Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874799 | Aqueous akaline developable, UV curable urethane acrylate compounds and compositions useful for forming liquid 100 percent solids, solvent-free solder mask coatings | Paul L. K. Hung | 1989-10-17 |
| 4849321 | UV curable compositions for making improved solder mask coatings | Paul L. K. Hung | 1989-07-18 |