Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6462934 | Methods to partially reduce a niobium metal oxide and oxygen reduced niobium oxides | Jonathon L. Kimmel, Ricky W. Kitchell. | 2002-10-08 |
| 6444008 | Paint and coating compositions containing tantalum and/or niobium powders | — | 2002-09-03 |
| 6420043 | Niobium powders and niobium electrolytic capacitors | Jane Jia Liu, Roger W. Steele | 2002-07-16 |
| 6416730 | Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides | — | 2002-07-09 |
| 6402066 | Method of making niobium and other metal powders | Kurt A. Habecker | 2002-06-11 |
| 6391275 | Methods to partially reduce a niobium metal oxide and oxygen reduced niobium oxides | — | 2002-05-21 |
| 6375704 | High capacitance niobium powders and electrolytic capacitor anodes | Kurt A. Habecker | 2002-04-23 |
| 6373685 | Methods to partially reduce a niobium metal oxide and oxygen reduced niobium oxides | Jonathon L. Kimmel, Ricky W. Kitchell | 2002-04-16 |
| 6338816 | Nitrided niobium powders and niobium electrolytic capacitors | — | 2002-01-15 |
| 6322912 | Electrolytic capacitor anode of valve metal oxide | — | 2001-11-27 |
| 6312642 | Method for controlling the oxygen content in valve metal materials | — | 2001-11-06 |
| 6231689 | Valve metal compositions and method | — | 2001-05-15 |
| 6165623 | Niobium powders and niobium electrolytic capacitors | Jane Jia Liu, Roger W. Steele | 2000-12-26 |
| 6051044 | Nitrided niobium powders and niobium electrolytic capacitors | — | 2000-04-18 |
| 6051326 | Valve metal compositions and method | — | 2000-04-18 |
| 5993513 | Method for controlling the oxygen content in valve metal materials | — | 1999-11-30 |
| 5986877 | Tantalum metal power with controlled size distribution and products made therefrom | Viren M. Pathare, Bhamidipaty K. D. P. Rao, Hongju Chang, Roger W. Steele, Lee M. Ruch | 1999-11-16 |
| 5954856 | Method of making tantalum metal powder with controlled size distribution and products made therefrom | Viren M. Pathare, Bhamidipaty K. D. P. Rao, Hongju Chang, Roger W. Steele, Lee M. Ruch | 1999-09-21 |
| 5580367 | Flaked tantalum powder and method of using same flaked tantalum powder | — | 1996-12-03 |
| 5306462 | Fibrous tantalum and capacitors made therefrom | — | 1994-04-26 |
| 5284531 | Cylindrical metal fibers made from tantalum, columbium, and alloys thereof | — | 1994-02-08 |
| 5261942 | Tantalum powder and method of making same | Marlyn F. Getz | 1993-11-16 |
| 5245514 | Extruded capacitor electrode and method of making the same | David Knudson, Prabhat Kumar, Viren M. Pathare | 1993-09-14 |
| 5217526 | Fibrous tantalum and capacitors made therefrom | — | 1993-06-08 |
| 5211741 | Flaked tantalum powder | — | 1993-05-18 |