Inventor · Oberrohrdorf, CH

Klaus Bohnert

62Patents
13h-index
50Co-inventors
87Inventor score

Filing activity: Nov 4, 1988 → Feb 14, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6563970B1 Pressure sensor with fibre-integrated bragg grating, comprising an integrated temperature sensor with fibre-integrated bragg grating Physics 66 Expired
US6885784B2 Anisotropic distributed feedback fiber laser sensor Physics 64 Expired
US6630658B1 Fiber laser pressure sensor Physics 47 Expired
US6597821B1 Fiber laser sensor for measuring differential pressures and flow velocities Physics 35 Expired
US5053693A Fibreoptical sensor Physics 34 Expired
US5715058A Method and device for the optical determination of a physical quantity Physics 28 Expired
US6636321B2 Fiber-optic current sensor Physics 24 Expired
US5953121A Magneto-optic current sensor having a mechanically stress-free .lambda./4 element Physics 23 Expired
US4939447A Fiber-optic voltage sensor Physics 23 Expired
US6740866B1 Fibre Bragg-grating sensor Physics 20 Expired
US4929830A Fiber-optic electric field sensor with piezoelectric body sensor Physics 18 Expired
US6140810A Fiber-optic voltage sensor for outdoor high-voltage installations Physics 14 Expired
US5136236A Arrangement for voltage measurement in a GIS installation Electricity 14 Expired
US8233754B2 Optical high voltage sensor Physics 10 Active
US7911196B2 Optical voltage sensor Physics 9 Active
US6876188B2 Electro-optical voltage sensor for high voltages Physics 8 Expired
US9279834B2 High-voltage sensor with axially overlapping electrodes and local field sensors Physics 8 Active
US7251023B2 High-resolution fiber laser sensor Electricity 7 Expired
US6734657B2 Temperature-compensated fiber optic current sensor Physics 7 Expired
US7075286B2 Fiber-optic current sensor Physics 7 Expired
US7339680B2 Temperature-stabilized sensor coil and current sensor Physics 7 Expired
US5945667A Method for temperature compensation of measuring signals of a fiber-optic sensor Physics 6 Expired
US5053694A Device for measuring an electric field Physics 6 Expired
US5343036A Optical measurement of electrical quantities using inverse piezoelectric effect with dual double-mode fiber Physics 6 Expired
US7046867B2 Fiberoptic current sensor having a plurality of sensor heads Physics 6 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.