Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D689912 | Abrasive disc with a distribution of holes | Zhiwei Fu, Xiuyong Shang | 2013-09-17 |
| D687471 | Abrasive disc with a distribution of holes | Zhiwei Fu, Xiuyong Shang | 2013-08-06 |
| 6620350 | Method for making gradient refractive index optical components | — | 2003-09-16 |