Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8448846 | Medication recording device | Kevin Rhodes | 2013-05-28 |
| 8335349 | Method and apparatus for three-dimensional tracking of infra-red beacons | David J. Cowperthwaite | 2012-12-18 |
| 7809161 | Method and apparatus for three-dimensional tracking of infra-red beacons | David J. Cowperthwaite | 2010-10-05 |