Patent assignee · CH · COMPANY

SENTRON INC.

11Patents
1Active
11Granted
37Portfolio score

Filing activity: Feb 2, 1987 → Nov 11, 2014

Most-cited patents

PatentTitleAreaCited byStatus
US5942895A Magnetic field sensor and current and/or energy sensor Physics 255 Expired
US6184679A Magnetic field sensor comprising two hall elements Physics 241 Expired
US6545462B2 Sensor for the detection of the direction of a magnetic field having magnetic flux concentrators and hall elements Physics 206 Expired
US6278271A Three dimensional magnetic field sensor Physics 179 Expired
US7038448B2 Magnetic field sensor Physics 131 Expired
US6969988B2 Angle determining apparatus and angle determining system Physics 68 Expired
US4911256A Dietetic measurement apparatus Physics 60 Expired
US7129691B2 Current sensor and current sensor manufacturing method Electricity 46 Expired
US6731108B2 Device with a magnetic position encoder Physics 26 Expired
US6376321B1 Method of making a pn-junction in a semiconductor element Emerging Cross-Sectional Technologies 7 Expired
US9990080B2 Touch input sensing method for reducing influence of parasitic capacitance and device therefor Physics 4 Active

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