Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464822 | Antireflection film | Hyung-Chul Choi, Pradnya V. Nagarkar, William K. Smyth, Xiaojia Wang, Yee-Ho Chia | 2002-10-15 |
| 6379788 | Antireflection film | Hyung-Chul Choi, Pradnya V. Nagarkar, William K. Smyth | 2002-04-30 |
| 6352390 | Apparatus for lifting and supporting a foundation under tension and compression | — | 2002-03-05 |
| 6352391 | Piering device having a threaded shaft and helical plate | — | 2002-03-05 |