Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6520498 | Method and apparatus for detection of wrinkled documents in a sheet feeding device | — | 2003-02-18 |
| 6511064 | Method and apparatus for multiple document detection using ultrasonic phase shift amplitude | David M. Pultorak, Albert H. Titus | 2003-01-28 |