Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5156307 | Dispenser for foaming of a filled liquid material | Harald Koch | 1992-10-20 |
| 5115981 | Atomizer for compressible containers | Harald Koch | 1992-05-26 |
| 4353253 | Device for measuring the density of fluids | — | 1982-10-12 |
| 4338817 | Hydrometer with improved temperature compensation | — | 1982-07-13 |