Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5219433 | Sequential response determining question game | John V. Zaruba, Michael Gorker, John Sutyak | 1993-06-15 |
| 5129655 | Token moving game with spinning disrupter | Michael R. Gillespie, Donald A. Rosenwinkel, John V. Zaruba, Thomas N. Fenton | 1992-07-14 |
| D294607 | Toy doll house | Bonnie Zacherle, Frank D. Ventura | 1988-03-08 |