Issued Patents All Time
Showing 1–25 of 101 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7241719 | Thermal yellow donor and dyes | Linda A. Kaszczuk, Charles H. Weidner, Ruizheng Wang | 2007-07-10 |
| 6869909 | Yellow images with improved light stability and yellow dyes useful therein | Ruizheng Wang, Linda A. Kaszczuk, Ann L. Carroll-Lee, Charles H. Weidner | 2005-03-22 |
| 6864216 | Thermal magenta donor and dyes | Charles H. Weidner, Linda A. Kaszczuk, Ruizheng Wang | 2005-03-08 |
| 6582881 | Optical recording elements containing mixture of metallized azo ether and cyanine dyes | Ann L. Carroll-Lee, Csaba A. Kovacs | 2003-06-24 |
| 6447981 | Metallized azo thioether dyes | Csaba A. Kovacs | 2002-09-10 |
| 6361922 | Thicker optical recording layers comprising a tetra dye having a metallized azo dianionic dye with cationic dye counterions | James C. Fleming, Ramanuj Goswami, Csaba A. Kovacs | 2002-03-26 |
| 6270943 | Optical recording elements comprising novel metallized azo ether dyes | Ann L. Carroll-Lee, Csaba A. Kovacs | 2001-08-07 |
| 6232269 | Blue dye mixture for thermal color proofing | Glenn T. Pearce | 2001-05-15 |
| 6221807 | Red dye mixture for thermal color proofing | Linda A. Kaszczuk, Glenn T. Pearce | 2001-04-24 |
| 6194349 | Complexing agent for thermal color proofing | Richard C. VanHanehem | 2001-02-27 |
| 6187502 | Stabilizer for infrared-absorbing cyanine colorant for laser-colorant transfer | Richard C. Van Hanehem | 2001-02-13 |
| 6187714 | Complexing agent for thermal color proofing | Richard C. VanHanehem | 2001-02-13 |
| 6180561 | Complexing agent for thermal color proofing | Richard C. VanHanehem | 2001-01-30 |
| 6174652 | Stable coating composition | Richard C. Van Hanehem | 2001-01-16 |
| 6165683 | Metallized azo-ether dyes for optical recording layers | Ramanuj Goswami, Csaba A. Kovacs | 2000-12-26 |
| 6162761 | Green dye mixture for thermal color proofing | Linda A. Kaszczuk, Mark A. Harris | 2000-12-19 |
| 6127316 | Orange dye mixture for thermal color proofing | Linda A. Kaszczuk, Mark A. Harris | 2000-10-03 |
| 6124239 | Orange dye mixture for thermal color proofing | Linda A. Kaszczuk, Mark A. Harris | 2000-09-26 |
| 6124238 | Pink dye for thermal color proofing | Linda A. Kaszczuk, Mark A. Harris | 2000-09-26 |
| 6124237 | Orange dye mixture for thermal color proofing | Linda A. Kaszczuk, Mark A. Harris | 2000-09-26 |
| 6121192 | Orange dye mixture for thermal color proofing | Linda A. Kaszczuk, Mark A. Harris | 2000-09-19 |
| 6043193 | Thermal recording element | Huijuan Chen, Richard A. Landholm | 2000-03-28 |
| 6013430 | Thermal recording element | Huijuan Chen | 2000-01-11 |
| 5972838 | Infrared-absorbing cyanine colorants for laser-colorant transfer | Glenn T. Pearce | 1999-10-26 |
| 5965333 | Thermal recording element | Huijuan Chen, Margaret J. Helber | 1999-10-12 |