Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7503533 | Methods and apparatus for joining frame members of a playset or similar structure | Charles C. Sammann, Jesse J. Valle | 2009-03-17 |
| 7481741 | Ladder and related methods | Charles C. Sammann, Richard M. Hefley | 2009-01-27 |