Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6200187 | Construction building set | Flemming H. Olsen | 2001-03-13 |
| 5643038 | Receptacle for a constructional building set | Flemming H. Olsen | 1997-07-01 |
| D378837 | Toy building element | Flemming H. Olsen | 1997-04-15 |
| D378838 | Toy building element | Flemming H. Olsen | 1997-04-15 |
| D376395 | Toy building element | Flemming H. Olsen | 1996-12-10 |
| D375983 | Toy building element | Flemming H. Olsen | 1996-11-26 |