Rig Efficiency, Inc.
2Patents
0Active
2Granted
26Portfolio score
Filing activity: Aug 8, 1983 → Nov 9, 1984
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4590416A | Closed loop power factor control for power supply systems | Emerging Cross-Sectional Technologies | 65 | Expired |
| US4482857A | Closed loop power factor control for drilling rigs | Emerging Cross-Sectional Technologies | 10 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.