Inventor · Diemelstraße, TX, US

Jimmy W. Eason

60Patents
14h-index
45Co-inventors
84Inventor score

Filing activity: Sep 28, 1994 → Sep 26, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US7556668B2 Consolidated hard materials, methods of manufacture, and applications Emerging Cross-Sectional Technologies 57 Expired
US5609447A Surface decarburization of a drill bit Emerging Cross-Sectional Technologies 51 Expired
US7776256B2 Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies Performing Operations; Transporting 45 Active
US7954569B2 Earth-boring bits Performing Operations; Transporting 40 Expired
US7152703B2 Compact for earth boring bit with asymmetrical flanks and shoulders Fixed Constructions 38 Expired
US5780139A Multi-layer anvil for ultra high pressure presses Emerging Cross-Sectional Technologies 38 Expired
US7802495B2 Methods of forming earth-boring rotary drill bits Performing Operations; Transporting 37 Active
US5628837A Surface decarburization of a drill bit having a refined primary cutting edge Performing Operations; Transporting 36 Expired
US6372012B1 Superhard filler hardmetal including a method of making Chemistry; Metallurgy 35 Expired
US8087324B2 Cast cones and other components for earth-boring tools and related methods Performing Operations; Transporting 24 Active
US8490674B2 Methods of forming at least a portion of earth-boring tools Performing Operations; Transporting 23 Active
US8007714B2 Earth-boring bits Performing Operations; Transporting 21 Active
US7810588B2 Multi-layer encapsulation of diamond grit for use in earth-boring bits Performing Operations; Transporting 20 Active
US7510034B2 System, method, and apparatus for enhancing the durability of earth-boring bits with carbide materials Performing Operations; Transporting 15 Active
US8201610B2 Methods for manufacturing downhole tools and downhole tool parts Chemistry; Metallurgy 14 Active
US7784567B2 Earth-boring rotary drill bits including bit bodies comprising reinforced titanium or titanium-based alloy matrix materials, and methods for forming such bits Performing Operations; Transporting 14 Active
US7913779B2 Earth-boring rotary drill bits including bit bodies having boron carbide particles in aluminum or aluminum-based alloy matrix materials, and methods for forming such bits Fixed Constructions 13 Active
US7691173B2 Consolidated hard materials, earth-boring rotary drill bits including such hard materials, and methods of forming such hard materials Emerging Cross-Sectional Technologies 13 Active
US7997359B2 Abrasive wear-resistant hardfacing materials, drill bits and drilling tools including abrasive wear-resistant hardfacing materials Performing Operations; Transporting 11 Active
US8309018B2 Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies Performing Operations; Transporting 10 Active
US8230762B2 Methods of forming earth-boring rotary drill bits including bit bodies having boron carbide particles in aluminum or aluminum-based alloy matrix materials Fixed Constructions 9 Active
US7807099B2 Method for forming earth-boring tools comprising silicon carbide composite materials Chemistry; Metallurgy 8 Active
US7829013B2 Components of earth-boring tools including sintered composite materials and methods of forming such components Emerging Cross-Sectional Technologies 8 Active
US7011169B2 Expanded coverage carbide compact Fixed Constructions 7 Expired
US8172914B2 Infiltration of hard particles with molten liquid binders including melting point reducing constituents, and methods of casting bodies of earth-boring tools Performing Operations; Transporting 7 Active

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