Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7543682 | Sheet-metal-type part | Robert Hanitzsch, Arnulf Spieth | 2009-06-09 |
| 7444806 | Exhaust system component | Arnulf Spieth | 2008-11-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7543682 | Sheet-metal-type part | Robert Hanitzsch, Arnulf Spieth | 2009-06-09 |
| 7444806 | Exhaust system component | Arnulf Spieth | 2008-11-04 |