Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6439655 | Openable hatch in a fixed roof surface of motor vehicle | Hans-Michael Wardenga, Helmut Stenzel, Dieter Schulz | 2002-08-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6439655 | Openable hatch in a fixed roof surface of motor vehicle | Hans-Michael Wardenga, Helmut Stenzel, Dieter Schulz | 2002-08-27 |