Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6055521 | Unattended automated system for selling and dispensing fluids, with change-dispensing capability | James R. Williams | 2000-04-25 |
| 5842188 | Unattended automated system for selling and dispensing with change dispensing capability | James R. Williams | 1998-11-24 |