Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5786529 | Search gas detector with vacuum pump and process for operating such a search gas detector | Gunter Voss | 1998-07-28 |
| 5693888 | Heat conductance vacuum gauge with measuring cell, measuring instrument and connecting cable | Rolf ENDERES | 1997-12-02 |
| 5608168 | Temperature compensation in a regulated heat conduction vacuum gauge | — | 1997-03-04 |
| 5285140 | Gas friction pump | — | 1994-02-08 |
| 5191799 | Measured value receiver for vacuum measurement | Theo Koopmann | 1993-03-09 |