Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5248592 | Use of a derivatized alkaline phosphatase as a standard | Wilhelm Tischer, Martin T. Gerber | 1993-09-28 |
| 4451487 | Process for the purification or enrichment of biologically active proteins | Peter Scheibe, Waldemar Thum, Gotthilf Naher | 1984-05-29 |
| 4366249 | Storage stable cholesterol oxidase compositions | Waldemar Thum, Gunter Lang, Gotthilf Naher | 1982-12-28 |