Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6279381 | Vibration pickup with pressure sheath | Hartmut Brammer, Uwe Hackel, Holger Krebs | 2001-08-28 |
| 5942092 | Sensor | Helmut Weyl, Frank Pelz | 1999-08-24 |
| 5795454 | Seal for a sensor element of a gas sensor | Karl-Hermann Friese, Helmut Weyl, Hans-Martin Wiedenmann, Anton Hans | 1998-08-18 |
| 5739441 | Seal seat for an electrochemical sensor element | Karl-Hermann Friese, Helmut Weyl | 1998-04-14 |
| 5711863 | Measuring-probe arrangement in a gas conduit | Konrad Henkelmann | 1998-01-27 |
| 5698084 | Electro-chemical measuring sensor | Helmut Weyl, Peter Jansing | 1997-12-16 |
| 5440933 | Pressure sleeve | Hartmut Brammer, Karl Dums, Holger Krebs | 1995-08-15 |
| 5398540 | Knock sensor | Robert Entenmann, Joerg Bonitz, Stefan Unland, Robert Sloboda, Klaus Schenk +1 more | 1995-03-21 |
| 5246562 | Gas measurement sensor, especially for determining oxygen concentration in exhaust gases of internal combustion engines | Helmut Weyl | 1993-09-21 |
| 4788885 | Housing consisting of at least two parts | — | 1988-12-06 |