Inventor

COOLEY CRAIG H

US117 patents

⚠️ This page may combine multiple inventors who share the name “COOLEY CRAIG H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

COOLEY CRAIG H

US SYNTHETIC CORP

Drill bit having rotational cutting elements and method of drilling

Cutting element apparatuses and drill bits so equipped

Hydrodynamic bearing assemblies, and hydrodynamic bearing apparatuses and motor assemblies using same

Bearing assemblies, and bearing apparatuses and motor assemblies using same

Bearing apparatuses, systems including same, and related methods

Bearing apparatuses, systems including same, and related methods

Cutting element apparatuses and drill bits so equipped

Cutting element apparatuses, drill bits including same, methods of cutting, and methods of rotating a cutting element

Lubricated superhard bearing assemblies

Bearing assemblies, and related methods

Roller bearing apparatuses including compliant rolling elements, and related methods of manufacture

Polycrystalline diamond compact including a substrate having a raised interfacial surface bonded to a leached polycrystalline diamond table, and applications therefor

Drill bit having rotational cutting elements and method of drilling

Drill bit having rotational cutting elements and method of drilling

Tilting pad bearing apparatuses and motor assemblies using the same

Drill bit having rotational cutting elements and method of drilling

Cutting element apparatuses, drill bits including same, methods of cutting, and methods of rotating a cutting element

Cutting element apparatuses, drill bits including same, methods of cutting, and methods of rotating a cutting element

Cutting element apparatuses, drill bits including same, methods of cutting, and methods of rotating a cutting element

BAKER HUGHES INC

Superabrasive cutting element having an asperital cutting face and drill bit so equipped

Drill bits with controlled cutter loading and depth of cut

Cutting element, drill bit, system and method for drilling soft plastic formations

Superabrasive drill bit cutting element with buttress-supported planar chamfer

Drilling apparatus with dynamic cuttings removal and cleaning

Superhard cutting structures for earth boring with enhanced stiffness and heat transfer capabilities

Diamond cutters having modified cutting edge geometry and drill bit mounting arrangement therefor

Superabrasive cutters and drill bits so equipped

Web cutter

Superabrasive cutting elements for rotary drag bits configured for scooping a formation

Superabrasive cutting element with enhanced stiffness, thermal conductivity and cutting efficiency

Diamond cutting structure for drilling hard subterranean formations

Drill bit and method for reducing formation fluid invasion and for improved drilling in plastic formations

Rotary-type earth boring drill bit, modular bearing pads therefor and methods

Rotary drill bits employing optimal cutter placement based on chamfer geometry

COOLEY CRAIG H

Bearings, bearing apparatus, and systems including the same

Drill bit having rotational cutting elements and method of drilling

Bearing elements

Cutting element apparatuses, drill bits including same, methods of cutting, and methods of rotating a cutting element

Systems and methods for evaluation of a superabrasive material

Bearing elements, bearing apparatuses including same, and related methods

Bearing assemblies, apparatuses, and motor assemblies using the same

Tilting pad bearing assemblies and apparatuses, and motor assemblies using the same

Hydrodynamic bearing assemblies, and hydrodynamic bearing apparatuses and motor assemblies using same

Superabrasive elements, methods of manufacturing, and drill bits including same

EASTMAN CHRISTENSEN CO

Rotary drill bit with abrasion and erosion resistant facing

SEXTON TIMOTHY N

Bearing apparatuses, systems including same, and related methods

MIESS DAVID P

Thermally-stable polycrystalline diamond element and compact, and applications therefor such as drill bits

(unassigned)

Stud design for drill bit cutting element

QIAN JIANG

Polycrystalline diamond compact including a carbonate-catalyzed polycrystalline diamond body and applications therefor

KNUTESON CODY W

Polycrystalline diamond bearing pads with bearing portions exhibiting different wear rates and related bearing assemblies and apparatuses