Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6826972 | Lysimeter methods and apparatus | Don Clark, Eugene E. Erickson, William L. Casper, David M. Everett, Joel M. Hubbell | 2004-12-07 |
| 6772621 | Tensiometer methods and apparatus | Blair K. Grover, Joel M. Hubbell, William L. Casper | 2004-08-10 |
| 6761076 | Portable suction lysimeter | Joel M. Hubbell | 2004-07-13 |
| 6752007 | Horizontal advanced tensiometer | Joel M. Hubbell | 2004-06-22 |
| 6742405 | Deep Lysimeter | Joel M. Hubbell | 2004-06-01 |