Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8818841 | Methods and apparatus to monitor in-store media and consumer traffic related to retail environments | Matthew C. Cakora, Daniel G. Brown, Michael J. Zenor, Frank W. Piotrowski | 2014-08-26 |
| 8229781 | Systems and apparatus to determine shopper traffic in retail environments | Michael J. Zenor, Frank W. Piotrowski | 2012-07-24 |
| 7979356 | Method for paying invoices | John G. McGill | 2011-07-12 |