Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5295064 | Intelligent shopping cart system having cart position determining and service queue position securing capability | John Malec | 1994-03-15 |
| 5287266 | Intelligent shopping cart system having cart position determining capability | John Malec | 1994-02-15 |