Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7902971 | Electronic locating systems | — | 2011-03-08 |
| 7321296 | Electronic locating systems | — | 2008-01-22 |
| 6891469 | Electronic locating systems | — | 2005-05-10 |
| 6388569 | Electronic locating methods | — | 2002-05-14 |
| 6057756 | Electronic locating systems | — | 2000-05-02 |
| 5798693 | Electronic locating systems | — | 1998-08-25 |
| 5786764 | Voice activated electronic locating systems | — | 1998-07-28 |