Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7377984 | Method for cleaning a photomask | Yong Dae Kim, Jong Min Kim, Han Byul KANG, Sang Soo Choi | 2008-05-27 |
| 7186301 | Device and method for cleaning photomask | Yong Dae Kim, Jong Min Kim, Han Byul KANG, Sang Soo Choi | 2007-03-06 |