Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482950 | Squarylium compounds, and processes and intermediates for the synthesis of these compounds | Paulina P. Garcia, John Lee, John Marshall, Anthony J. Puttick, Thomas K. Spencer +3 more | 2002-11-19 |
| 5919950 | Squarylium compounds, and processes and intermediates for the synthesis of these compounds | Paulina P. Garcia, John Lee, John Marshall, Anthony J. Puttick, Thomas K. Spencer +3 more | 1999-07-06 |
| 5795981 | Processes for the preparation of squarylium dyes | John Lee, Mark R. Mischke, Socorro M. Ramos, Stephen J. Telfer | 1998-08-18 |
| 5492795 | Squarylium dyes, and processes and intermediates for the preparation thereof | Richard M. Allen, Peter K. Chu, John Lee, Mark R. Mischke, Socorro M. Ramos +1 more | 1996-02-20 |
| 5430156 | Color-providing compound having two or more cyclic 1,3 sulfur-nitrogen groups and two or more color-providing moieties | Michael J. Arnost, Efthimios Chinoporos, David P. Waller | 1995-07-04 |
| 5415970 | Image-recording material | Michael J. Arnost, Efthimios Chinoporos, David P. Waller | 1995-05-16 |
| 5354873 | Squarylium dyes, and processes and intermediates for the preparation thereof | Richard M. Allen, Peter K. Chu, John Lee, Mark R. Mischke, Socorro M. Ramos +1 more | 1994-10-11 |
| 5316887 | Thermally developable photosensitive material | Michael J. Arnost, Efthimios Chinoporos, David P. Waller | 1994-05-31 |
| 5231190 | Squarylium compounds, and processes and intermediates for the synthesis of these compounds | Paulina P. Garcia, John Lee, Thomas K. Spencer, Stephen J. Telfer, Michael J. Zuraw | 1993-07-27 |
| 5227498 | Squarylium dyes, and processes and intermediates for the preparation thereof | John Lee, Mark R. Mischke, Socorro M. Ramos, Stephen J. Telfer | 1993-07-13 |
| 5227499 | Substituted squarylium dyes, and processes and intermediates for the preparation thereof | Mark R. Mischke, Stephen J. Telfer | 1993-07-13 |
| 4826976 | Color-shifted dyes with thermally unstable carbamate moiety comprising T-alkoxycarbonyl group | Alan L. Borror, Ernest W. Ellis | 1989-05-02 |
| 4663518 | Optical storage identification card and read/write system | Alan L. Borror, Ernest W. Ellis, Faramarz Faramarzpour, Hugh R. MacKenzie | 1987-05-05 |
| 4602263 | Thermal imaging method | Alan L. Borror, Ernest W. Ellis | 1986-07-22 |
| 4355169 | Thiazolidinyl-substituted phenyl sulfonamides | Frank A. Meneghini | 1982-10-19 |