Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D647725 | Keyboard stand | Peter Reichert, Helmut Lippert | 2011-11-01 |
| D634737 | Microphone stand | Helmut Lippert | 2011-03-22 |
| D632704 | Windshield of a cab | Rafael R. Dela Rosa, Randy Johnson, Mark C. Redden | 2011-02-15 |