Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5153047 | Release carrier with spherulite formations | Joseph Mackey | 1992-10-06 |
| 5080954 | Surface covering with inverse spherulite patterns | Joseph Mackey | 1992-01-14 |
| 4595626 | Conformable tile | Mary A. Brubaker, Wendell A. Ehrhart | 1986-06-17 |