Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699462 | Total internal reflection optical switches employing thermal activation | Phillip W. Barth, Kok-Wai Chang, Leslie A. Field, Eric G. Hanson, Long Yang +1 more | 1997-12-16 |