Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4973320 | Tissue-compatible medical device and method for manufacturing the same | Otto Brenner, Helmut Eschwey, Gerd Esswein, Gunter Schuhmacher | 1990-11-27 |
| 4810451 | Process for the preparation of polyurethane films for blood or infusion bags | Hans-Egon Schieder, Hans-Werner Funk | 1989-03-07 |
| 4787948 | Process for the production of elastic tapes from polyurethane | — | 1988-11-29 |
| 4420516 | Composite films for deep-drawn packings | Hans-Werner Funk, Rudi Klein | 1983-12-13 |