Fischer; Hans-Rudolf
Patent Applications and Registrations
Patent applications and USPTO patent grants for Fischer; Hans-Rudolf.The latest application filed is for "friction vacuum pump with a stator and a rotor".
- Fischer; Hans-Rudolf - Erftstadt DE
- Fischer; Hans Rudolf - Erstadt DE
| Patent | Date |
|---|---|
| Friction vacuum pump with a stator and a rotor Grant 6,619,911 - Englander , et al. September 16, 2 | 2003-09-16 |
| Vacuum pump with shaft bearing Grant 6,149,382 - Englander , et al. November 21, 2 | 2000-11-21 |
| Vacuumtight connection Grant 5,829,794 - Schulz-Hausmann , et al. November 3, 1 | 1998-11-03 |
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