Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6760160 | Fiber optic isolator for use with multiple-wavelength optical signals | B. Barry Zhang | 2004-07-06 |
| 6741764 | Polarization beam separator and combiner | Pingfan Wu, Zhicheng Yang, Boying B. Zhang | 2004-05-25 |