Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866266 | Method of measuring polarization and birefringence in single-mode optical fibers | Renato Caponi, Francesco Cisternino, Gianni Coppa | 1989-09-12 |
| 4832492 | Heterodyne michelson interferometer for polarization measurements | Renato Caponi, Francesco Cisternino | 1989-05-23 |
| 4817206 | Optical-fiber transmission system with polarization modulation and heterodyne coherent detection | Renato Caponi, Francesco Cisternino | 1989-03-28 |