Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5165864 | Vacuum pump unit | Klaus Handke, Claude Saulgeot | 1992-11-24 |
| 5131263 | Device and a method for detecting leaks | Klaus Handke, Falk Braunschweig | 1992-07-21 |
| 4984450 | Method of leak testing a test container with a tracer gas | — | 1991-01-15 |
| 4983829 | Method for analyzing gases according to the counter flow principle | — | 1991-01-08 |
| 4921406 | Mechanical primary vacuum pump including a spring-loaded non-return flap valve | — | 1990-05-01 |
| 4806074 | High-vacuum pump having a bell-shaped rotor | Claude Saulgeot | 1989-02-21 |