Patent assignee · US · COMPANY

Advanced Energy Industries, Inc.

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334Patents
251Active
334Granted
62Portfolio score

Filing activity: Jan 3, 1989 → Jun 13, 2024 · 49 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5939886A Plasma monitoring and control method and system Electricity 481 Expired
US5718813A Enhanced reactive DC sputtering system Electricity 164 Expired
US7305311B2 Arc detection and handling in radio frequency power applications Electricity 132 Expired
US5427669A Thin film DC plasma processing system Electricity 127 Expired
US10269540B1 Impedance matching system and method of operating the same Electricity 107 Active
US9767988B2 Method of controlling the switched mode ion energy distribution system Electricity 107 Active
US6686727B2 Method for power conversion using combining transformer Electricity 106 Expired
US8716984B2 Method and apparatus for modifying the sensitivity of an electrical generator to a nonlinear load Electricity 101 Active
US9287086B2 System, method and apparatus for controlling ion energy distribution Electricity 100 Active
US6902646B2 Sensor array for measuring plasma characteristics in plasma processing environments Electricity 94 Expired
US9287092B2 Method and apparatus for controlling ion energy distribution Electricity 93 Active
US8742669B2 Passive power distribution for multiple electrode inductive plasma source Electricity 91 Active
US9685297B2 Systems and methods for monitoring faults, anomalies, and other characteristics of a switched mode ion energy distribution system Electricity 90 Active
US9435029B2 Wafer chucking system for advanced plasma ion energy processing systems Electricity 87 Active
US6696823B2 Low voltage, high current dc computer power system Electricity 86 Expired
US9105447B2 Wide dynamic range ion energy bias control; fast ion energy switching; ion energy control and a pulsed bias supply; and a virtual front panel Electricity 85 Active
US8884525B2 Remote plasma source generating a disc-shaped plasma Electricity 84 Active
US9210790B2 Systems and methods for calibrating a switched mode ion energy distribution system Electricity 84 Active
US9208992B2 Method for controlling ion energy distribution Electricity 84 Active
US6545450B1 Multiple power converter system using combining transformers Electricity 84 Expired
US6222321A Plasma generator pulsed direct current supply in a bridge configuration Electricity 83 Expired
US6432260B1 Inductively coupled ring-plasma source apparatus for processing gases and materials and method thereof Electricity 82 Expired
US6791274B1 RF power control device for RF plasma applications Electricity 78 Expired
US5535906A Multi-phase DC plasma processing system Electricity 73 Expired
US8884180B2 Over-voltage protection during arc recovery for plasma-chamber power supplies Electricity 72 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.