Patent assignee · CH · COMPANY

Sulzer Management AG

174Patents
171Active
174Granted
60Portfolio score

Filing activity: May 26, 1995 → May 10, 2024

Most-cited patents

PatentTitleAreaCited byStatus
US5620252A Static mixer apparatus for highly viscous media Performing Operations; Transporting 24 Expired
US9234529B2 Helico-axial pump, rotor for a helico-axial pump as well as method for journalling a rotor in a helico-axial pump Mechanical Engineering; Lighting; Heating 14 Active
USD819099S1 Impeller for an agitator or mixer General 10 Active
US10444118B2 Method for assessing a wear state of a module of a turbomachine, module, and turbomachine Mechanical Engineering; Lighting; Heating 9 Active
US10247195B2 Impeller for a centrifugal headbox feed pump Mechanical Engineering; Lighting; Heating 9 Active
USD846001S1 Discharge or suction casing of a ring section pump General 7 Active
USD829770S1 Volute casing for a pump General 6 Active
USD826629S1 Impeller blade for an agitator or a mixer General 6 Active
US9664199B2 Centrifugal pump, a shaft therefor and a sleeve for coupling the shaft of a centrifugal pump to a shaft of a drive motor Mechanical Engineering; Lighting; Heating 5 Active
USD939584S1 Volute casing for a pump General 5 Active
USD899463S1 Compressor General 4 Active
US9174180B2 Agitator and a method of replacing a shaft seal of an agitator Emerging Cross-Sectional Technologies 4 Active
USD926820S1 Portion of volute casing for a pump General 3 Active
US5564473A Apparatus and method for correcting irregularities in a series shed weaving machine Textiles; Paper 3 Expired
USD947249S1 Volute casing for a pump General 3 Active
US9182001B2 Apparatus and method for the vibration control of a rising pipe of a vertical pump Mechanical Engineering; Lighting; Heating 3 Active
US9339777B2 Method, an apparatus and a rotor for homogenizing a medium Performing Operations; Transporting 2 Active
US9188134B2 Flow machine for a fluid having a radial sealing gap and a stationary wear ring Mechanical Engineering; Lighting; Heating 2 Active
US10787723B2 Nickel base casting alloy, casting, and method for manufacturing an impeller of a rotary machine Mechanical Engineering; Lighting; Heating 2 Active
US9441637B2 Volute shaped pump casing with splitter rib Emerging Cross-Sectional Technologies 2 Active
US9316314B2 Sealing arrangement and pump having a sealing arrangement Mechanical Engineering; Lighting; Heating 2 Active
US10280924B2 Pump and method for changing the pumping capacity of a pump Mechanical Engineering; Lighting; Heating 2 Active
USD947250S1 Volute casing for a pump General 2 Active
US9303654B2 Method for the pressure regulation of a barrier fluid and a pumping device for a method of this kind Mechanical Engineering; Lighting; Heating 2 Active
US11846297B2 Process fluid lubricated pump Mechanical Engineering; Lighting; Heating 2 Active

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