Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6386541 | Interconnected block puzzle | Barbara Cornelius, Jonathan Paul Sligh | 2002-05-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6386541 | Interconnected block puzzle | Barbara Cornelius, Jonathan Paul Sligh | 2002-05-14 |