Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4676091 | Method and device for continuous measurement of porosity | Jens-Peter Heins, Bernhard Gockel, Holger Schmidt | 1987-06-30 |
| 4672841 | Measuring head for measuring the porosity of a moving strip | Jens-Peter Heins, Bernhard Gockel, Holger Schmidt | 1987-06-16 |
| 4661255 | Multilayer filter material, process for its manufacture and the use thereof | Gunther Aumann, Helmar Aigner | 1987-04-28 |