Inventor · Austin, TX, US

Stanley C. Gianzero

20Patents
15h-index
11Co-inventors
78Inventor score

Filing activity: May 24, 1979 → Oct 1, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US4468623A Method and apparatus using pad carrying electrodes for electrically investigating a borehole Physics 135 Expired
US5757191A Virtual induction sonde for steering transmitted and received signals Physics 109 Expired
US4302722A Induction logging utilizing resistive and reactive induced signal components to determine conductivity and coefficient of anisotropy Physics 76 Expired
US5045795A Azimuthally oriented coil array for MWD resistivity logging Physics 75 Expired
US4980643A Induction logging and apparatus utilizing skew signal measurements in dipping beds Physics 62 Expired
US5115198A Pulsed electromagnetic dipmeter method and apparatus employing coils with finite spacing Physics 59 Expired
US5038107A Method and apparatus for making induction measurements through casing Physics 56 Expired
US7227363B2 Determining formation anisotropy based in part on lateral current flow measurements Fixed Constructions 50 Expired
US6958610B2 Method and apparatus measuring electrical anisotropy in formations surrounding a wellbore Physics 39 Expired
US6393364B1 Determination of conductivity in anisotropic dipping formations from magnetic coupling measurements Physics 36 Expired
US5453693A Logging system for measuring dielectric properties of fluids in a cased well using multiple mini-wave guides Emerging Cross-Sectional Technologies 34 Expired
US6556016B2 Induction method for determining dip angle in subterranean earth formations Physics 33 Expired
US6819112B2 Method of combining vertical and magnetic dipole induction logs for reduced shoulder and borehole effects Physics 24 Expired
US4300098A Microwave electromagnetic logging with mudcake correction Emerging Cross-Sectional Technologies 23 Expired
US5506769A Method for enhancing vertical resolution of nuclear well logging instruments Physics 18 Expired
US6727706B2 Virtual steering of induction tool for determination of formation dip angle Physics 14 Expired
US5191290A Logging apparatus for measurement of earth formation resistivity Physics 10 Expired
US6765386B2 Galvanic method of measuring electrical anisotropy Physics 8 Expired
US4481472A Pulsed induction logging for determining conductivity and invaded zone properties Physics 6 Expired
US4583045A Pulsed induction logging for determining invaded zone properties Physics 2 Expired

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