Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7225567 | Display apparatus for visually communicating information pertaining to a worker's whereabouts | Audrey Cunningham | 2007-06-05 |
| 4445711 | Color-coded numeric or alphabetic filing system | — | 1984-05-01 |