Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7194105 | Authentication of documents and articles by moiré patterns | Sylvain Chosson | 2007-03-20 |
| 7054038 | Method and apparatus for generating digital halftone images by multi color dithering | Victor Ostromoukhov | 2006-05-30 |
| 7027660 | Images incorporating microstructures | Bernard Wittwer, Edouard Forler, Patrick Emmel, Daniel Biemann, Daniel Gorostidi +1 more | 2006-04-11 |
| 6819775 | Authentication of documents and valuable articles by using moire intensity profiles | Isaac Amidror | 2004-11-16 |
| RE38410 | Method and apparatus for a parallel data storage and processing server | Bernard Krummenacher | 2004-01-27 |
| 6249588 | Method and apparatus for authentication of documents by using the intensity profile of moire patterns | Isaac Amidror | 2001-06-19 |
| 6198545 | Method and apparatus for generating halftone images by evolutionary screen dot contours | Victor Ostromoukhov | 2001-03-06 |
| 5995638 | Methods and apparatus for authentication of documents by using the intensity profile of moire patterns | Isaac Amidror | 1999-11-30 |
| 5796409 | Method for producing contrast-controlled grayscale characters | Claude Betrisey, Justin Bur | 1998-08-18 |
| 5768490 | Method for producing visually evenly spaced typographic characters | Claude Betrisey | 1998-06-16 |
| 5737549 | Method and apparatus for a parallel data storage and processing server | Bernard Krummenacher | 1998-04-07 |
| 5422742 | Method and apparatus for generating halftone images by discrete one-to-one dither tile rotation | Victor Ostromoukhov | 1995-06-06 |