Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829149 | Placement of sacrificial solder balls underneath the PBGA substrate | Chi-Shih Chang, Ajit K. Trivedi | 2004-12-07 |
| 6819002 | Under-ball-metallurgy layer | Ho-Ming Tong, Chun-Chi Lee, Su Tao, Jeng-Da Wu, Chih-Huang Chang +1 more | 2004-11-16 |