Petrophysical Services, Inc.
4Patents
0Active
4Granted
26Portfolio score
Filing activity: Oct 4, 1983 → Mar 10, 1986
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4671379A | Method and apparatus for generating seismic waves | Emerging Cross-Sectional Technologies | 44 | Expired |
| US4509904A | Metering pump | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4715469A | Borehole seismic receiver | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4685326A | Resonant determination of saturation changes in rock samples | Physics | 9 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.