Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8283580 | System and method for counting nominally identical articles by weight | Duncan McPhail, William Wright Hamilton | 2012-10-09 |
| 6131874 | Information display system | Gordon Vance | 2000-10-17 |
| D417893 | Information display unit | Claudio Ingrosso, Jack Swan Topen | 1999-12-21 |