Patent assignee · US · COMPANY

Geometrics, Inc.

15Patents
4Active
15Granted
37Portfolio score

Filing activity: Feb 9, 1976 → Jan 23, 2015 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US9726733B2 Optical magnetometers Physics 50 Active
US9726626B2 Quantum mechanical measurement device Physics 45 Active
US6211807A System using spread spectrum modulation for locating underground objects Physics 31 Expired
US7723985B2 Altered sweep bell-bloom magnetometer Physics 9 Active
US4026078A Spherical structural arrangement Fixed Constructions 9 Expired
US4736299A Reflection seismograph method and apparatus Physics 6 Expired
US6037784A Resistivity measuring apparatus having transmitter and receiver with power level signals Physics 6 Expired
US4584560A Floating point digitizer Electricity 4 Expired
US6351128B1 Tow mechanism for resistivity mapping apparatus Mechanical Engineering; Lighting; Heating 3 Expired
US6636042B1 Under and above ground, radio frequency driven element, vector display, metal locating system Physics 2 Expired
US4646275A Dynamic range compression for variable area or wiggle trace display method and apparatus Physics 2 Expired
US9217800B2 Solid marine seismic cable with an array of hydrophones Emerging Cross-Sectional Technologies 2 Active
US6541976B1 Under and above ground, radio frequency driven element, metal locating system Physics 1 Expired
US6859162B2 Underground object locating system without direction ambiguity Physics 0 Expired
US6636043B1 Variable resolution vector positional display for use with an underground object locating system Physics 0 Expired

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