Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443826 | Polishing head of a chemical mechanical polishing apparatus and, retainer ring of the same | Yun-Sik Yang, Hun Cha, Min Gyu Kim | 2002-09-03 |
KK
Kyung-Dae Kim
Overall (2002): #170,043 of 266,432Top 65%
1
Patents 2002