Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7567263 | Brush for warping and water reflection effects | John W. Worthington | 2009-07-28 |
| 6765589 | Brush for warping and water reflection effects | John W. Worthington | 2004-07-20 |