Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837249 | Rapid dissolving polymer compositions and uses therefor | Albert F. Hadermann, Jerry C. Trippe | 1989-06-06 |
| 4826728 | Rapid dissolving polymer compositions and uses therefor | Albert F. Hadermann, Jerry C. Trippe | 1989-05-02 |