Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8860588 | Travel toy that illustrates time on a trip | Stephen A. Zemcik, Paul M. McDermed | 2014-10-14 |
| 8160813 | Travel toy that illustrates time on a trip | Stephen A. Zemcik, Paul M. McDermed | 2012-04-17 |