Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5817926 | Process and device for monitoring the tightness of pipelines, in particular sewage pipeline systems | — | 1998-10-06 |
| 5372029 | Method of monitoring the quality of an object or state | — | 1994-12-13 |
| 5279148 | Method and apparatus for detecting and locating leaks and loose couplings in conduits for liquids | — | 1994-01-18 |