Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4348028 | Board game with random water distribution for dunking playing pieces | — | 1982-09-07 |
| 4346889 | Board game with path creating tiles for vehicle | John R. Krutsch | 1982-08-31 |
| 4345764 | Hand-held electronic game | John R. Krutsch, Richard A. Karlin | 1982-08-24 |