Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853430 | Method of increasing viscosity with fatty acid-modified polyesters and highly viscous compositions obtained thereby | Herbert Stuhler, Alwin Reng, Jochen M. Quack | 1989-08-01 |