Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364272 | Apparatus and method for teaching | Richard H. Wallace, Michel Georges Stella, George L. Brantingham | 1994-11-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364272 | Apparatus and method for teaching | Richard H. Wallace, Michel Georges Stella, George L. Brantingham | 1994-11-15 |