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ALMT CORP
JP54 patents
Top patents by PatentIndex Score
USD483631SDec 16, 2003
Rotary cutting diamond grinder
ALMT CORP22 citations91
US7926478B2Apr 19, 2011
Super abrasive grain wire saw winding structure, super abrasive grain wire saw cutting device, and super abrasive grain wire saw winding method
ALMT CORP32 citations88
US7768120B2Aug 3, 2010
Heat spreader and semiconductor device using the same
ALMT CORP14 citations83
US7737562B2Jun 15, 2010
Semiconductor element mount, semiconductor device, imaging device, light emitting diode component and light emitting diode
ALMT CORP12 citations83
US7883775B2Feb 8, 2011
Diamond film coated tool and process for producing the same
ALMT CORP11 citations82
USD839444SJan 29, 2019
Crucible
ALMT CORP4 citations81
USD771167SNov 8, 2016
Crucible
ALMT CORP5 citations81
US7556456B2Jul 7, 2009
Mono crystalline diamond cutting tool for ultra precision machining
ALMT CORP8 citations76
US9803291B2Oct 31, 2017
Crucible for growing sapphire single crystal, and method for producing crucible for growing sapphire single crystal
ALMT CORP3 citations73
US7749430B2Jul 6, 2010
Member for semiconductor device and production method thereof
ALMT CORP7 citations73
US7100595B2Sep 5, 2006
Diamond blade
ALMT CORP8 citations72
USD512293SDec 6, 2005
Rotary cutting diamond grinder
ALMT CORP9 citations72
US7470982B2Dec 30, 2008
Substrate for semiconductor device and semiconductor device
ALMT CORP8 citations71
US7083759B2Aug 1, 2006
Method of producing a heat dissipation substrate of molybdenum powder impregnated with copper with rolling in primary and secondary directions
ALMT CORP10 citations71
US10465266B2Nov 5, 2019
Heat-resistant tungsten alloy, friction stir welding tool, and production method
ALMT CORP3 citations70
US9884367B2Feb 6, 2018
Mo—Si—B-based alloy powder, metal-material raw material powder, and method of manufacturing a Mo—Si—B-based alloy powder
ALMT CORP2 citations69
US10174410B2Jan 8, 2019
Heat-resistant molybdenum alloy
ALMT CORP4 citations68
USD1014588SFeb 13, 2024
Rotary cutting tool
ALMT CORP0 citations63
US10875152B2Dec 29, 2020
Super-abrasive grinding wheel
ALMT CORP3 citations63
US6940228B2Sep 6, 2005
Long-life high-pressure discharge lamp and lamp unit using same
ALMT CORP3 citations63
US11312632B2Apr 26, 2022
Tungsten carbide powder
ALMT CORP0 citations62
US7649270B2Jan 19, 2010
Collective substrate, semiconductor element mount, semiconductor device, imaging device, light emitting diode component and light emitting diode
ALMT CORP5 citations62
US7332228B2Feb 19, 2008
Coated refractory metal plate having oxide surface layer, and setter which uses the same and which is used in sintering
ALMT CORP6 citations61
US11293082B2Apr 5, 2022
Powder containing tungsten carbide
ALMT CORP0 citations58
US6692343B2Feb 17, 2004
Superabrasive wheel for mirror finishing
ALMT CORP6 citations58
US12112993B2Oct 8, 2024
Heat radiation member
ALMT CORP0 citations57
USD534933SJan 9, 2007
Wire saw
ALMT CORP3 citations57
USD533203SDec 5, 2006
Wire saw
ALMT CORP2 citations57
US12460281B2Nov 4, 2025
Tungsten-containing material and direct current discharge lamp electrode
ALMT CORP0 citations54
US12318828B2Jun 3, 2025
Wire drawing die
ALMT CORP0 citations53
US11724323B2Aug 15, 2023
Reamer
ALMT CORP0 citations53
US11407047B2Aug 9, 2022
Reamer
ALMT CORP0 citations53
US10215512B2Feb 26, 2019
Heat spreader and method for manufacturing the same
ALMT CORP1 citations53
US7345426B2Mar 18, 2008
Alloy for a lead member of an electric lamp and electrode structure of the electric lamp
ALMT CORP0 citations52
US10011890B2Jul 3, 2018
Sodium tungstate production method
ALMT CORP0 citations51
USD872872SJan 14, 2020
Crucible
ALMT CORP0 citations49
US10553519B2Feb 4, 2020
Heat radiating member and method for producing the same
ALMT CORP0 citations48
US9512504B2Dec 6, 2016
Method for producing sodium tungstate, method for collecting tungsten, apparatus for producing sodium tungstate, and method for producing sodium tungstate aqueous solution
ALMT CORP0 citations48
US9249479B2Feb 2, 2016
Method for producing sodium tungstate, method for collecting tungsten, apparatus for producing sodium tungstate, and method for producing sodium tungstate aqueous solution
ALMT CORP0 citations48
US10100390B2Oct 16, 2018
Heat-resistant molybdenum alloy
ALMT CORP0 citations47
US7547412B2Jun 16, 2009
Composite material, method for producing same and member using same
ALMT CORP0 citations47
US12503633B2Dec 23, 2025
Diamond composite material and heat radiating member
ALMT CORP0 citations45
US12415338B2Sep 16, 2025
Composite material
ALMT CORP0 citations45
US10777403B2Sep 15, 2020
Tungsten electrode material
ALMT CORP0 citations44
US8025710B2Sep 27, 2011
Tungsten alloy grains, processing method using the same, and method for manufacturing the same
ALMT CORP0 citations44
US11819979B2Nov 21, 2023
Abrasive tool
ALMT CORP1 citations43
USD545332SJun 26, 2007
Wire saw
ALMT CORP0 citations43
US11123841B2Sep 21, 2021
Super-abrasive grinding wheel
ALMT CORP0 citations42
US12264384B2Apr 1, 2025
Composite material
ALMT CORP0 citations40
US11673231B2Jun 13, 2023
Vitrified bond super-abrasive grinding wheel
ALMT CORP0 citations40
Showing the top 50 of 54 patents by PatentIndex Score.