Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663486 | Gaming simulation program providing selection of betting and playing strategies | Jon W. Garaux, Douglas R. Garaux, Peter S. Lampard | 2003-12-16 |
| 5681042 | Game board apparatus | David F. Specht | 1997-10-28 |
| 4466515 | Investment game board and apparatus | David F. Specht | 1984-08-21 |
| 4369973 | Electronic crossword puzzle | David F. Specht | 1983-01-25 |