Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6936334 | Steganographically encoded media object having an invisible colorant | Richard N. Blazey, Gustavo R. Paz-Pujalt, Thomas M. Stephany | 2005-08-30 |
| 6831163 | Bichromophoric molecules | Ruizheng Wang, Ann L. Carroll-Lee, Linda A. Kaszczuk, Charles H. Weidner | 2004-12-14 |
| 6816180 | Authenticated images on labels | Gustavo R. Paz-Pujalt, David L. Patton | 2004-11-09 |
| 6775381 | Method and apparatus for editing and reading edited invisible encodements on media | David Nelson, Jose A. Rosario | 2004-08-10 |
| 6767677 | Display element with a backprint comprising a squarine dye | — | 2004-07-27 |
| 6737230 | Apparatus and method for radiant thermal film development | Timothy W. Stoebe, Mark E. Irving, David H. Levy | 2004-05-18 |
| 6723490 | Minimization of ablation in thermally imageable elements | Jayanti Patel, Paul R. West, Kevin Ray | 2004-04-20 |
| 6706460 | Stable IR dye composition for invisible marking | Ruizheng Wang, Huijuan Chen | 2004-03-16 |
| 6703111 | Laser thermal imaging process, dye, and element | Ruizheng Wang, Ann L. Carroll-Lee | 2004-03-09 |
| 6689518 | Photographic display elements comprising stable IR dye compositions for invisible marking | Ruizheng Wang | 2004-02-10 |
| 6623908 | Thermal imaging composition and imaging member containing polymethine IR dye and methods of imaging and printing | Shiying Zheng, Ruizheng Wang | 2003-09-23 |
| 6610386 | Transferable support for applying data to an object | Huijuan Chen, W. S. Gaugh | 2003-08-26 |
| 6579662 | Thermal switchable composition and imaging member containing complex oxonol IR dye and methods of imaging and printing | Shiying Zheng | 2003-06-17 |
| 6541100 | Imaged medium comprising sensor-readable indicia | Huijuan Chen | 2003-04-01 |
| 6542622 | Methods and articles for determining invisible ink print quality | David Nelson, Robert C. Bryant | 2003-04-01 |
| 6538140 | Complex oxonol infrared radiation sensitive compounds | Shiying Zheng | 2003-03-25 |
| 6537730 | Thermal imaging composition and member containing sulfonated IR dye and methods of imaging and printing | James C. Fleming, Jeffrey W. Leon, David A. Stegman | 2003-03-25 |
| 6464412 | Apparatus and method for radiant thermal film development | Timothy W. Stoebe, Mark E. Irving, David H. Levy | 2002-10-15 |
| 6423469 | Thermal switchable composition and imaging member containing oxonol IR dye and methods of imaging and printing | Thap DoMinh, Shiying Zheng | 2002-07-23 |
| 6410202 | Thermal switchable composition and imaging member containing cationic IR dye and methods of imaging and printing | James C. Fleming, Jeffrey W. Leon, David A. Stegman | 2002-06-25 |
| 6376163 | Photobleachable composition, photographic element containing the composition and photobleachable method | Ramanuj Goswami, Samir Y. Farid, Robert James Perry, Paul A. Zielinski, Ian R. Gould | 2002-04-23 |
| 6361916 | Loaded latex compositions with dye and stabilizer | Huijuan Chen, Tien-Teh Chen | 2002-03-26 |
| 6248893 | Non-heterocyclic oxonol infrared radiation sensitive compounds | Shiying Zheng, Thap DoMinh | 2001-06-19 |
| 6248886 | Heterocyclic oxonol infrared rediation sensitive compounds | Shiying Zheng, Thap DoMinh | 2001-06-19 |
| 6245255 | Liquid crystalline filter dyes for imaging elements | Margaret J. Helber, William James Harrison, Steven Wade Kortum | 2001-06-12 |