Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7376305 | Echelle gratings with low Polarization Dependent Loss (PDL) using metal coating on the reflecting facets only | Andre Delage, Boris Lamontagne, Kokou Dossou, Siegfried Janz, Pavel Cheben +2 more | 2008-05-20 |
| 7272276 | Optical performance monitor | Matt Pearson, Lynden Erickson, John Miller, Siegfried Janz, Dan Xu +3 more | 2007-09-18 |
| 6027989 | Bandgap tuning of semiconductor well structure | Philip Poole, Geofrey C. Aers, Michael Davies, Emil S. Koteles | 2000-02-22 |
| 5757023 | Fabrication of quantum well polarization independent active devices | Emil S. Koteles, Jian-Jun He, Philip Poole | 1998-05-26 |
| 5395793 | Method of bandgap tuning of semiconductor quantum well structures | Emil S. Koteles | 1995-03-07 |