Inventor · Randburg, ZA

John H. Liversage

14Patents
5h-index
19Co-inventors
59Inventor score

Filing activity: Apr 8, 2009 → Sep 16, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US8757299B2 Cutting element and method of forming thereof Chemistry; Metallurgy 42 Active
US8684112B2 Cutting elements for earth-boring tools, earth-boring tools including such cutting elements and related methods Emerging Cross-Sectional Technologies 33 Active
US8919462B2 Cutting elements for earth-boring tools, earth-boring tools including such cutting elements and related methods Emerging Cross-Sectional Technologies 11 Active
US8800692B2 Cutting elements configured to generate shear lips during use in cutting, earth-boring tools including such cutting elements, and methods of forming and using such cutting elements and earth-boring tools Performing Operations; Transporting 9 Active
US10006253B2 Cutting elements for earth-boring tools and earth-boring tools including such cutting elements Emerging Cross-Sectional Technologies 7 Active
US9606008B2 Temperature sensor Emerging Cross-Sectional Technologies 5 Active
US9255312B2 Cutting tool insert Emerging Cross-Sectional Technologies 3 Active
US9199356B2 Cutting element Performing Operations; Transporting 1 Active
US8973686B2 Super-hard cutter inserts and tools Emerging Cross-Sectional Technologies 1 Active
US10309157B2 Cutting element incorporating a cutting body and sleeve and an earth-boring tool including the cutting element Chemistry; Metallurgy 0 Active
US9567808B2 Cutting elements configured to generate shear lips during use in cutting, earth-boring tools including such cutting elements, and methods of forming and using such cutting elements and earth-boring tools Performing Operations; Transporting 0 Active
US11969860B2 Polycrystalline diamond Chemistry; Metallurgy 0 Active
US9816324B2 Cutting element incorporating a cutting body and sleeve and method of forming thereof Chemistry; Metallurgy 0 Active
US9297213B2 Polycrystalline diamond element Chemistry; Metallurgy 0 Active

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