Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889890 | Powder coating curing system containing a beta-hydroxyalkylamide | Paul R. Kerr, William S. Ewing | 1989-12-26 |
| 4804581 | Chip resistant coatings | Denise M. Geary, Susan K. Vicha | 1989-02-14 |
| 4801680 | Hydroxyalkylamide powder coating curing system | Denise M. Geary, Marvin L. Kaufman, Susan K. Vicha | 1989-01-31 |