Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6302200 | Measurement port coupler for use in a borehole monitoring system | Jan J. Divis | 2001-10-16 |
| 6196064 | In situ underground sample analyzing probe | Jan J. Divis | 2001-03-06 |
| 6192982 | System for individual inflation and deflation of borehole packers | Jan J. Divis | 2001-02-27 |
| 6062073 | In situ borehole sample analyzing probe and valved casing coupler therefor | Jan J. Divis | 2000-05-16 |
| 5704425 | Measurement port coupler and probe interface | Jan J. Divis | 1998-01-06 |
| 4258788 | CPI Casing | James D. McFarlane | 1981-03-31 |
| 4254832 | Sampler and measurement apparatus | James D. McFarlane | 1981-03-10 |
| 4230180 | Isolating packer units in geological and geophysical measuring casings | James D. McFarlane | 1980-10-28 |
| 4204426 | Measuring casing coupler apparatus | James D. McFarlane | 1980-05-27 |
| 4192181 | Casing assembly probes | James D. McFarlane | 1980-03-11 |