Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5177159 | Polyhydroxy esters containing carboxyl end groups and their use | Wolfgang Seiz | 1993-01-05 |
| 5145944 | Polyether-polyester block copolymers and their use as dispersants | — | 1992-09-08 |