Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861524 | Apparatus for producing a gas mixture by the saturation method | Frank Joseph, Norbert Harder | 1989-08-29 |
| 4521522 | Optical specific binding assay with reflection of polarized electromagnetic radiation | Kurt I. Lundstrom, Hans R. Arwin, Erwin Rieke, Norbert Hennrich | 1985-06-04 |