Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5799427 | Overlapping merchandise information display module | Peter B. Stewart | 1998-09-01 |
| 5408775 | Merchandise information system | Peter B. Stewart | 1995-04-25 |
| 4821437 | Merchandise information system | Willem J. H. Bake | 1989-04-18 |