Patent assignee · NL · COMPANY

BERKIN B.V.

52Patents
30Active
52Granted
47Portfolio score

Filing activity: Nov 14, 1996 → Dec 23, 2021 · 10 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6370950B1 Medium flow meter Physics 24 Expired
US6637264B2 Mass flowmeter Physics 12 Expired
US5987981A Method for momentarily identifying a gas or liquid flow, and device for carry out the method Physics 7 Expired
US7300075B2 Sealing assembly Emerging Cross-Sectional Technologies 7 Expired
US7437928B2 Flow sensor of the thermal type Physics 6 Active
US7340965B2 Mass flowmeter of the Coriolis type Physics 5 Expired
US6945106B2 Mass flowmeter Physics 5 Expired
USD553524S1 Coriolis measuring instrument General 5 Expired
US7353718B2 Mass flowmeter of the Coriolis type Physics 5 Expired
US7895905B2 Flowmeter Physics 4 Active
US8561479B2 Coriolis flow sensor Physics 4 Active
USD553523S1 Coriolis measuring instrument General 4 Expired
USD548636S1 Coriolis measuring instrument General 3 Expired
USD1000985S1 Flow meter General 3 Active
US6988400B2 Mass flowmeter having measuring ranges measured by two separate methods Physics 3 Expired
US10013002B2 Fluid flow regulator device, comprising a valve member and a valve seat defining a fluid flow surface area, as well as method of using the same Mechanical Engineering; Lighting; Heating 2 Active
US8881601B2 Flow meter and use thereof for determining a flow of a medium, as well as a method therefor Physics 2 Active
US6511860B1 Method for manufacturing a thermopile on an electrically insulating substrate Electricity 2 Expired
US5970790A Method and device for measuring flows of fluids, based on temperature-differences between two heat-conducting bodies, one of which contains the fluid-flow Physics 2 Expired
US7028544B2 Mass flowmeter for measuring by the CT method Physics 2 Expired
US8151652B2 Coriolis flow sensor with resiliently suspended balancing mass Physics 2 Active
US7729885B2 Coriolis type flow measuring system with analog to digital converters having an adjustable sampling frequency Physics 1 Active
US10302475B2 Thermal flow meter having a cover element that surrounds an insulated housing Physics 1 Active
US6713833B2 Thermopile on an electrical insulating substrate Electricity 1 Expired
US7677112B2 Coriolis flowmeter having constant voltage sensor Physics 1 Active

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