Inventor · disambiguated record
Dong Hyuk Na
Also filed as: NA DONG HYUK
4 granted patents·3 pending applications·4 citations·filing 2003–2014
61Inventor score
Top patents by PatentIndex Score
7 records- 0162US8455600B2Styrene-butadiene copolymer highly functionalized with reactive polyol and manufacturing method thereofKIM SEUNG SU·Filed 2011·Granted Jun 4, 2013·2 cites·7 claims
- 0253US9266981B2Conjugated diene random copolymer having alkoxysilane unitKOREA KUMHO PETROCHEM CO LTD·Filed 2014·Granted Feb 23, 2016·0 cites·8 claims
- 0348US6998446B2Unbalanced multi-block SBS and method for the preparation thereofKOREA KUMHO PETROCHEM CO LTD·Filed 2003·Granted Feb 14, 2006·2 cites·6 claims
- 0448US2009131558A1Method for preparing complex styrenic block copolymer and asphalt composition containing itKIM SAM MIN·Filed 2008·Application pending·0 cites
- 0548US2009182075A1Composition of Asphalt Containing Tapered Block CopolymerKIM SAM MIN·Filed 2008·Application pending·0 cites
- 0639US8530017B2Method for preparing styrene-butadiene copolymer using reactive emulsifier and styrene-butadiene copolymer prepared by the sameKWAG GWANGHOON·Filed 2011·Granted Sep 10, 2013·0 cites·15 claims
- 0739US2013289200A1Novel hydrophilic chain transfer agent and end-modified styrene-butadiene copolymer using themKOREA KUMHO PETROCHEM CO LTD·Filed 2012·Application pending·0 cites
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