Inventor · Cary, NC, US

Mark W. Roberson

55Patents
10h-index
43Co-inventors
78Inventor score

Filing activity: Jul 11, 1997 → Dec 10, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6377438B1 Hybrid microelectromechanical system tunable capacitor and associated fabrication methods Performing Operations; Transporting 81 Expired
US9494032B2 Methods and apparatus for evaluating downhole conditions with RFID MEMS sensors Physics 37 Active
US6137623A Modulatable reflectors and methods for using same Physics 34 Expired
US6680788B1 Scanning apparatus and associated method Electricity 30 Expired
US6233088A Methods for modulating a radiation signal Physics 23 Expired
US8162055B2 Methods of activating compositions in subterranean zones Emerging Cross-Sectional Technologies 23 Active
US10358914B2 Methods and systems for detecting RFID tags in a borehole environment Physics 18 Active
US9394785B2 Methods and apparatus for evaluating downhole conditions through RFID sensing Fixed Constructions 13 Active
US8083849B2 Activating compositions in subterranean zones Emerging Cross-Sectional Technologies 13 Active
US9879519B2 Methods and apparatus for evaluating downhole conditions through fluid sensing Fixed Constructions 11 Active
US9394756B2 Timeline from slumber to collection of RFID tags in a well environment Fixed Constructions 6 Active
US6832029B2 Impedance control devices for use in the transition regions of electromagnetic and optical circuitry and methods for using the same Electricity 6 Expired
US7042306B2 Three dimensional multimode and optical coupling devices Electricity 5 Expired
US10209175B2 Detection of corrosion using dispersed embedded sensors Physics 4 Active
US9394784B2 Algorithm for zonal fault detection in a well environment Fixed Constructions 4 Active
US10132160B2 Downhole wireless communications using surface waves Fixed Constructions 4 Active
US6906598B2 Three dimensional multimode and optical coupling devices Electricity 4 Expired
US5948228A Method of fabricating a channel member for a PALC display panel Electricity 4 Expired
US10408048B2 Remote actuation of downhole sensors Fixed Constructions 3 Active
US6137550A Structure for a PALC display panel having a helium filling doped with hydrogen Emerging Cross-Sectional Technologies 3 Expired
US5897415A Cathode structure for a plasma addressed liquid crystal display panel Electricity 2 Expired
US10474853B2 Multi-coil RFID sensor assembly Physics 2 Active
US10738590B2 Dynamic sensing of the top of cement (TOC) during cementing of a well casing in a well bore Physics 2 Active
US10914159B2 Downhole fluid characterization methods employing a casing with a multi-electrode configuration Fixed Constructions 2 Active
US6028572A Structure for a PALC display panel having a helium filling doped with hydrogen Electricity 2 Expired

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