Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9304682 | Creation and manipulation of canvases based on ink strokes | Crystal L. Hoyer, Clifton W. Owen, Howard Cooperstein, Steven Breinberg | 2016-04-05 |
| 7774722 | Creation and manipulation of canvases based on ink strokes | Crystal L. Hoyer, Clifton W. Owen, Howard Cooperstein, Steven Breinberg | 2010-08-10 |