Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863975 | Oxynitrate additive for polyurethane foams | Mary A. Walker | 1989-09-05 |
| 4861805 | Antistatic polyurethane shoe sole compositions | Jose V. Saavedra, Douglas L. Hunter, Steve A. Sims, Donald M. Maschmeyer | 1989-08-29 |
| 4826883 | Oxynitrate additive for polyurethane foams | Mary A. Walker | 1989-05-02 |
| 4814358 | Oxynitrate additive for polyurethane foams | Mary A. Walker | 1989-03-21 |
| 4806571 | Organic composition containing a fluoroalkyl sulfonic acid salt | Mary K. Walker, Donald M. Maschmeyer | 1989-02-21 |