Openfield SA
4Patents
4Active
4Granted
46Portfolio score
Filing activity: Dec 7, 2012 → Nov 8, 2017
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8931347B2 | Fluid pressure sensor and measurement probe | Performing Operations; Transporting | 37 | Active |
| US9952192B2 | Probe, sonde and method for producing signals indicative of local phase composition of a fluid | Physics | 17 | Active |
| US10761238B2 | Downhole optical chemical compound monitoring device, bottom hole assembly and measurements-while-drilling tool comprising the same, and method of optically monitoring chemical compound downhole during drilling | Fixed Constructions | 0 | Active |
| US11629588B2 | Method and device for depth positioning downhole tool and associated measurement log of a hydrocarbon well | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.