Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6683446 | Electrode array for development and testing of materials | Daniel A. Buttry | 2004-01-27 |
| 6678050 | In-situ detection and analysis of methane in coal bed methane formations with spectrometers | John Herries | 2004-01-13 |