1. Savio Macchine Tessili S.p.a. (20 from 30 patents)

2. Savio S.p.a (19 from 87 patents)

3. Officine Savio S.p.a. (9 from 43 patents)

4. Savio Macchine Tessili S.r.l. (2 from 3 patents)

5. Savio (1 from 1 patent)

6. Savio Machines Tessili S.p.a. (1 from 1 patent)

7. Savio Macchine Tessili (1 from 1 patent)

1. 7500344 - Device for handling the yarn in service trolleys for open-end spinning frames

2. 7451588 - Driving system for high production open-end spinning machines

3. 7424799 - Positioning device of the thread skein-end of the thread for service trolleys for open-end spinning machines

4. 7165740 - Travelling service device for open-end spinning units of open-end spinning machines

5. 7146792 - Service trolley for open-end spinning machines

6. 7140207 - Device for the continuous treatment of yarns with process fluids

7. 7090702 - Continuous treatment system of yarns with process fluids, particularly for their mercerization under tension

8. 7025299 - Device and process for depositing the reserve of thread on the quills of open-end spinning machines

9. 7000373 - Introducing/removing device of the end in an open-end spinning rotor

10. 6996966 - Blocking device of the unwinding of threads from the feeding bobbins of a double-torque twister

11. 6938849 - Device and process for removing the defective end portions from yarn on a package fed to an automatic winder

12. 6904745 - Thread-guiding device for open-end spinning frames

13. 6895736 - Thread-guiding device for collecting spun yarns on bobbins particularly for open-end spinning frames

14. 6682011 - Device for collecting yarns on conical reels with compensation of the fluctuations of the yarn take-up speed

15. 6616083 - Reel-stick device for winding yarn with regulated pressure, particularly for double-twist twisting frames