Inventor · disambiguated record
Yun Ju Chang
Also filed as: CHANG YUN JU
5 granted patents·2 pending applications·26 citations·filing 2007–2022
71Inventor score
Top patents by PatentIndex Score
7 records- 0192US9062164B2Polysiloxane-polycarbonate copolymer and method of manufacturing the sameSAMYANG CORP·Filed 2012·Granted Jun 23, 2015·23 cites·7 claims
- 0270US7879971B2Multiblock copolymer, method of preparing the same, polymer electrolyte membrane prepared from the multiblock copolymer, method of preparing the polymer electrolyte membrane, and fuel cell employing the polymer electrolyte membraneSAMSUNG SDI CO LTD·Filed 2007·Granted Feb 1, 2011·2 cites·11 claims
- 0363US2025051525A1Hydroxyphenyl-terminated polysiloxane, polysiloxane-polycarbonate copolymer comprising the same as repeated unit with excellent transparency and improved flame retardancy, and method for preparing the copolymerSAMYANG CORP·Filed 2022·Application pending·0 cites
- 0460US8461288B2Polyester resin and toner comprising sameJOUNG UI GAB·Filed 2010·Granted Jun 11, 2013·1 cites·8 claims
- 0559US2024166801A1Biodegradable copolymer polyester resin comprising anhydrosugar alcohol and anhydrousugar alcohol-alkylene glycol and method for preparing sameSAMYANG CORP·Filed 2020·Application pending·0 cites
- 0658US12378364B2Polysiloxane-polycarbonate copolymer using hydroxy-terminated polysiloxane mixture, and method for producing sameSAMYANG CORP·Filed 2021·Granted Aug 5, 2025·0 cites·13 claims
- 0755US10995212B2Thermoplastic polyether ester elastomer comprising anhydrosugar alcohol derivative and method for preparing sameSAMYANG CORP·Filed 2017·Granted May 4, 2021·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →