Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5704049 | Subglobal area addressing for electronic price displays | — | 1997-12-30 |
| 5632010 | Technique for communicating with electronic labels in an electronic price display system | David H. Lubowe | 1997-05-20 |