Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8062142 | Collaborative play toy | John Underbrink, Paul J. Danforth | 2011-11-22 |
| 7118514 | Playground equipment | John Underbrink, Joshua Rothacker | 2006-10-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8062142 | Collaborative play toy | John Underbrink, Paul J. Danforth | 2011-11-22 |
| 7118514 | Playground equipment | John Underbrink, Joshua Rothacker | 2006-10-10 |