Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882259 | Photosensitive imaging material employing photosensitive microcapsules containing a solid diluent | Joseph G. O'Connor | 1989-11-21 |
| 4877767 | Vinyl developer resins | Rong-Chang Liang, Karl A. Kintz, Joseph G. O'Connor | 1989-10-31 |
| 4874685 | Photocurable composition containing a photoreducible dye a thiol and an N,N'-dialkylaniline | — | 1989-10-17 |
| 4859561 | Developer sheet useful in providing transparencies or reproductions having a controlled gloss finish | George D. Metz, Carl W. McCrary, Jr., Joseph G. O'Connor, D. Scott Proehl, Edward J. Saccocio +1 more | 1989-08-22 |
| 4816371 | Negative-working imaging method employing encapsulated photohardenable compositions | Richard F. Wright | 1989-03-28 |
| 4801392 | Magnetic recording compositions containing ionic dye compounds as initiators | Todd M. Hess | 1989-01-31 |