Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7455350 | Assembly for sound-proofing cavities | — | 2008-11-25 |
| 6491336 | Holder plate configuration | Friedhelm Beckmann, Michael Elsner | 2002-12-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7455350 | Assembly for sound-proofing cavities | — | 2008-11-25 |
| 6491336 | Holder plate configuration | Friedhelm Beckmann, Michael Elsner | 2002-12-10 |