Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852274 | Method for producing hard metal granulate | Gerhard Knünz, Helmut Beirer, Wolfgang Glatzle, Erwin Hartlmayr | 2005-02-08 |
| 6733562 | Method of producing hard metal grade powder | Gerhard Knünz, Helmut Beirer, Wolfgang Glatzle, Erwin Hartlmayr | 2004-05-11 |
| 6514456 | Cutting metal alloy for shaping by electrical discharge machining methods | Werner Ferstl, Gerhard Kn{overscore (u)}nz, Hans-Peter Martinz, Klaus Prandini | 2003-02-04 |
| 6447742 | Gas carburizing of tungsten carbide (WC) powder | Andreas Filzwieser | 2002-09-10 |