Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7611990 | Deposition methods for barrier and tungsten materials | Ki Hwan Yoon, Yonghwa Chris Cha, Sang Ho Yu, Ho Sun Wee | 2009-11-03 |
| 7416979 | Deposition methods for barrier and tungsten materials | Ki Hwan Yoon, Yonghwa Chris Cha, Sang Ho Yu, Ho Sun Wee | 2008-08-26 |
| 6740585 | Barrier formation using novel sputter deposition method with PVD, CVD, or ALD | Ki Hwan Yoon, Yonghwa Chris Cha, Sang Ho Yu, Ho Sun Wee | 2004-05-25 |