Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648715 | Snap-fit construction system | Benjamin I. Wiens | 2003-11-18 |
| D445148 | Toy construction block | — | 2001-07-17 |
| 6050044 | Building block | — | 2000-04-18 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648715 | Snap-fit construction system | Benjamin I. Wiens | 2003-11-18 |
| D445148 | Toy construction block | — | 2001-07-17 |
| 6050044 | Building block | — | 2000-04-18 |