Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6609434 | Method of retrieving a liquid sample, a suction lysimeter, a portable suction lysimeter, a lysimeter system, and a deep lysimeter | Joel M. Hubbell | 2003-08-26 |
| 6539780 | Self-compensating tensiometer and method | Joel M. Hubbell | 2003-04-01 |