Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374427 | Implantable active substance depot material | Wolfgang Stille, Gabriele Gentschew, Peter Reitz, Thomas Erben, Klaus-Peter Stefan | 1994-12-20 |
| 5314474 | Bone replacement part made of glass ionomer cement | Jan-Hinnerk Helms, Gotz Geyer, Erich Wanek, Oswald Gasser | 1994-05-24 |