Assignee
YONSUNG FINE CHEMICAL CO LTD
KR·10 granted patents·2 pending applications·24 citations·filing 2002–2025
Top patents by PatentIndex Score
12 records- 0186US7345181B2Process for preparing prostaglandin derivatives and starting materials for the sameYONSUNG FINE CHEMICAL CO LTD·Filed 2003·Granted Mar 18, 2008·24 cites·8 claims
- 0267US2025236626A1Method for preparing naldemedineYONSUNG FINE CHEMICAL CO LTD·Filed 2025·Application pending·0 cites
- 0360US10870621B2Method for preparing latanoprostene bunod, and intermediate thereforYONSUNG FINE CHEMICAL CO LTD·Filed 2018·Granted Dec 22, 2020·0 cites·8 claims
- 0459US12325712B2Method for preparing naldemedineYONSUNG FINE CHEMICAL CO LTD·Filed 2020·Granted Jun 10, 2025·0 cites·14 claims
- 0553US2013253218A1Process for preparing prostaglandin derivativesYONSUNG FINE CHEMICAL CO LTD·Filed 2013·Application pending·0 cites
- 0651US10800737B2Method for preparing treprostinil and intermediate thereforYONSUNG FINE CHEMICAL CO LTD·Filed 2017·Granted Oct 13, 2020·0 cites·8 claims
- 0742US12351551B2Method for producing maxacalcitol, and intermediate thereforYONSUNG FINE CHEMICAL CO LTD·Filed 2020·Granted Jul 8, 2025·0 cites·10 claims
- 0841US10538539B2Method for preparing 3-((2S, 5S)-4-methylene-5-(3-oxopropyl)tetrahydrofurane-2-yl) propanol derivative, and intermediate thereforYONSUNG FINE CHEMICAL CO LTD·Filed 2017·Granted Jan 21, 2020·0 cites·8 claims
- 0938US6914159B1Process for preparing sulfamoyl-substituted phenethylamine derivativesYONSUNG FINE CHEMICAL CO LTD·Filed 2002·Granted Jul 5, 2005·0 cites·12 claims
- 1037US10865212B2Intermediate for preparing eribulin mesylate and process for preparing the sameYONSUNG FINE CHEMICAL CO LTD·Filed 2018·Granted Dec 15, 2020·0 cites·9 claims
- 1136US12486283B2Crystalline salt of eribulinYONSUNG FINE CHEMICAL CO LTD·Filed 2021·Granted Dec 2, 2025·0 cites·14 claims
- 1235US11142509B2Intermediate for preparing eribulin mesylate and process for preparing the sameYONSUNG FINE CHEMICAL CO LTD·Filed 2018·Granted Oct 12, 2021·0 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →