Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888365 | Isocyanate terminated quasi-prepolymers useful for preparing polyurethane/polyisocyanurate foams having low thermal conductivity | Thirumurti Naravan | 1989-12-19 |
| 4808994 | Logic interchange system | — | 1989-02-28 |