Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773756 | Process to manufacture three dimensionally shaped substrate for sound abatement | Sven Meyer-Ahrens, Thomas J. Matwiczyk, Michael Blaszkiewicz, Walter Guarnieri | 2004-08-10 |