Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876336 | Amphoteric starches and process for their preparation | Teresa A. Dirscherl, Henry R. Hernandez, Wadym Jarowenko | 1989-10-24 |
| 4804769 | Acetals useful for the preparation of polysaccharide derivatives | Patrick G. Jobe, Martin M. Tessler, Robert L. Billmers, Diane J. Lamb, John J. Tsai | 1989-02-14 |