Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5948596 | Digital printing plate comprising a thermal mask | Xing-Fu Zhong, S. Peter Pappas, Tore Harms, Thi N. Do, Shashikant Saraiya +1 more | 1999-09-07 |
| 5919601 | Radiation-sensitive compositions and printing plates | My T. Nguyen, Shashikant Saraiya, Frederic E. Mikell, S. Peter Pappas, Robert W. Hallman +3 more | 1999-07-06 |
| 5908705 | Laser imageable lithographic printing plates | My T. Nguyen, Hui Zhu, S. Peter Pappas, Robert W. Hallman | 1999-06-01 |
| 5820932 | Process for the production of lithographic printing plates | Robert W. Hallman, Hui Zhu | 1998-10-13 |
| 5609981 | Waterless presensitized printing plate comprising four layers and method of making thereof | Robert W. Hallman, Suck-Ju Hong | 1997-03-11 |
| 5512420 | Waterless presensitized plate comprising four layers | Robert W. Hallman, Suck-Ju Hong | 1996-04-30 |
| 5330875 | Process for producing negative and positive original images on a bilevel printing plate utilizing non-silver halide layer and silver halide overlayer | Michael W. Adelman, Robert W. Hallman, Suck-Ju Hong, Burton H. Waxman | 1994-07-19 |
| 5275899 | Photoconductive composition | Jayanti Patel, Nishith Merchant | 1994-01-04 |
| 4960663 | Persistent photoconductive coating composition | Jayanti Patel, Jill Tolfree | 1990-10-02 |
| 4418134 | Aqueous composition-sensitive photoconductive composition | Jayanti Patel | 1983-11-29 |
| 4391894 | Colored photosensitive composition | Albert S. Deutsch | 1983-07-05 |
| 4350753 | Positive acting composition yielding pre-development high visibility image after radiation exposure comprising radiation sensitive diazo oxide and haloalkyl-s-triazine with novolak and dyestuff | James G. Shelnut, Eugene Golda, Alan Wilkes | 1982-09-21 |
| 4347300 | Imaging peel apart element employing two photohardenable layers | Takao Nakayama | 1982-08-31 |