Inventor
OISHI KEIICHIRO
JP52 patents
⚠️ This page may combine multiple inventors who share the name “OISHI KEIICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI SHINDO KK
19 patentsUS7909946B2Mar 22, 2011
Copper alloy
MITSUBISHI SHINDO KK11 citations92
US7608157B2Oct 27, 2009
Heat resistance copper alloy materials
MITSUBISHI SHINDO KK18 citations92
US7883589B2Feb 8, 2011
Free-cutting copper alloy containing very low lead
MITSUBISHI SHINDO KK12 citations84
US8956474B2Feb 17, 2015
Pressure resistant and corrosion resistant copper alloy, brazed structure, and method of manufacturing brazed structure
MITSUBISHI SHINDO KK5 citations73
US10557185B2Feb 11, 2020
Free-cutting copper alloy, and method for producing free-cutting copper alloy
MITSUBISHI SHINDO KK1 citations72
US9017491B2Apr 28, 2015
Hot-forged copper alloy part
MITSUBISHI SHINDO KK5 citations69
US8992706B2Mar 31, 2015
Copper alloy sheet, and method of producing copper alloy sheet
MITSUBISHI SHINDO KK3 citations63
US10570483B2Feb 25, 2020
Copper-based alloy casting in which grains are refined
MITSUBISHI SHINDO KK0 citations52
US10155289B2Dec 18, 2018
Pressure resistant and corrosion resistant copper alloy, brazed structure, and method of manufacturing brazed structure
MITSUBISHI SHINDO KK0 citations52
US10538827B2Jan 21, 2020
Free-cutting copper alloy casting, and method for producing free-cutting copper alloy casting
MITSUBISHI SHINDO KK0 citations51
US10538828B2Jan 21, 2020
Free-cutting copper alloy, and method for producing free-cutting copper alloy
MITSUBISHI SHINDO KK0 citations51
US10163539B2Dec 25, 2018
High strength and high conductivity copper alloy rod or wire
MITSUBISHI SHINDO KK0 citations51
US9121086B2Sep 1, 2015
Copper alloy sheet and method for manufacturing copper alloy sheet
MITSUBISHI SHINDO KK0 citations51
US9970081B2May 15, 2018
Copper alloy and copper alloy sheet
MITSUBISHI SHINDO KK0 citations48
US10020088B2Jul 10, 2018
Copper-alloy plate for terminal/connector material, and method for producing copper-alloy plate for terminal/connector material
MITSUBISHI SHINDO KK0 citations47
US9957589B2May 1, 2018
Copper-alloy plate for terminal/connector material, and method for producing copper-alloy plate for terminal/connector material
MITSUBISHI SHINDO KK0 citations47
US9353426B2May 31, 2016
Silver-white copper alloy and method of producing silver-white copper alloy
MITSUBISHI SHINDO KK0 citations47
US9133535B2Sep 15, 2015
Copper alloy sheet and method of manufacturing copper alloy sheet
MITSUBISHI SHINDO KK0 citations47
US9080227B2Jul 14, 2015
Copper alloy sheet and method of manufacturing copper alloy sheet
MITSUBISHI SHINDO KK0 citations47
OISHI KEIICHIRO
14 patentsUS9163300B2Oct 20, 2015
High strength and high conductivity copper alloy pipe, rod, or wire
OISHI KEIICHIRO8 citations84
US8171886B2May 8, 2012
Structure used in seawater, copper alloy wire or bar forming the structure, and method for manufacturing the copper alloy wire or bar
OISHI KEIICHIRO8 citations84
US9512506B2Dec 6, 2016
High strength and high conductivity copper alloy rod or wire
OISHI KEIICHIRO11 citations82
US9455058B2Sep 27, 2016
High-strength and high-electrical conductivity copper alloy rolled sheet and method of manufacturing the same
OISHI KEIICHIRO5 citations73
US9303300B2Apr 5, 2016
Melt-solidified substance, copper alloy for melt-solidification and method of manufacturing the same
OISHI KEIICHIRO3 citations73
US8986471B2Mar 24, 2015
High strength and high thermal conductivity copper alloy tube and method for producing the same
OISHI KEIICHIRO5 citations73
US10311991B2Jun 4, 2019
High-strength and high-electrical conductivity copper alloy rolled sheet and method of manufacturing the same
OISHI KEIICHIRO1 citations62
US9039964B2May 26, 2015
Copper alloy sheet, and method of producing copper alloy sheet
OISHI KEIICHIRO3 citations62
US10266917B2Apr 23, 2019
Heat resistance copper alloy materials
OISHI KEIICHIRO0 citations52
US10017841B2Jul 10, 2018
Copper alloy casting and method of casting the same
OISHI KEIICHIRO0 citations52
US9328401B2May 3, 2016
Copper alloy casting having excellent machinability, strength, wear resistance and corrosion resistance and method of casting the same
OISHI KEIICHIRO0 citations52
US8506730B2Aug 13, 2013
Copper/zinc alloys having low levels of lead and good machinability
OISHI KEIICHIRO0 citations52
US8147751B2Apr 3, 2012
Silver-white copper alloy and process for producing the same
OISHI KEIICHIRO1 citations52
US9080228B2Jul 14, 2015
Copper alloy sheet and method for manufacturing copper alloy sheet
OISHI KEIICHIRO0 citations51
MITSUBISHI MATERIALS CORP
11 patentsUS11788173B2Oct 17, 2023
Free-cutting copper alloy, and manufacturing method of free-cutting copper alloy
MITSUBISHI MATERIALS CORP1 citations73
US11479834B2Oct 25, 2022
Free-cutting copper alloy and method for manufacturing free-cutting copper alloy
MITSUBISHI MATERIALS CORP3 citations73
US11814712B2Nov 14, 2023
Free-cutting copper alloy and method for producing free-cutting copper alloy
MITSUBISHI MATERIALS CORP0 citations62
US11512370B2Nov 29, 2022
Free-cutting copper alloy and method for producing free-cutting copper alloy
MITSUBISHI MATERIALS CORP0 citations62
US11434548B2Sep 6, 2022
Free-cutting copper alloy and method for producing free-cutting copper alloy
MITSUBISHI MATERIALS CORP0 citations62
US11421301B2Aug 23, 2022
Free-cutting copper alloy casting and method for producing free-cutting copper alloy casting
MITSUBISHI MATERIALS CORP0 citations62
US11421302B2Aug 23, 2022
Free-cutting copper alloy and method for producing free-cutting copper alloy
MITSUBISHI MATERIALS CORP0 citations62
US11313013B2Apr 26, 2022
Free-cutting copper alloy and method for producing free-cutting copper alloy
MITSUBISHI MATERIALS CORP0 citations62
US11136648B2Oct 5, 2021
Free-cutting copper alloy, and method for producing free-cutting copper alloy
MITSUBISHI MATERIALS CORP0 citations62
US11131009B2Sep 28, 2021
High-strength free-cutting copper alloy and method for producing high-strength free-cutting copper alloy
MITSUBISHI MATERIALS CORP0 citations62
US11155909B2Oct 26, 2021
High-strength free-cutting copper alloy and method for producing high-strength free-cutting copper alloy
MITSUBISHI MATERIALS CORP0 citations52
SAMBO COPPER ALLOY CO LTD
2 patentsNAT INST MATERIALS SCIENCE
2 patentsUS12071693B2Aug 27, 2024
Surface treatment method for copper or copper alloy, surface treatment liquid for sterilizing copper or copper alloy, and sterilization method using copper or copper alloy treated by said method
NAT INST MATERIALS SCIENCE0 citations62
US11535939B2Dec 27, 2022
Surface treatment method for copper or copper alloy, surface treatment liquid for sterilizing copper or copper alloy, and sterilization method using copper or copper alloy treated by said method
NAT INST MATERIALS SCIENCE0 citations62
TOYO VALVE CO LTD
1 patentTANAKA SHINJI
1 patentShowing the top 50 of 52 patents by PatentIndex Score.