Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6963677 | Optical memory and logic using cross-switches | Ralph Spickermann | 2005-11-08 |
| 6847741 | Optically induced total internal reflection X-junction waveguide optical switch, network and optical switching method | Ralph Spickermann | 2005-01-25 |