Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362780 | Compositions based on 2,9-dichloroquinacridone pigments | Charles G. Orange, Edward E. Jaffe | 1994-11-08 |
| 5347014 | Process for preparing 1,4-diketo-3,6-diphenylpyrrolo-[3,4-C]-pyrrole | — | 1994-09-13 |
| 5298076 | Carbazole dioxazine-pigmented plastics and coatings | — | 1994-03-29 |
| 5286863 | Oxidation process for preparing quinacridone pigments | Edward E. Jaffe | 1994-02-15 |