Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688106 | Turbomolecular pump | Roberto Cerruti | 1997-11-18 |
| 5456575 | Non-centric improved pumping stage for turbomolecular pumps | John C. Helmer | 1995-10-10 |
| 5449270 | Tangential flow pumping channel for turbomolecular pumps | John C. Helmer | 1995-09-12 |
| 5387079 | Pumping state turbomolecular pumps | — | 1995-02-07 |
| 5238362 | Turbomolecular pump | Fausto Casaro, Luigi Dolcino, Mars Hablanian | 1993-08-24 |
| 5158426 | Stator assembly for a turbomolecular pump | Fausto Casaro, Dario Inserra, Paolo Pellizzari | 1992-10-27 |