Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168609 | Adaptive linear linked piston electric power generator | — | 2021-11-09 |
| 11100760 | System and method for generation and validation of multigame with bonus game using an electronic card | Robert D. Hamman | 2021-08-24 |
| 11049367 | System and method for instant win scratch off ticket game with ticket sales maximization using secondary game | Robert D. Hamman, Kenneth E. Irwin, Jr. | 2021-06-29 |