JP

Joo-Hyeon Park

KC Korea Kumho Petrochemical Co.: 3 patents #1 of 28Top 4%
Overall (2011): #45,020 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8021826 Copolymer and composition for organic and antireflective layer Myung-Woong Kim, Young-Taek Lim, Hyung Gi Kim, Jun Ho Lee, Jong-Don Lee +1 more 2011-09-20
7989257 Polysilazane, method of synthesizing polysilazane, composition for manufacturing semiconductor device, and method of manufacturing semiconductor device using the composition Yong Chang 2011-08-02
7939245 Light absorbent and organic antireflection coating composition containing the same Ji-Young Kim, Jun Ho Lee 2011-05-10