Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7127137 | Optical switch with adjustable optical loss | John E. Bowers, Shifu Yuan, Roger Helkey, Xuezhe Zheng | 2006-10-24 |
| 6904195 | Optical switch with adjustable optical loss | John E. Bowers, Shifu Yuan, Roger Helkey, Xuezhe Zheng | 2005-06-07 |
| 6819824 | Optical switch package | David E. Welsh, John E. Bowers, Adrian John Keating, Xuezhe Zheng, David Henry Kinghorn +3 more | 2004-11-16 |
| D420118 | Ventilator | John Theodore Radko, Robert F. Jantz, Rick Hearn, Ray Y. Ong, Eddie Chung +3 more | 2000-02-01 |
| D414557 | Hyperbaric chamber control panel | — | 1999-09-28 |