LexDanaLexDanabeta
Inventor

James L. Overstreet

Inventor
Tomball, TX, US

Overview

68→
Patents
1996–2020
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 68 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E21Bprimary
E21BEarth or rock drilling39%
B22FWorking metallic powder12%
C22CAlloys11%
B23KSoldering or unsoldering7%
C23CCoating metallic material7%
Y10TTechnical subjects covered by former us classification4%
B24DTools for grinding, buffing or sharpening4%
B23PMetal-working not otherwise provided for2%
B22DCasting of metals1%
B24BMachines, devices, or processes for grinding or polishing1%
PatentTitleYear
10,815,734Earth-boring tools including polymer matrix composite hardfacing material and related methods202010,357,861Magnetic sample holder for abrasive operations and related methods201910,221,628Methods of repairing cutting element pockets in earth-boring tools with depth-of-cut control features201910,077,605Components and motors for downhole tools and methods of applying hardfacing to surfaces thereof201810,077,638Downhole tools having hydrophobic coatings, and methods of manufacturing such tools20189,790,608'Methods of forming borided down hole tools'20179,765,441'Methods of forming borided down-hole tools'20179,687,940'Methods and compositions for brazing, and earth-boring tools formed from such methods and compositions'20179,670,738'Methods of forming a hardfacing composition, methods of hardfacing a downhole tool, and methods of forming an earth-boring bit'20179,506,297'Abrasive wear-resistant materials and earth-boring tools comprising such materials'20169,439,277'Robotically applied hardfacing with pre-heat'20169,303,305'Non-magnetic drill string member with non-magnetic hardfacing and method of making the same'20169,291,002'Methods of repairing cutting element pockets in earth-boring tools with depth-of-cut control features'20169,200,485'Methods for applying abrasive wear-resistant materials to a surface of a drill bit'20159,045,943'Components and motors for downhole tools and methods of applying hardfacing to surfaces thereof'20158,943,663'Methods of forming and repairing cutting element pockets in earth-boring tools with depth-of-cut control features, and tools and structures formed by such methods'20158,776,341'Method of repairing diamond rock bit'20148,758,462'Methods for applying abrasive wear-resistant materials to earth-boring tools and methods for securing cutting elements to earth-boring tools'20148,540,036'Ultrahard sintered carbide particles in hardfacing for earth-boring bit'20138,388,723'Abrasive wear-resistant materials, methods for applying such materials to earth-boring tools, and methods of securing a cutting element to an earth-boring tool using such materials'20138,307,920'Roller cone disk with shaped compacts'20128,292,985'Materials for enhancing the durability of earth-boring bits, and methods of forming such materials'20128,230,762'Methods of forming earth-boring rotary drill bits including bit bodies having boron carbide particles in aluminum or aluminum-based alloy matrix materials'20128,220,566'Carburized monotungsten and ditungsten carbide eutectic particles, materials and earth-boring tools including such particles, and methods of forming such particles, materials, and tools'20128,104,550'Methods for applying wear-resistant material to exterior surfaces of earth-boring tools and resulting structures'20128,074,750'Earth-boring tools comprising silicon carbide composite materials, and methods of forming same'20118,047,309'Passive and active up-drill features on fixed cutter earth-boring tools and related systems and methods'20118,028,769'Reamer with stabilizers for use in a wellbore'20118,002,052'Particle-matrix composite drill bits with hardfacing'20117,997,359'Abrasive wear-resistant hardfacing materials, drill bits and drilling tools including abrasive wear-resistant hardfacing materials'20117,980,333'Bar trimmers on disk bit'20117,913,779'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'20117,878,274'Steel tooth disk with hardfacing'20117,866,417'Self sharpening steel tooth cutting structure'20117,823,664'Corrosion protection for head section of earth boring bit'20107,807,099'Method for forming earth-boring tools comprising silicon carbide composite materials'20107,784,567'Earth-boring rotary drill bits including bit bodies comprising reinforced titanium or titanium-based alloy matrix materials, and methods for forming such bits'20107,703,555'Drilling tools having hardfacing with nickel-based matrix materials and hard particles'20107,677,338'System, method, and apparatus for passive and active updrill features on roller cone drill bits'20107,654,346'Steel tooth drill bit with improved tooth breakage resistance'20107,628,230'Wide groove roller cone bit'20097,621,345'High density row on roller cone bit'20097,621,347'Bit leg and cone hardfacing for earth-boring bit'20097,597,159'Drill bits and drilling tools including abrasive wear-resistant materials'20097,549,485'Expandable reamer apparatus for enlarging subterranean boreholes and methods of use'20097,510,034'System, method, and apparatus for enhancing the durability of earth-boring bits with carbide materials'20097,484,577'Bit leg outer surface hardfacing on earth-boring bit'20097,350,600'Shirttails for reducing damaging effects of cuttings'20087,343,990'Rotary rock bit with hardfacing to reduce cone erosion'20087,240,746'Bit gage hardfacing'20077,182,162'Shirttails for reducing damaging effects of cuttings'20076,923,276'Streamlined mill-toothed cone for earth boring bit'20056,766,870'Mechanically shaped hardfacing cutting/wear structures'20046,651,756'Steel body drill bits with tailored hardfacing structural elements'20036,450,271'Surface modifications for rotary drill bits'20026,374,704'Steel-tooth bit with improved toughness'20026,371,225'Drill bit and surface treatment for tungsten carbide insert'20026,360,832'Hardfacing with multiple grade layers'20026,253,862'Earth-boring bit with cutter spear point hardfacing'20016,248,149'Hardfacing composition for earth-boring bits using macrocrystalline tungsten carbide and spherical cast carbide'2001RE037127'Hardfacing composition for earth-boring bits'20016,206,115'Steel tooth bit with extra-thick hardfacing'20016,065,552'Cutting elements with binderless carbide layer'20005,979,575'Hybrid rock bit'19995,954,147'Earth boring bits with nanocrystalline diamond enhanced elements'19995,791,423'Earth-boring bit having an improved hard-faced tooth structure'19985,663,512'Hardfacing composition for earth-boring bits'19975,492,186'Steel tooth bit with a bi-metallic gage hardfacing'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2019Patents assigned to BAKER HUGHES INC (65)· patent assignee history
1996–2002Based in Webster, TX, US· patent location history
2002Based in Tombell, TX, US· patent location history
2003–2020Based in Tomball, TX, US· patent location history
2010–2016Patents assigned to OVERSTREET JAMES L (16)· patent assignee history
2011–2016Patents assigned to EASON JIMMY W (7)· patent assignee history
2011–2016Patents assigned to STEVENS JOHN H (4)· patent assignee history
2012–2015Patents assigned to GILMORE KENNETH E (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BAKER HUGHES INC651996–2019
OVERSTREET JAMES Lself162010–2016
EASON JIMMY W72011–2016
STEVENS JOHN H42011–2016
GILMORE KENNETH E32012–2015
Locations
LocationPatentsSpan
Tomball, Texas, US542003–2020
Webster, Texas, US131996–2002
Tombell, Texas, US12002