Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314474 | Bone replacement part made of glass ionomer cement | Jan-Hinnerk Helms, Gotz Geyer, Erich Wanek, Werner Zollner | 1994-05-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314474 | Bone replacement part made of glass ionomer cement | Jan-Hinnerk Helms, Gotz Geyer, Erich Wanek, Werner Zollner | 1994-05-24 |