Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7366664 | Interactive book | — | 2008-04-29 |
| 7110945 | Interactive book | — | 2006-09-19 |
| 6607388 | Sequence learning toy | — | 2003-08-19 |
| 6409511 | Sequence learning toy | — | 2002-06-25 |
| 6405167 | Interactive book | — | 2002-06-11 |
| 6247934 | Sequence learning toy | — | 2001-06-19 |
| 6074212 | Sequence learning toy | — | 2000-06-13 |
| 6026960 | Animal art case | — | 2000-02-22 |
| D413355 | Sequence learning toy | — | 1999-08-31 |
| 5478240 | Educational toy | — | 1995-12-26 |
| 4936780 | Touch sensor alpha-numeric blocks | — | 1990-06-26 |