Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5193121 | Courtesy amount read and transaction balancing system | Victor Paul Elischer, Milton Johnson, Ihsan Tumenbatur, David Bradburn Aragon | 1993-03-09 |
| 5040226 | Courtesy amount read and transaction balancing system | Victor Paul Elischer, Milton Johnson, Ihsan Tumenbatur, David Bradburn Aragon | 1991-08-13 |