Issued Patents 1994
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5327278 | Optical transmitting and receiving system having polarization diversity in each hybrid circuit | — | 1994-07-05 |
| 5315425 | Optical transmission network with frequency locking means | Johan P. Bekooij | 1994-05-24 |
| 5297223 | Transmission systems for polarization-independent transmission of signals | — | 1994-03-22 |
| 5295016 | Polarization insensitive amplification device | — | 1994-03-15 |
| 5293264 | Transmission system for the polarization-insensitive transmission of signals | — | 1994-03-08 |
| 5276749 | Optical reflective star device having one or more orthogonal polarization reflectors | — | 1994-01-04 |