Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7520510 | Playing cards | David L. Hoyt | 2009-04-21 |
| 7118113 | Playing cards and method for playing card games therewith | David L. Hoyt | 2006-10-10 |
| 6547247 | Playing cards and method for playing card games therewith | David L. Hoyt | 2003-04-15 |
| 6149155 | Playing cards | David L. Hoyt | 2000-11-21 |