Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813287 | Testing device for determining mechanical properties of a granulated material | Peter Walzel | 1989-03-21 |
| 4400147 | Flushable rotary gear pump | Carl M. Springer, Bernd O. Theis, Georg Wawra | 1983-08-23 |
| 4313482 | Pneumatic tire and process for its manufacture | Paul Vente, Dieter Seidenschnur, Ulrich Knipp | 1982-02-02 |
| 4275822 | Apparatus for metering at least two reaction components into a mixing chamber | Heinrich Boden | 1981-06-30 |
| 4238952 | Method of determining characteristic rheological quantities of viscoelastic materials | Rudiger Koopmann | 1980-12-16 |
| 4228683 | Method of determining liquid flow in a conduit | Georg Wawra, Walter Uerdingen | 1980-10-21 |
| 4228815 | Measurement and control of multicomponent liquid systems | Georg Wawra, Walter Uerdingen | 1980-10-21 |