Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4969608 | Device for regulating the yarn winding speed in the formation of conical bobbins in a rotor spinning machine | Luigi Colli, Francesco Ferro | 1990-11-13 |
| 4858837 | Device and method for intermittently storing and returning yarn during the winding of conical bobbins fed with yarn at constant speed | Francesco Ferro, Luigi Colli | 1989-08-22 |
| 4854511 | Device and method for intermittently storing and returning yarn during the winding of conical bobbins fed with yarn at constant speed | Giorgio Boller, Luigi Colli | 1989-08-08 |
| 4854512 | Method and device for intermittently storing and returning yarn during the winding of conical bobbins fed with yarn at constant speed | Giorgio Boller, Luigi Colli | 1989-08-08 |
| 4854513 | Device and method for intermittently storing and returning yarn during the winding of conical bobbins fed with yarn at constant speed | Giorgio Boller, Luigi Colli | 1989-08-08 |