Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346799 | Novolak resins and their use in radiation-sensitive compositions wherein the novolak resins are made by condensing 2,6-dimethylphenol, 2,3-dimethylphenol, a para-substituted phenol and an aldehyde | Alfred T. Jeffries, III | 1994-09-13 |
| 5284737 | Process of developing an image utilizing positive-working radiation sensitive mixtures containing alkali-soluble binder, o-quinonediazide photoactive compound and blankophor FBW actinic dye | Tripunithura V. Jayaraman | 1994-02-08 |
| 5275909 | Positive-working radiation sensitive mixtures and articles containing alkali-soluble binder, o-quinonediazide photoactive compound and BLANKOPHOR FBW acting dye | Tripunithura V. Jayaraman | 1994-01-04 |