Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4932746 | Optical fiber cable with optical fibers in tubes unbonded to surrounding core | Pietro Calzolari | 1990-06-12 |
| 4902096 | Optical fiber cable with fiber enclosing tubes in transparent core | Pietro Calzolari | 1990-02-20 |
| 4673540 | Process and apparatus for manufacturing a core provided with open helical grooves for receiving optical fibers | — | 1987-06-16 |
| 4620412 | Process and apparatus for inserting optical fibers in helical grooves of a cable core | — | 1986-11-04 |
| 4395869 | Method and apparatus for making optical fiber cable element | Paolo G. Priaroggia | 1983-08-02 |
| 4279470 | Optical cable elements | Sergio Longoni | 1981-07-21 |
| 4212097 | Method and apparatus for manufacturing optical cable elements | Sergio Longoni | 1980-07-15 |