Patent assignee · SE · COMPANY

ROSEMOUNT TANK RADAR AB

158Patents
147Active
158Granted
58Portfolio score

Filing activity: Jul 8, 2003 → May 22, 2023 · 32 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7525476B1 System and method for filling level determination Physics 47 Active
USD557260S1 Antenna General 37 Expired
US9377340B2 Monitoring of floating roof tank Electricity 30 Active
US7586435B1 Radar level gauge system using a waveguiding structure with periodically arranged reference impedance transitions Physics 26 Active
US7233278B2 Radar level gauge with switch for selecting transmitter or receiver mode Physics 25 Expired
US8018373B2 System and method for filling level determination Physics 17 Active
US7265558B1 Radar level gauge using elliptically or circularly polarized waves Physics 16 Active
US8854253B2 Radar level gauging with detection of moving surface Physics 15 Active
US7532155B2 Radar level gauging system Electricity 15 Active
US7284425B2 Radar level gauge system Physics 15 Expired
US8044844B2 Pulsed radar level gauge system and method for energy efficient filling level determination Physics 15 Active
US7551122B1 Radar level gauge system and method providing a signal indicative of process reliability Physics 13 Active
US7304601B1 Device and a method for accurate radar level gauging Physics 13 Active
US7636059B1 Impedance matched guided wave radar level gauge system Electricity 12 Active
US7924216B2 Method of determining a disturbance echo profile for a radar level gauge system Physics 12 Active
US9778089B2 Multi-channel guided wave radar level gauge Electricity 12 Active
US8497799B2 FMCW-type radar level gauge Electricity 11 Active
US7486226B2 Device and a method for accurate radar level gauging Physics 11 Active
US7319401B2 Radar level gauge system with variable alarm limits Physics 11 Expired
US7701385B2 Multi-channel radar level gauge system Electricity 10 Active
US9291443B2 FMCW radar level gauge with lock state control Physics 10 Active
US8872694B2 Radar level gauging using frequency modulated pulsed wave Electricity 10 Active
US7800528B2 Radar level gauge with variable pulse parameters Physics 10 Active
US9395229B2 Low power radar level gauge system with integrated microwave circuit Physics 9 Active
US7823446B2 Pulsed radar level gauging with relative phase detection Physics 9 Active

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