Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D610628 | Toy building brick socket | Rikke Christensen, Mads Sandahl Christensen, Lars Christensen, Frits Ludvigsen | 2010-02-23 |
| D600291 | Toy building brick | Rikke Christensen, Mads Sandahl Christensen, Lars Christensen, Frits Ludvigsen | 2009-09-15 |