Friedrichs; Konrad
Patent Applications and Registrations
Patent applications and USPTO patent grants for Friedrichs; Konrad.The latest application filed is for "continuous extrusion process and device for rods made of a plastic raw material and provided with a spiral inner channel".
- Friedrichs; Konrad - Weismain DE
- Friedrichs; Konrad - Schwarzenbek DE
- Friedrichs; Konrad - Sinzig DE
| Patent | Date |
|---|---|
| Continuous extrusion process and device for rods made of a plastic raw material and provided with a spiral inner channel Grant 6,248,277 - Friedrichs June 19, 2 | 2001-06-19 |
| Method of producing tablets in a press and a tablet press for carrying out the method Grant 4,396,564 - Stuben , et al. * August 2, 1 | 1983-08-02 |
| Method of and a device for sorting pellets upon their molding in a preforming press Grant 4,253,811 - Hinzpeter , et al. March 3, 1 | 1981-03-03 |
| Method for the production of tablets and a tablet press Grant 4,238,431 - Stuben , et al. December 9, 1 | 1980-12-09 |
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