Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636309 | Article comprising a planar optical waveguide mach-zehnder interferometer device, and method of making same | Charles H. Henry, Glenn Eric Kohnke | 1997-06-03 |
| 5625723 | Method for reducing birefringence in optical gratings | Corrado Dragone, Benjamin I. Greene, Cynthia A. Volkert | 1997-04-29 |