Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9932976 | Starting valve for a fluid operating machine working in a vacuum system | Umberto Tomei | 2018-04-03 |
| 8702409 | Screw compressor having male and female rotors with profiles generated by enveloping a rack profile | Umberto Tomei | 2014-04-22 |