12178918B2Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2024·Granted Dec 31, 2024·0 cites·21 claims
- 5092US12128141B1Muco-adhesive, controlled release formulation of levodopa and/or esters of levodopa and uses thereofIMPAX LABORATORIES LLC·Filed 2024·Granted Oct 29, 2024·0 cites·18 claims
Showing the top 50 of 195 patent records by PatentIndex Score.
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