Inventor · Clamart, FR

Fadhel Rezgui

20Patents
9h-index
52Co-inventors
78Inventor score

Filing activity: Jul 23, 1992 → Mar 1, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5661237A Method and apparatus for locally measuring flow parameters of a multiphase fluid Physics 31 Expired
US5509312A Diaphragm pressure sensor including anti-stock protection means and gradiomanometer incorporating such a sensor Physics 19 Expired
US8061219B2 Flow restriction insert for differential pressure measurement Physics 18 Active
US7258164B2 Pumping system for oil wells Physics 17 Expired
US7114386B1 Method and apparatus for acquiring data in a hydrocarbon well in production Physics 16 Expired
US6779927B2 Feedthrough with optic fiber sealed in protective tube and optical measurement apparatus using the same Physics 13 Expired
US6655849B1 Optical connector, particularly for operating in high pressure environment Physics 12 Expired
US7562580B2 Ruggedized pressure sensor Physics 10 Active
US7654318B2 Fluid diversion measurement methods and systems Physics 9 Active
US5309136A Electrical circuit such as a Wheatstone bridge with a resistance-adjusting portion Physics 9 Expired
US10900347B2 BOP elastomer health monitoring Fixed Constructions 4 Active
US7610961B2 Downhole separation of oil and water Fixed Constructions 4 Expired
US9810613B2 System and method for sensing displacement of subsea structures Physics 1 Active
US8943900B2 Method and apparatus for differential pressure measurement Physics 1 Active
US7360430B2 High impedance thin film for strain gauge applications Electricity 1 Active
US12332397B2 Systems and methods for enhancing data acquisition operations in seismic surveys Physics 0 Active
US7373832B2 Miniaturized membrane and shell for a pressure measuring sensor Physics 0 Active
US7832501B2 Measurement ahead of the drilling bit by analysis of formation cuttings using ultraviolet light to detect the presence of oil or gas Physics 0 Active
US6615664B1 Method of measuring pressure by means of a pressure gauge having a resonant element Physics 0 Expired
US11761327B2 Depth positioning using gamma-ray correlation and downhole parameter differential Fixed Constructions 0 Active

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