Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4965128 | Biodegradable polymer substrates loaded with active substance suitable for the controlled release of the active substance by means of a membrane | Pieter J. Greidanus, Jan Feijen, Johannes C. Rieke, Jan Olijslager, Jan H. M. Albers | 1990-10-23 |