Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6401728 | Method for cleaning interior of etching chamber | Yu C. Chow, Chia-Fu Yeh, C.M. CHI, Cobby Lee | 2002-06-11 |
| 5439269 | Chair assembly | — | 1995-08-08 |
| 5183167 | Adjustable multi-desk rack | — | 1993-02-02 |