Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6042004 | Talking bottle cap reader | Spencer Michlin | 2000-03-28 |
| 5959281 | Interactive card reading system | — | 1999-09-28 |
| 5516114 | Jumpertops clipper disk game piece and game | Spencer Michlin, Mark A. Celeste | 1996-05-14 |