Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888238 | Superabsorbent coated fibers and method for their preparation | David H. Hollenberg | 1989-12-19 |
| 4873273 | Epoxide coating composition | John L. H. Allan, Jeffery J. Boettcher, Norman G. Gaylord | 1989-10-10 |
| 4865921 | Microwave interactive laminate | David H. Hollenberg | 1989-09-12 |