Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348572 | Device for filtering hot and dusty gases | Werner Jelich, Heiko Rehwinkel, Friedrich Klauke, Udo Kalthoff | 1994-09-20 |
| 5346533 | Method of monitoring filter components | Werner Jelich, Heiko Rehwinkel, Friedrich Klauke, Udo Kalthoff | 1994-09-13 |
| 5338326 | Device for monitoring filter components | Werner Jelich, Heiko Rehwinkel, Friedrich Klauke, Udo Kalthoff | 1994-08-16 |