Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6734388 | Dry surface cleaning apparatus | Sung Ho Cho | 2004-05-11 |
| 6635845 | Dry surface cleaning apparatus using a laser | Sung Ho Cho | 2003-10-21 |
| 5932160 | Process and mold for encapsulating semiconductor chips having radial runners | — | 1999-08-03 |