Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5826881 | Disconnection word game | Dorothy B. Osterman, Dawn O. Hierholzer | 1998-10-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5826881 | Disconnection word game | Dorothy B. Osterman, Dawn O. Hierholzer | 1998-10-27 |