Donghyuk Na

Follow

Person

Daejeon, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Functional styrene-butadiene copolymer
- Patent number 9,328,176
- Issue date May 3, 2016
- Korea Kumho Petrochemical Co., Ltd.
- Gwanghoon Kwag
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
FUNCTIONAL STYRENE-BUTADIENE COPOLYMER
- Publication number 20110098404
- Publication date Apr 28, 2011
- KOREA KUMHO PETROCHEMICAL CO., LTD.
- Gwanghoon KWAG
- B60 - VEHICLES IN GENERAL