Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE41087 | Footwear with GPS | Mitchell W. Jamel, Ralph H. Davis | 2010-01-26 |
| RE40879 | Footwear with GPS | Mitchell W. Jamel, Ralph H. Davis | 2009-08-25 |
| 7474206 | Footwear with embedded tracking device and method of manufacture | Ralph H. Davis, Christopher M. Walsh, Gregg S. Schilawski, James H. Cohen, Dongeun Lim +2 more | 2009-01-06 |
| 6788200 | Footwear with GPS | Mitchell W. Jamel, Ralph H. Davis | 2004-09-07 |