Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5094797 | Preparation of pigmented curable polyester molding compounds | Helmut Heel, Jan Holoch, Friedrich Goffing | 1992-03-10 |
| 4973320 | Tissue-compatible medical device and method for manufacturing the same | Otto Brenner, Wolfgang Ermert, Helmut Eschwey, Gunter Schuhmacher | 1990-11-27 |