Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7118107 | Role-playing game with interactive cards and game devices, namely in the form of linear and rotary slide rules, novel use of dice, tactical combat, word-based magic, and dynamic attrition | Matthew Frederick Niedner, Barton Frederick Niedner | 2006-10-10 |