Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11547929 | Interactive play system | Thomas L. Keller, Bruce Bowman, Lau Kofoed Kierstein | 2023-01-10 |
| 5233533 | Scheduling method and apparatus | Nils O. Edstrom, Stewart A. Davis, George B. Bennett, John B. Neal, John P. Long +2 more | 1993-08-03 |