Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5911025 | Method for the preparation of optical fibers | Rui-fang Shi, Chris Koeppen, Weidong Chen | 1999-06-08 |
| 5729645 | Graded index optical fibers | Rui-fang Shi, Chris Koeppen, Weidong Chen | 1998-03-17 |