Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759075 | Method and apparatus for vectorizing documents and symbol recognition | Curtis A. Lipkie | 1988-07-19 |
| 4718105 | Graphic vectorization system | Curtis A. Lipkie | 1988-01-05 |
| 4603431 | Method and apparatus for vectorizing documents and symbol recognition | David Grover, Curtis A. Lipkie | 1986-07-29 |