Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6387605 | Co-developers for black-and-white photothermographic elements | Paul G. Skoug | 2002-05-14 |
| 6368779 | High speed photothermographic materials and methods of making and using same | Sharon M. Simpson, Steven M. Shor, Brian C. Willett, Chaofeng Zou | 2002-04-09 |
| 6083681 | Stabilizer compounds for photothermographic elements | Paul G. Skoug, Steven H. Kong | 2000-07-04 |
| 5891615 | Chemical sensitization of photothermographic silver halide emulsions | John M. Winslow, Gary Featherstone, James R. Miller, Sharon M. Simpson, Mark C. Skinner | 1999-04-06 |
| 5663042 | Developing agents for (photo) thermographic systems | Duncan M. A. Grieve, Justine A. Mooney, William E. Bottomley, John H. A. Stibbard, Andrew Mott +9 more | 1997-09-02 |
| 5541054 | Spectral sensitizing dyes for photothermographic elements | James R. Miller, Brian C. Willett, Becky J. Kummeth | 1996-07-30 |
| 5512411 | Sulfonyl hydrazide developers for photothermographic and thermographic | Sharon M. Simpson, Paul G. Skoug | 1996-04-30 |
| 5492803 | Hydrazide redox-dye-releasing compounds for photothermographic elements | Kevin D. Landgrebe, Sharon M. Simpson, Justine A. Mooney, Andrew Mott, Duncan M. A. Grieve +4 more | 1996-02-20 |
| 5464738 | Sulfonyl hydrazide developers for photothermographic and thermographic elements | Sharon M. Simpson, Paul G. Skoug | 1995-11-07 |
| 5424183 | Ballasted leuco dyes and photothermographic element containing same | Takuzo Ishida, Roger A. Mader, Tran V. Thien, Kenneth L. Hanzalik | 1995-06-13 |
| 5206118 | Acid-sensitive leuco dye polymeric films | Lu Ann N. Sidney, Peggy S. Willett | 1993-04-27 |
| 4740577 | Energy polymerizable polyurethane precursors | Robert J. DeVoe | 1988-04-26 |