| 7553123 |
Annular support for rolling bearings |
— |
2009-06-30 |
| 7354254 |
Compact vacuum pump |
Romina Silvia Gotta, Cinzia Del Missier, Cristian Maccarrone |
2008-04-08 |
| 7134835 |
Process for manufacturing a stator for vacuum pump and stator obtained thereby |
Romina Silvia Gotta, Cinzia Del Missier, Cristian Maccarrone |
2006-11-14 |
| 6158986 |
Compact vacuum pump |
Raffaella Caretto |
2000-12-12 |
| 6078120 |
Vacuum pump with magnetic bearing system, backup bearings and sensors |
Alain Laager, Crawford R. Meeks |
2000-06-20 |
| 6074165 |
Vacuum pump with magnetic bearing system and back-up bearings |
Alain Laager, Roland Siegwart |
2000-06-13 |
| 6071092 |
Vacuum pump with improved back-up bearing assembly |
Larry Hawkins, Patrick McMullen, Crawford R. Meeks, Don O'Leary |
2000-06-06 |
| 5833374 |
Rotatable assembly for supporting of the rotor of a vacuum pump |
— |
1998-11-10 |
| 5238362 |
Turbomolecular pump |
Luigi Dolcino, Mars Hablanian, Giampaolo Levi |
1993-08-24 |
| 5158426 |
Stator assembly for a turbomolecular pump |
Dario Inserra, Giampaolo Levi, Paolo Pellizzari |
1992-10-27 |