Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7235282 | Method of treating the surface of an aged PVC object | Michel Tchapian, Xavier Coudry, Pierre Lomenech, Richard Thommeret | 2007-06-26 |
| 5602941 | Input modification system for multilevel dithering | Robert McNamara, Robert Ulichney | 1997-02-11 |
| 5307292 | Method of quantifying the topographic structure of a surface | Christopher A. Brown, William Johnsen | 1994-04-26 |