| 11640702 |
Structurally matching images by hashing gradient singularity descriptors |
— |
2023-05-02 |
| 10223587 |
Pairing of images of postal articles with descriptors of singularities of the gradient field |
— |
2019-03-05 |
| 9144827 |
Postal sorting method with user processing information being recovered between sorting passes |
— |
2015-09-29 |
| 8126204 |
Method of processing mailpieces, the method including graphically classifying signatures associated with the mailpieces |
— |
2012-02-28 |
| 7720256 |
Idenitfication tag for postal objects by image signature and associated mail handling |
Emmanuel Miette, Jean-Claude Merlivat, Christophe Caillon |
2010-05-18 |
| 7674995 |
Method of processing postal items including management of digital fingerprints of the postal items |
Christophe Caillon, Emmanuel Miette |
2010-03-09 |
| 7574015 |
Method of handling mail items with detection of occurrences of OCR attributes |
Christophe Caillon, Emmanuel Miette |
2009-08-11 |
| 7365331 |
Method of detecting a printable surface |
Olivier Moulin, Christophe Caillon |
2008-04-29 |