TC

Tu Won Chang

CI Cheil Industries: 3 patents #1 of 13Top 8%
Overall (2002): #19,106 of 266,432Top 8%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6488730 Polishing composition Kil Sung Lee, Jae Seok Lee, Seok Jin Kim, Young Ki Lee 2002-12-03
6447694 Composition for chemical mechanical polishing Kil Sung Lee, Seok Jin Kim, Jae Seok Lee 2002-09-10
6364919 Process for preparing metal oxide slurries suitable for the chemical mechanical polishing of semiconductors Kil Sung Lee, Jae Seok Lee, Seok Jin Kim 2002-04-02