Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7452438 | Method of fixing a probe needle to a needle fixture of a probe card in semiconductor inspection equipment | Hyun Yu, Ji-Man Choi | 2008-11-18 |
| 6900653 | Needle fixture of a probe card in semiconductor inspection equipment and needle fixing method thereof | Hyun Yu, Ji-Man Choi | 2005-05-31 |