Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10876005 | Dry mineral pigment containing calcium carbonate, aqueous suspension containing said pigment, and the uses thereof | Matthias Buri, René Burkhalter | 2020-12-29 |
| 10308813 | Dry mineral pigment containing calcium carbonate, aqueous suspension containing said pigment, and the uses thereof | Matthias Buri, René Burkhalter | 2019-06-04 |
| 9957391 | Process for manufacturing a surface-treated compacted material processable on a single screw plastics conversion equipment | Ernst Ammann, Michael Knerr, Emil Hersche | 2018-05-01 |
| 9856378 | Process for manufacturing a surface-treated compacted material processable on a single screw plastics conversion equipment | Ernst Ammann, Michael Knerr, Emil Hersche | 2018-01-02 |
| 7458792 | Sintered metal rotor of a rotary piston pump | Peter Grahle, Walter Nünlist, Heinz Rhyn, Albert Friesen, Stanislaus Russ | 2008-12-02 |
| 5537811 | Method for categorizing yarn defects and cleansing yarn | Roger Pidoux | 1996-07-23 |