Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6854642 | System for vending products and services using an identification card and associated methods | Jonathan Metcalf, Robert J. O'Leary, Jacob Gunther, Erik Peterson, Heath Rogers | 2005-02-15 |
| 6792334 | Vending machine for vending age-restricted products using an authorization card and associated methods | Jonathan Metcalf | 2004-09-14 |
| 6539282 | Vending machine for vending age-restricted products using a credit card and associated methods | Jonathan Metcalf, Robert J. O'Leary | 2003-03-25 |
| 4711993 | Fraud-resistant manual magnetic reader-writer system for debit card use | Joseph F. Kosednar | 1987-12-08 |
| 4599510 | Vibration-minimizing magnetic card reader | Joseph F. Kosednar | 1986-07-08 |
| 4562490 | Jackpot-resistant magnetic card encoding | Joseph F. Kosednar | 1985-12-31 |