Issued Patents 2011
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8064637 | Decoding of UV marks using a digital image acquisition device | Raja Bala, Yonghui Zhao | 2011-11-22 |
| 8056821 | Security marks simulating natural defects for embedding information in documents | Zhigang Fan, Calvin Jon Marlett, William A. Fuss, James R. Low, Shen-Ge Wang | 2011-11-15 |
| 8009329 | Fluorescence-based correlation mark for enhanced security in printed documents | Raja Bala, Shen-Ge Wang | 2011-08-30 |
| 7965422 | Super resolution encoded microprinting through postscript | Charles M. Hains, James R. Low, Jon S. McElvain | 2011-06-21 |
| 7965421 | Show-through reduction method and system | Zhigang Fan, Martin S. Maltz, Judith E. Stinehour | 2011-06-21 |
| 7903291 | UV encryption via intelligent halftoning | Raja Bala, Shen-Ge Wang | 2011-03-08 |
| 7894103 | Variable data digital pantographs | Shen-Ge Wang, Peter Stanley Fisher | 2011-02-22 |
| 7869090 | Variable data digital pantographs | Shen-Ge Wang, William A. Fuss, Farzin Blurfrushan, Edward N. Chapman | 2011-01-11 |