Inventor · Randburg, ZA

David Dew

7Patents
3h-index
9Co-inventors
46Inventor score

Filing activity: Sep 15, 1999 → Aug 21, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6245125A Copper, nickel and cobalt recovery Emerging Cross-Sectional Technologies 21 Expired
US6582494B1 Recovery of nickel and copper from sulphide concentrates by bioleaching Emerging Cross-Sectional Technologies 15 Expired
US10204159B2 On-demand system and method for retrieving video from a commercial vehicle Physics 8 Active
US6733567B1 Recovery of nickel from nickel bearing sulphide minerals by bioleaching Emerging Cross-Sectional Technologies 2 Expired
US6833020B1 Recovery of copper from copper bearing sulphide minerals by bioleaching with controlled oxygen feed Emerging Cross-Sectional Technologies 1 Expired
US6860919B1 Recovery of precious metal from sulphide minerals by bioleaching Emerging Cross-Sectional Technologies 1 Expired
US8268038B2 High temperature leaching process Emerging Cross-Sectional Technologies 0 Active

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