Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D738637 | Hanging chair | — | 2015-09-15 |
| 6174069 | """Wall illuminating light fixture""" | Carlton Plunk, George V. Preston | 2001-01-16 |
| 5921666 | Ellipsoidal slot light | George V. Preston, L. Kevin Tillotson | 1999-07-13 |