Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12019116 | Apparatus for aligning device having fine pitch and method therefor | Wan Gu Lee | 2024-06-25 |
| 11982708 | Apparatus for aligning device having fine pitch, apparatus for testing device having fine pitch, and device alignment method | Wan Gu Lee | 2024-05-14 |
| 11828792 | Test apparatus for semiconductor chips with fine-pitch bumps | Wan Gu Lee | 2023-11-28 |
| 11603966 | Device for automatically opening/closing gas barrel valve and method therefor | Jong-Seong Lee, Won Ho Choi | 2023-03-14 |
| 11378232 | Device for automatically opening/closing gas barrel valve and method therefor | Jong-Seong Lee, Won Ho Choi | 2022-07-05 |
| 5786704 | Metallic tray unit for testing a semiconductor device | — | 1998-07-28 |
| 5675957 | Device loading/unloading apparatus for semiconductor device handler | — | 1997-10-14 |