Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5874196 | Cyan dye mixtures for thermal color proofing | Derek D. Chapman, Linda A. Kaszczuk | 1999-02-23 |
| 5866509 | Magenta dye mixture for thermal color proofing | Derek D. Chapman, Linda A. Kaszczuk | 1999-02-02 |
| 5866510 | Cyan dye mixtures for thermal color proofing | Derek D. Chapman, Linda A. Kaszczuk | 1999-02-02 |
| 5792587 | Cyan dye mixtures for thermal color proofing | Derek D. Chapman, Linda A. Kaszczuk | 1998-08-11 |
| 5309246 | Technique for generating additional colors in a halftone color image through use of overlaid primary colored halftone dots of varying size | Robert V. Barry | 1994-05-03 |
| 5177052 | Mixture of dyes for cyan dye donor for thermal color proofing | Derek D. Chapman, Steven Evans | 1993-01-05 |
| 4657831 | Color proofing method and article | Lawrence E. Contois | 1987-04-14 |