Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7485257 | Valve metal powders | Josua Löffelholz, Hady Seyeda, Karlheinz Reichert, Christoph Schnitter | 2009-02-03 |
| 7066979 | Valve metal powders and process for producing them | Josua Löffelholz, Hady Seyeda, Karlheinz Reichert, Christoph Schnitter | 2006-06-27 |
| 6238456 | Tantalum powder, method for producing same powder and sintered anodes obtained from it | Karlheinz Reichert, Heike Biermann, Josua Löffelholz, Detlef Breithaupt | 2001-05-29 |
| 6193779 | Tantalum powder, method for producing same powder and sintered anodes obtained from it | Karlheinz Reichert, Christine Rawohl | 2001-02-27 |
| 5713936 | Implantable medical device with end-of-life battery detection circuit | Roland Staub, Gerd Fehrmann, Thomas Fischer, Hartmut Heimer | 1998-02-03 |
| 5587258 | Galvanic cell having improved cathode | Gerd Fehrmann, Rainer Frommel | 1996-12-24 |
| 5571532 | Pharmaceutical preparation for supplying fluoride ions | Wolfram Tritthart | 1996-11-05 |
| 4569693 | Process for improving the flowability and increasing the bulk density of high-surface area valve metal powders | Wolf-Wigand Albrecht, Axel Hoppe, Uwe Papp | 1986-02-11 |
| 4548672 | Process for treating the surface of valve metals with chalcogens | Wolf-Wigand Albrecht, Axel Hoppe, Uwe Papp | 1985-10-22 |
| 4537641 | Process for producing valve-metal anodes for electrolytic capacitors | Wolf-Wigand Albrecht, Axel Hoppe, Uwe Papp | 1985-08-27 |