Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5311539 | Roughened sidewall ridge for high power fundamental mode semiconductor ridge waveguide laser operation | Abbas Behfar-Rad, Christoph Harder | 1994-05-10 |
| 5307357 | Protection means for ridge waveguide laser structures using thick organic films | Ranee W. Kwong, Abbas Behfar-Rad, Peter Kwan | 1994-04-26 |