Patent assignee · US · COMPANY

Rig Efficiency, Inc.

2Patents
0Active
2Granted
26Portfolio score

Filing activity: Aug 8, 1983 → Nov 9, 1984

Most-cited patents

PatentTitleAreaCited byStatus
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.