Tomei; Umberto
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tomei; Umberto.The latest application filed is for "starting valve for a fluid operating machine working in a vacuum system".
- Tomei; Umberto - Lonate Pozzolo IT
- Tomei; Umberto - Castenaso N/A IT
- Tomei; Umberto - Villanova di Castenaso IT
| Patent | Date |
|---|---|
| Starting valve for a fluid operating machine working in a vacuum system Grant 9,932,976 - Cavatorta , et al. April 3, 2 | 2018-04-03 |
| Starting Valve For A Fluid Operating Machine Working In A Vacuum System App 20160169217 - Cavatorta; Paolo ; et al. | 2016-06-16 |
| Screw compressor having male and female rotors with profiles generated by enveloping a rack profile Grant 8,702,409 - Cavatorta , et al. April 22, 2 | 2014-04-22 |
| Dry Screw Driver App 20120201708 - Cavatorta; Paolo ; et al. | 2012-08-09 |
| Screw Compressor App 20110189044 - Cavatorta; Paolo ; et al. | 2011-08-04 |
| Gas rotary screw compressor Grant 6,769,890 - Vigano' , et al. August 3, 2 | 2004-08-03 |
| Gas rotary screw compressor App 20020187064 - Vigano, Danilo ; et al. | 2002-12-12 |
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