Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7662520 | High-transmittance attenuated phase-shift mask blank | — | 2010-02-16 |
| 5810947 | Method of surface modification for tool steels | Jiann-Kuo Wu | 1998-09-22 |
| 5525165 | Method of surface modification of titanium alloy | Jiann-Kuo Wu | 1996-06-11 |