Inventor · disambiguated record
John Y. L. Chung
Also filed as: CHUNG JOHN Y · CHUNG JOHN Y L
32 granted patents·5 pending applications·241 citations·filing 1991–2023
97Inventor score
Files withMERCK SHARP & DOHME17MERCK & CO INC10MERCK SHARP & DOHME LLC4ABBOTT LAB2CAMPEAU LOUIS-CHARLES1
Top patents by PatentIndex Score
37 records- 0196US11124478B2Process for making beta 3 agonists and intermediatesMERCK SHARP & DOHME·Filed 2020·Granted Sep 21, 2021·5 cites·5 claims
- 0295US11767292B2Process for making beta 3 agonists and intermediatesMERCK SHARP & DOHME·Filed 2021·Granted Sep 26, 2023·3 cites·12 claims
- 0395US11708371B2Process for making beta 3 agonists and intermediatesMERCK SHARP & DOHME·Filed 2021·Granted Jul 25, 2023·3 cites·13 claims
- 0495US10899771B2Process for making beta 3 agonists and intermediatesMERCK SHARP & DOHME·Filed 2019·Granted Jan 26, 2021·7 cites·4 claims
- 0595US10577316B2Process for making beta 3 agonists and intermediatesMERCK SHARP & DOHME·Filed 2017·Granted Mar 3, 2020·9 cites·23 claims
- 0694US9822121B2Process for making beta 3 agonists and intermediatesMERCK SHARP & DOHME·Filed 2016·Granted Nov 21, 2017·13 cites·12 claims
- 0794US9809536B2Process for making beta 3 agonists and intermediatesMERCK SHARP & DOHME·Filed 2012·Granted Nov 7, 2017·12 cites·19 claims
- 0893US10435410B2Process for making beta 3 agonists and intermediatesMERCK SHARP & DOHME·Filed 2018·Granted Oct 8, 2019·9 cites·16 claims
- 0993US10087189B2Process for making beta 3 agonists and intermediatesMERCK SHARP & DOHME·Filed 2017·Granted Oct 2, 2018·10 cites·10 claims
- 1091US5221675AAza-spirocyclic compounds that enhance cholinergic neurotransmissionABBOTT LAB·Filed 1991·Granted Jun 22, 1993·46 cites·9 claims
- 1183US9012488B2Crystalline polymorphic forms of an antidiabetic compoundMERCK SHARP & DOHME·Filed 2014·Granted Apr 21, 2015·2 cites·5 claims
- 1277US5340802APeptide analog type-B CCK receptor ligandsABBOTT LAB·Filed 1993·Granted Aug 23, 1994·47 cites·11 claims
- 1376US10472345B2Methods of preparing hydroxylamine derivatives useful in the preparation of anti-infective agentsMERCK SHARP & DOHME·Filed 2017·Granted Nov 12, 2019·1 cites·29 claims
- 1476US8697740B2Crystalline polymorphic forms of an antidiabetic compoundCHUNG JOHN Y L·Filed 2010·Granted Apr 15, 2014·3 cites·5 claims
- 1576US5314898AAryl thiopyrano[4,3,2-cd]indoles as inhibitors of leukotriene biosynthesisMERCK & CO INC·Filed 1992·Granted May 24, 1994·16 cites·3 claims
- 1672US5792871AProcess for N-Boc-N-(R)-2(3-pyridyl)-2-hydroxy-ethyl)-N-2(4-aminophenyl)ethyl amine and 2-(4-aminophenyl)-N-2-(2(R)-hydroxy-2-phyridin-S-yl-ethyl)acetamideMERCK & CO INC·Filed 1997·Granted Aug 11, 1998·17 cites·2 claims
- 1768US5665882APyridyl ethylation of lactamsMERCK & CO INC·Filed 1994·Granted Sep 9, 1997·10 cites·10 claims
- 1867US2025206703A1Process for preparing ((1s,2s)-2-(5-methylpyridin-2-yl)cyclopropyl)methanolMERCK SHARP & DOHME LLC·Filed 2023·Application pending·0 cites
- 1966US5312923AProcess for preparing fibrinogen receptor antagonistsMERCK & CO INC·Filed 1993·Granted May 17, 1994·9 cites·3 claims
- 2063US8674093B2Process for the preparation of an orexin receptor antagonistCAMPEAU LOUIS-CHARLES·Filed 2009·Granted Mar 18, 2014·1 cites·10 claims
- 2160US9315457B2Crystalline polymorphic forms of an antidiabetic compoundMERCK SHARP & DOHME·Filed 2015·Granted Apr 19, 2016·0 cites·4 claims
- 2260US2015087832A1Process for making beta 3 agonists and intermediatesMERCK SHARP & DOHME·Filed 2012·Application pending·0 cites
- 2359US5206373AProcess for preparing fibrinogen receptor antagonistsMERCK & CO INC·Filed 1992·Granted Apr 27, 1993·6 cites·4 claims
- 2458US9272999B2Crystalline polymorphic forms of an antidiabetic compoundMERCK SHARP & DOHME·Filed 2015·Granted Mar 1, 2016·0 cites·11 claims
- 2557US2025214938A1Process for preparing ((1s,2s)-2-(5-methylpyridin-2-yl)cyclopropyl)-methanolMERCK SHARP & DOHME LLC·Filed 2023·Application pending·0 cites
- 2653US12162883B2Process for the preparation of intermediates useful for making (2S,5R)-7-oxo-n-piperidin-4-yl-6-(sulfoxy)-1,6-diazabicyclo[3.2.1]octane-2-carboxamideMERCK SHARP & DOHME LLC·Filed 2020·Granted Dec 10, 2024·0 cites·13 claims
- 2753US10053466B2Process for preparing chiral dipeptidyl peptidase-IV inhibitorsMERCK SHARP & DOHME·Filed 2017·Granted Aug 21, 2018·0 cites·5 claims
- 2853US5846791AN-(R)-(2-hydroxy-2-pyridine-3-yl-ethyl)-2-(4-nitro-phenyl)-acetamideMERCK & CO INC·Filed 1997·Granted Dec 8, 1998·5 cites·6 claims
- 2948US10214554B2Process for making chloro-substituted nucleoside phosphoramidate compoundsMERCK SHARP & DOHME·Filed 2017·Granted Feb 26, 2019·0 cites·4 claims
- 3047US12391694B2Process for the preparation of 2-fluoroadenineMERCK SHARP & DOHME LLC·Filed 2020·Granted Aug 19, 2025·0 cites·10 claims
- 3147US6346617B1Crystalline 2-hydroxymethyl carbapenem intermediate compounds and process for synthesis thereofMERCK & CO INC·Filed 1999·Granted Feb 12, 2002·3 cites·22 claims
- 3245US9862725B2Process for preparing chiral dipeptidyl peptidase-IV inhibitorsMERCK SHARP & DOHME·Filed 2015·Granted Jan 9, 2018·0 cites·7 claims
- 3342US2006199958A1Process and intermediates for the preparation of pyrrolidine carboxylic acidsCVETOVICH RAYMOND·Filed 2004·Application pending·0 cites
- 3439US6620824B2Process for the synthesis of gonadotropin releasing hormone antagonistsMERCK & CO INC·Filed 2002·Granted Sep 16, 2003·0 cites·28 claims
- 3539US6080854AProcess for synthesizing carbapenem intermediatesMERCK & CO INC·Filed 1998·Granted Jun 27, 2000·4 cites·12 claims
- 3633US5686607APyridyl ethylation of lactam derivativesMERCK & CO INC·Filed 1994·Granted Nov 11, 1997·0 cites·5 claims
- 3730US2012053350A1Preparation of alkyl esters of n-protected oxo-azacycloalkylcarboxylic acidsMANGION IAN·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →