Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8521191 | System and method for determining a location for a mobile device | Michael W. Powers, Stephen P. Frisbie, John W. Walter, Adam V. Behnke, Mark T. Sheeter | 2013-08-27 |
| 8238941 | System and method for determining a location for a mobile device | Michael W. Powers, Stephen P. Frisbie, John W. Walter, Adam V. Behnke, Mark T. Sheeter | 2012-08-07 |
| 7690288 | Explosive-driven electric pulse generator and method of making same | Steve E. Calico, James C. Dickens, John W. Walter | 2010-04-06 |