Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6621410 | System for item and orientation identification | James L. Rodgers, John J. Coulthard, Robert Ufford | 2003-09-16 |
| 6552661 | Zone based radio frequency identification | John J. Coulthard, Steve J. Koerner | 2003-04-22 |