Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9543075 | Niobium powders having a particle shape | Jürgen Hilpert | 2017-01-10 |
| 9030799 | Processes for preparing valve metal powders, powders prepared thereby and uses therefor | Jürgen Hilpert | 2015-05-12 |
| 8951328 | Production of valve metal powders | Frank Herman Behrens, Siegfried Schmieder | 2015-02-10 |
| 8623112 | Processes for preparing valve metal powders, powders prepared thereby and uses therefor | Jürgen Hilpert | 2014-01-07 |
| 7485257 | Valve metal powders | Hady Seyeda, Rudiger Wolf, Karlheinz Reichert, Christoph Schnitter | 2009-02-03 |
| 7090763 | Process for the production of shaped articles of niobium or tantalum by electrochemical etching | Marianne Gottschling, Mathias Albert, Günter Sadowski | 2006-08-15 |
| 7066979 | Valve metal powders and process for producing them | Hady Seyeda, Rudiger Wolf, Karlheinz Reichert, Christoph Schnitter | 2006-06-27 |
| 6510044 | Paste for producing sintered refractory metal layers, notably earth acid metal electrolytic capacitors or anodes | Marianne Gottschling, Karsten Binner | 2003-01-21 |
| 6238456 | Tantalum powder, method for producing same powder and sintered anodes obtained from it | Rudiger Wolf, Karlheinz Reichert, Heike Biermann, Detlef Breithaupt | 2001-05-29 |
| 6136062 | Niobium powder and a process for the production of niobium and/or tantalum powders | Frank Herman Behrens | 2000-10-24 |
| 5405982 | Polymeric borosilazanes and aluminosilazanes, a process for their preparation and their use | Martin Jansen | 1995-04-11 |