Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6567787 | Method and apparatus for determining whether a verbal message was spoken during a transaction at a point-of-sale terminal | Jay S. Walker, Andrew S. Van Luchene, Daniel E. Tedesco | 2003-05-20 |