Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852886 | Board game with stackable tokens and random moving disrupter | John V. Zaruba, Donald A. Rosenwinkel | 1989-08-01 |
| 4834391 | Target game apparatus with steps | Ralph J. Kulesza, Frank Lee Wimmer | 1989-05-30 |
| 4799678 | Electronic game with animated host | Rouben T. Terzian, Donald A. Rosenwinkel, John V. Zaruba | 1989-01-24 |