Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7182925 | Tantalum concentrates dissolution and purification method | Raj Singh Gaur | 2007-02-27 |
| 7060648 | Tungsten-containing fuel cell catalyst and method of making same | Joel B. Christian | 2006-06-13 |
| 6737035 | Heterogenite material for making submicron cobalt powders | Raj Pal Singh | 2004-05-18 |
| 6696184 | Supported tungsten carbide material | Joel B. Christian, Tuan A. Dang | 2004-02-24 |
| 6660184 | Phosphor paste compositions | Raj Pal Singh, Diane Seymour | 2003-12-09 |
| 6656870 | Tungsten-containing fuel cell catalyst and method of making same | Joel B. Christian | 2003-12-02 |
| 6596051 | Heterogenite material for making submicron cobalt metal powders | Raj Pal Singh | 2003-07-22 |
| 6551569 | Supported tungsten carbide material | Joel B. Christian, Tuan A. Dang | 2003-04-22 |
| 5244156 | Method to reduce the dustiness of extrafine cobalt powder | Michael J. Miller | 1993-09-14 |
| 5185133 | Method for producing fine size yellow molybdenum trioxide powder | Judy L. Scheftic, Michael J. Chereslowsky | 1993-02-09 |
| 5045121 | Method for removing carbon from cemented tungsten carbide articles | Timothy J. Hoffman, Michael J. Cheresnowsky | 1991-09-03 |