Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821491 | Muffler and associated assembly having a catalyst carrier body and a retaining element and method for producing the assembly | Rolf Brück, Johann ZEHETNER | 2004-11-23 |
| 6562305 | Electrically heatable catalytic converter | Helmut Swars | 2003-05-13 |
| 6449843 | Method for manufacturing a honeycomb body with a large number of fluid permeable channels | Robert Diewald | 2002-09-17 |
| 6119328 | Method for producing an electrically insulating supporting structure | Helmut Swars | 2000-09-19 |
| 5948504 | Electrically insulating supporting structure capable of metallic bonding, process for producing the same, electrically heatable catalytic converter and electrically conductive honeycomb body using the same | Helmut Swars | 1999-09-07 |
| 4842954 | Metal catalyst carrier body, blank for producing the body | Theodor Cyron, Rolf Hetzelberger | 1989-06-27 |