Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5043948 | Borehole televiewer system | Thomas E. Standley, Robert B. Mayer | 1991-08-27 |
| 4950844 | Method and apparatus for obtaining a core sample at ambient pressure | Milton B. Enderlin | 1990-08-21 |
| 4369654 | Selective earth formation testing through well casing | — | 1983-01-25 |
| 4339948 | Well formation test-treat-test apparatus and method | — | 1982-07-20 |
| 4302881 | Calibrated conduit caliper and method | Edward C. Schwind | 1981-12-01 |
| 4292842 | Tool for testing earth formations in boreholes | — | 1981-10-06 |
| 4270385 | Tool for testing earth formations in boreholes | — | 1981-06-02 |
| 4248081 | Tool for testing earth formations in boreholes | — | 1981-02-03 |
| 4246782 | Tool for testing earth formations in boreholes | — | 1981-01-27 |