Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8376747 | Assisted learning device | Robert B. Powers, Charles A. Massoll, Mark J. Person, Vivian T. Williams, Joel D. Lutz +2 more | 2013-02-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8376747 | Assisted learning device | Robert B. Powers, Charles A. Massoll, Mark J. Person, Vivian T. Williams, Joel D. Lutz +2 more | 2013-02-19 |