Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5004886 | Method of applying wear-resistant layer and consumable electrode for carrying out the method | Dieter Born, Peter Knauf | 1991-04-02 |
| 4748009 | Method of recovering vanadium from vanadium-containing materials with at least 6 wt % oxidic vanadium compounds | Reinhard Hahn, Siegfried Sattelberger, Rudolf Fichte | 1988-05-31 |
| 4643874 | Method of making a titanium-containing hydrogen storage alloy | Rudolf Fichte, Peter Kunert | 1987-02-17 |
| 4623386 | Carbothermal method of producing cobalt-boron and/or nickel-boron | Reinhard Hahn, Rudolf Fichte, Siegfried Sattelberger | 1986-11-18 |
| 4569691 | Method of making ferroboron and ferroborosilicon alloys and the alloys made by this method | Rudolf Fichte, Friedrich Breuer, Reinhard Hahn | 1986-02-11 |
| 4451292 | Sintered hardmetals | Fred W. Hall | 1984-05-29 |
| 4417922 | Sintered hard metals | Fred W. Hall | 1983-11-29 |
| 4263046 | Sinterable mass for producing workpieces of alloy steel | Rudolf Fichte, Richard Jervis, Günter RADEL | 1981-04-21 |