Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6608911 | Digitally watermaking holograms for use with smart cards | Neil E. Lofgren, Stephen K. Decker, J. Scott Carr | 2003-08-19 |
| 6580809 | Quantization-based data hiding employing calibration and locally adaptive quantization | John Stach, Ravi K. Sharma | 2003-06-17 |
| 6546116 | Adjusting an electronic camera to acquire an image | Eliot Rogers, Brett T. Hannigan | 2003-04-08 |
| 6533385 | Method for determining a printer's signature and the number of dots per inch printed in a document to provide proof that the printer printed a particular document | Donald G. Mackay, Claude Zeller, Robert A. Cordery | 2003-03-18 |