Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7780166 | Game having an electronic instruction unit with a mechanical die agitator | Samuel C. Unsicker | 2010-08-24 |
| 6836751 | Optical controller | Donald A. Rosenwinkel | 2004-12-28 |