Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6331147 | Sandbox with attachable cover | Liliana Munro | 2001-12-18 |
| 5907384 | Secondary eyeglasses which are intended for attachment to a pair of primary glasses | Sam A. Kirsch | 1999-05-25 |