Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8006394 | Apparatus, method and system of precise identification of multiple points distributed throughout an area | David L. Barker, Steven T. Heaton | 2011-08-30 |
| 7979993 | Apparatus, method, and system of precise identification of multiple points distributed throughout an area | David L. Barker, Steven T. Heaton | 2011-07-19 |