Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE41122 | Footwear with GPS | Patrick E. Bertagna, Ralph H. Davis | 2010-02-16 |
| RE41102 | Footwear with GPS | Patrick E. Bertagna, Ralph H. Davis | 2010-02-09 |
| RE41087 | Footwear with GPS | Patrick E. Bertagna, Ralph H. Davis | 2010-01-26 |
| RE40879 | Footwear with GPS | Patrick E. Bertagna, Ralph H. Davis | 2009-08-25 |
| 6788200 | Footwear with GPS | Patrick E. Bertagna, Ralph H. Davis | 2004-09-07 |