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DIAMET CORP
JP32 patents
Top patents by PatentIndex Score
US8360648B2Jan 29, 2013
Oil-impregnated sintered bearing and method of producing the same
DIAMET CORP10 citations83
US11446737B2Sep 20, 2022
Molding die and molding method
DIAMET CORP2 citations71
US11183321B2Nov 23, 2021
Powder magnetic core with silica-based insulating film, method of producing the same, and electromagnetic circuit component
DIAMET CORP3 citations71
US11648611B2May 16, 2023
Sintered oil-impregnated bearing
DIAMET CORP0 citations62
US11441608B2Sep 13, 2022
Sintered bearing for motor-type fuel pump and production method therefor
DIAMET CORP0 citations62
US11353063B2Jun 7, 2022
Sintered bearing
DIAMET CORP0 citations62
US7677127B2Mar 16, 2010
Rotation transmission member, rotation transmission assembly, and gear mechanism
DIAMET CORP2 citations62
US12359282B2Jul 15, 2025
Method for manufacturing Cu—Ni—Al-based sintered alloy
DIAMET CORP0 citations61
US10941465B2Mar 9, 2021
Cu-based sintered sliding material, and production method therefor
DIAMET CORP0 citations61
US10618099B2Apr 14, 2020
Sizing die for densifying surface of sintered body, production method using same, and product obtained therefrom
DIAMET CORP1 citations61
US7819645B2Oct 26, 2010
Internal gear pump
DIAMET CORP2 citations61
US12109745B2Oct 8, 2024
Insert sintered part and manufacturing method for same
DIAMET CORP0 citations60
US11999088B2Jun 4, 2024
Insert sintered part and manufacturing method for same
DIAMET CORP0 citations60
US11578393B2Feb 14, 2023
Heat-resistant sintered material having excellent high-temperature wear resistance and salt damage resistance and method for producing same
DIAMET CORP0 citations56
US9574559B2Feb 21, 2017
Oil pump rotor
DIAMET CORP2 citations56
US9844811B2Dec 19, 2017
Raw material powder for powder metallurgy
DIAMET CORP1 citations51
US9663844B2May 30, 2017
Sintered alloy superior in wear resistance
DIAMET CORP1 citations51
US12296390B2May 13, 2025
Insert bearing and manufacturing method thereof, sintered bearing suitable for insert bearing, sintered insert component and manufacturing method thereof, and sintered component suitable for sintered insert component
DIAMET CORP0 citations50
US11498127B2Nov 15, 2022
Device and method for manufacturing multilayer molded article
DIAMET CORP0 citations50
US10745780B2Aug 18, 2020
Cu-based sintered bearing and production method for Cu-based sintered bearing
DIAMET CORP0 citations50
US10654104B2May 19, 2020
Sintered bearing
DIAMET CORP0 citations50
US9849511B2Dec 26, 2017
Method of producing a Cu-based sintered sliding member
DIAMET CORP0 citations50
US10532406B2Jan 14, 2020
Sintered sliding member having exceptional corrosion resistance, heat resistance, and wear resistance; and method for producing said member
DIAMET CORP0 citations49
US10041536B2Aug 7, 2018
Sintered bearing for motor-type fuel pump with superior corrosion resistance, wear resistance and conformability
DIAMET CORP0 citations49
US10865828B2Dec 15, 2020
Oil-impregnated sintered bearing
DIAMET CORP0 citations47
US11248654B2Feb 15, 2022
Oil impregnated sintered bearing and production method thereof
DIAMET CORP0 citations46
US10697495B2Jun 30, 2020
Iron-copper-based oil-impregnated sintered bearing and method for manufacturing same
DIAMET CORP0 citations43
US10683568B2Jun 16, 2020
Heat-resistant sintered material having excellent oxidation resistance, high-temperature wear resistance and salt damage resistance, and method for producing same
DIAMET CORP0 citations43
US10428873B2Oct 1, 2019
Iron-copper-based oil-impregnated sintered bearing and method for manufacturing same
DIAMET CORP0 citations43
US10843264B2Nov 24, 2020
Molding die and molding method
DIAMET CORP0 citations40
US10731704B2Aug 4, 2020
Oil-impregnated sintered bearing and production method therefor
DIAMET CORP0 citations40
US10018196B2Jul 10, 2018
Rotating body, rotating body material, and method of manufacturing rotating body
DIAMET CORP0 citations32