Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7930989 | Bird repeller and method of assembly | Robert M. Turkewitz, Erik S. Olson, Paul D. Spies | 2011-04-26 |
| 7515708 | Privacy case for telephones | Robert M. Turkewitz | 2009-04-07 |
| 6814021 | Bird repeller and assembly method | Robert M. Turkewitz, Ernest G Byers | 2004-11-09 |
| 6557482 | Bird repelling assembly | Robert M. Turkewitz, Ernest G Byers | 2003-05-06 |