Patent assignee · US · COMPANY

ABB AG

345Patents
228Active
345Granted
54Portfolio score

Filing activity: May 27, 1997 → Jan 17, 2023 · 106 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6369461B1 High efficiency power conditioner employing low voltage DC bus and buck and boost converters Emerging Cross-Sectional Technologies 282 Expired
US7321807B2 Robotic wash cell using recycled pure water Physics 156 Active
US6865511B2 Process and device for evaluating the performance of a process control system Physics 126 Expired
US6633900B1 Mobile crew management system for distributing work order assignments to mobile field crew units Electricity 87 Expired
US7113890B2 Method and apparatus for detecting faults in steam generator system components and other continuous processes Emerging Cross-Sectional Technologies 81 Expired
US6860531B2 Gripping and vacuum end effector for transferring articles Performing Operations; Transporting 49 Expired
US6763730B1 Vibrating tube meter Physics 46 Expired
US7452447B2 Steam distributor for steam showers Textiles; Paper 44 Active
US6545453B2 Systems and methods for providing voltage regulation externally to a power transformer Electricity 40 Expired
US8169797B2 AC/DC intermediate-circuit converter having a very wide AC input voltage range Emerging Cross-Sectional Technologies 35 Active
US7068366B2 Simulated calibration sample for a spectrographic measurement sensor and method for use Physics 29 Expired
US6397156B1 Impedance measurement system for power system transmission lines Electricity 28 Expired
US6453248B1 High impedance fault detection Emerging Cross-Sectional Technologies 27 Expired
US6999829B2 Real time asset optimization Emerging Cross-Sectional Technologies 23 Expired
US8060234B2 Accurate tracking of web features through converting processes Performing Operations; Transporting 21 Active
US6965290B2 Low harmonic rectifier circuit Emerging Cross-Sectional Technologies 21 Expired
US6600278B1 Clean power common buss variable frequency drive system Electricity 20 Expired
US6981940B2 Centrifuge control system with power loss ride through Mechanical Engineering; Lighting; Heating 20 Expired
US9651511B2 Conductivity sensor Physics 20 Active
US8644959B2 System and method for functionalization in line with demand, for control and regulatory devices Physics 20 Active
US6922883B2 Method for making a non-linear inductor Emerging Cross-Sectional Technologies 19 Expired
US6458325B1 Apparatus for analyzing liquid samples automatically and continually Emerging Cross-Sectional Technologies 19 Expired
US6804579B1 Robotic wash cell using recycled pure water Physics 18 Expired
US7069116B2 High impedance fault detection Electricity 18 Expired
US7194529B2 Method and apparatus for the delivery and integration of an asset management system into an existing enterprise network Electricity 18 Expired

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