Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8124058 | Artificial nail compositions and related methods | Douglas D. Schoon, George Frederick Cowperthwaite, Allen Johnston, Susan C. Sheariss | 2012-02-28 |
| 6818207 | Artificial nail compositions and related method | Douglas D. Schoon, George Frederick Cowperthwaite, Allen Johnston, Susan C. Sheariss | 2004-11-16 |