Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6008597 | DC-motor driven vending machine having simplified controls | Leo G. Pardo | 1999-12-28 |
| 5564547 | Method and apparatus for converting single price vending machines to multiple price vending machines | Leo G. Pardo | 1996-10-15 |
| 5398799 | Method and apparatus for converting single price vending machines to multiple price vending machines | Leo G. Pardo | 1995-03-21 |