Matahiro Komuro

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Soft magnetic material and method for producing the same, and elect...
- Patent number 12,129,558
- Issue date Oct 29, 2024
- Hitachi, Ltd.
- Matahiro Komuro
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Ball screw, method for manufacturing ball screw, power steering dev...
- Patent number 12,060,926
- Issue date Aug 13, 2024
- Hitachi Astemo, Ltd.
- Matahiro Komuro
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel material, material processing method, and material processing...
- Patent number 10,240,225
- Issue date Mar 26, 2019
- Hitachi, Ltd.
- Matahiro Komuro
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Alcoholic solution and sintered magnet
- Patent number 9,373,432
- Issue date Jun 21, 2016
- Hitachi Chemical Company, Ltd.
- Nobuo Abe
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Sintered magnet
- Patent number 9,129,731
- Issue date Sep 8, 2015
- Hitachi, Ltd.
- Matahiro Komuro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic material and motor using the same
- Patent number 8,821,649
- Issue date Sep 2, 2014
- Hitachi, Ltd.
- Takayuki Kanda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ferromagnetic compound magnet
- Patent number 8,764,917
- Issue date Jul 1, 2014
- Hitachi, Ltd.
- Hiroyuki Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Powdered-iron magnet and rotating machine using the same
- Patent number 8,388,769
- Issue date Mar 5, 2013
- Hitachi, Ltd.
- Matahiro Komuro
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Permanent magnet type electric rotating machine
- Patent number 8,358,040
- Issue date Jan 22, 2013
- Hitachi, Ltd.
- Matahiro Komuro
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Rotating machine with sintered magnet and method for producing sint...
- Patent number 8,350,430
- Issue date Jan 8, 2013
- Hitachi, Ltd.
- Matahiro Komuro
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Rare earth magnet
- Patent number 8,303,732
- Issue date Nov 6, 2012
- Hitachi, Ltd.
- Hiroyuki Suzuki
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Compacted magnetic core, production method of the same, and motor f...
- Patent number 8,226,779
- Issue date Jul 24, 2012
- Hitachi, Ltd.
- Takao Imagawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High resistance magnet and motor using the same
- Patent number 8,222,785
- Issue date Jul 17, 2012
- Hitachi, Ltd.
- Matahiro Komuro
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Rare-earth magnet
- Patent number 8,119,260
- Issue date Feb 21, 2012
- Hitachi, Ltd.
- Matahiro Komuro
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Rare-earth magnet and manufacturing method thereof and magnet motor
- Patent number 8,084,128
- Issue date Dec 27, 2011
- Hitachi, Ltd.
- Matahiro Komuro
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
High resistance magnet and motor using the same
- Patent number 7,972,450
- Issue date Jul 5, 2011
- Hitachi, Ltd.
- Matahiro Komuro
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Rare earth element magnet and method of manufacturing same
- Patent number 7,927,501
- Issue date Apr 19, 2011
- Hitachi, Ltd.
- Matahiro Komuro
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Magnet using binding agent and method of manufacturing the same
- Patent number 7,914,695
- Issue date Mar 29, 2011
- Hitachi, Ltd.
- Yuichi Satsu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Motor
- Patent number 7,906,881
- Issue date Mar 15, 2011
- Hitachi, Ltd.
- Yuji Enomoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Sintered magnet and rotating machine equipped with the same
- Patent number 7,880,357
- Issue date Feb 1, 2011
- Hitachi, Ltd.
- Hiroyuki Suzuki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Dynamo electric machine with an alloy member
- Patent number 7,876,012
- Issue date Jan 25, 2011
- Hitachi, Ltd.
- Matahiro Komuro
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Rare-earth magnet and manufacturing method thereof and magnet motor
- Patent number 7,871,475
- Issue date Jan 18, 2011
- Hitachi, Ltd.
- Matahiro Komuro
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Treating agent for forming a fluoride coating film and method for f...
- Patent number 7,862,654
- Issue date Jan 4, 2011
- Hitachi Chemical Company, Ltd.
- Yuichi Satsu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
MRI apparatus with high-resistance magnet
- Patent number 7,847,555
- Issue date Dec 7, 2010
- Hitachi, Ltd.
- Matahiro Komuro
- G01 - MEASURING TESTING
Information Patent Grant
Compacted magnetic core with high resistance, manufacturing method...
- Patent number 7,816,820
- Issue date Oct 19, 2010
- Hitachi, Ltd.
- Takao Imagawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Treating agent for forming a fluoride coating film and method for f...
- Patent number 7,815,726
- Issue date Oct 19, 2010
- Hitachi Chemical Company, Ltd.
- Yuichi Satsu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Low loss magnet and magnetic circuit using the same
- Patent number 7,806,991
- Issue date Oct 5, 2010
- Hitachi, Ltd.
- Matahiro Komuro
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Sintered magnet and rotating machine equipped with the same
- Patent number 7,800,271
- Issue date Sep 21, 2010
- Hitachi, Ltd.
- Matahiro Komuro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High resistance magnet and motor using the same
- Patent number 7,696,662
- Issue date Apr 13, 2010
- Hitachi, Ltd.
- Matahiro Komuro
- G11 - INFORMATION STORAGE
Information Patent Grant
Rare-earth magnet and manufacturing method thereof and magnet motor
- Patent number 7,569,114
- Issue date Aug 4, 2009
- Hitachi, Ltd.
- Matahiro Komuro
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Soft Magnetic Iron Sheet, Method for Producing Soft Magnetic Iron S...
- Publication number 20230290551
- Publication date Sep 14, 2023
- Hitachi, Ltd
- Matahiro KOMURO
- C21 - METALLURGY OF IRON
Information Patent Application
Soft Magnetic Material, Method for Producing Soft Magnetic Material...
- Publication number 20230287546
- Publication date Sep 14, 2023
- Hitachi, Ltd
- Kazuya SHINAGAWA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
SOFT MAGNETIC STEEL SHEET, METHOD FOR MANUFACTURING THE SOFT MAGNET...
- Publication number 20220328225
- Publication date Oct 13, 2022
- Hitachi, Ltd
- Matahiro KOMURO
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
BALL SCREW, METHOD FOR MANUFACTURING BALL SCREW, POWER STEERING DEV...
- Publication number 20220128135
- Publication date Apr 28, 2022
- Hitachi Astemo, Ltd.
- Matahiro KOMURO
- C21 - METALLURGY OF IRON
Information Patent Application
SOFT MAGNETIC MATERIAL AND METHOD FOR PRODUCING THE SAME, AND ELECT...
- Publication number 20220042157
- Publication date Feb 10, 2022
- Hitachi, Ltd
- Matahiro KOMURO
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
SINTERED MAGNET AND PRODUCTION METHOD FOR SINTERED MAGNET
- Publication number 20210272727
- Publication date Sep 2, 2021
- Hitachi, Ltd
- Matahiro KOMURO
- B22 - CASTING POWDER METALLURGY
Information Patent Application
STRUCTURAL MATERIAL
- Publication number 20190284676
- Publication date Sep 19, 2019
- Hitachi, Ltd
- Matahiro KOMURO
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
STEEL MATERIAL, MATERIAL PROCESSING METHOD, AND MATERIAL PROCESSING...
- Publication number 20160083821
- Publication date Mar 24, 2016
- Hitachi, Ltd
- Matahiro KOMURO
- C21 - METALLURGY OF IRON
Information Patent Application
SINTERED MAGNET AND PROCESS FOR PRODUCTION THEREOF
- Publication number 20150170809
- Publication date Jun 18, 2015
- Hitachi, Ltd
- Matahiro Komuro
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SINTERED MAGNET AND PRODUCTION PROCESS THEREFOR
- Publication number 20150162117
- Publication date Jun 11, 2015
- Hitachi, Ltd
- Matahiro Komuro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
STRUCTURAL BODY AND PRODUCTION METHOD FOR THE SAME
- Publication number 20150071702
- Publication date Mar 12, 2015
- Hitachi, Ltd
- Matahiro KOMURO
- C21 - METALLURGY OF IRON
Information Patent Application
Rare Earth Magnet and Motor Using the Same
- Publication number 20130278104
- Publication date Oct 24, 2013
- Matahiro Komuro
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Sintered Magnet Motor
- Publication number 20130162089
- Publication date Jun 27, 2013
- Hitachi, Ltd
- Matahiro KOMURO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Alcoholic Solution and Sintered Magnet
- Publication number 20130126775
- Publication date May 23, 2013
- Hitachi Chemical Company, Ltd.
- Nobuo ABE
- B82 - NANO-TECHNOLOGY
Information Patent Application
Sintered Magnet
- Publication number 20130069746
- Publication date Mar 21, 2013
- Hitachi, Ltd
- Matahiro KOMURO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Rotating Machine with Sintered Magnet and Method for Producing Sint...
- Publication number 20120205573
- Publication date Aug 16, 2012
- Hitachi, Ltd
- Matahiro Komuro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RARE-EARTH MAGNET
- Publication number 20120175986
- Publication date Jul 12, 2012
- Matahiro Komuro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MAGNETIC MATERIAL AND MOTOR OBTAINED USING SAME
- Publication number 20120145944
- Publication date Jun 14, 2012
- Matahiro Komuro
- C01 - INORGANIC CHEMISTRY
Information Patent Application
TREATING SOLUTION FOR FORMING FLUORIDE COATING FILM AND METHOD FOR...
- Publication number 20120111232
- Publication date May 10, 2012
- Matahiro Komuro
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
SINTERED MAGNET AND ROTATING ELECTRIC MACHINE USING SAME
- Publication number 20120025651
- Publication date Feb 2, 2012
- Matahiro Komuro
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
HIGH RESISTANCE MAGNET AND MOTOR USING THE SAME
- Publication number 20110254646
- Publication date Oct 20, 2011
- MATAHIRO KOMURO
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC MATERIAL AND MOTOR USING THE SAME
- Publication number 20110240909
- Publication date Oct 6, 2011
- Hitachi, Ltd.
- Takayuki KANDA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FERROMAGNETIC COMPOUND MAGNET
- Publication number 20110133112
- Publication date Jun 9, 2011
- Hitachi, Ltd.
- Hiroyuki SUZUKI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
RARE-EARTH MAGNET AND MANUFACTURING METHOD THEREOF AND MAGNET MOTOR
- Publication number 20110079327
- Publication date Apr 7, 2011
- Matahiro Komuro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TREATING AGENT FOR FORMING A FLUORIDE COATING FILM AND METHOD FOR F...
- Publication number 20100297343
- Publication date Nov 25, 2010
- YUICHI SATSU
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Rare Earth Magnet and Motor Using the Same
- Publication number 20100289366
- Publication date Nov 18, 2010
- Hitachi, Ltd
- Matahiro KOMURO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
RARE EARTH MAGNET
- Publication number 20100194509
- Publication date Aug 5, 2010
- Hitachi, Ltd.
- Hiroyuki SUZUKI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
HIGH RESISTANCE MAGNET AND MOTOR USING THE SAME
- Publication number 20100141367
- Publication date Jun 10, 2010
- MATAHIRO KOMURO
- G11 - INFORMATION STORAGE
Information Patent Application
Sintered Magnet and Rotating Machine Equipped with the Same
- Publication number 20100079025
- Publication date Apr 1, 2010
- Hitachi, Ltd
- Hiroyuki Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Rotating Machine with Sintered Magnet and Method for Producing Sint...
- Publication number 20100079024
- Publication date Apr 1, 2010
- Hitachi, Ltd
- Matahiro Komuro
- H01 - BASIC ELECTRIC ELEMENTS

Matahiro Komuro

Person

Patents Grantslast 30 patents

Soft magnetic material and method for producing the same, and elect...

Ball screw, method for manufacturing ball screw, power steering dev...

Steel material, material processing method, and material processing...

Alcoholic solution and sintered magnet

Sintered magnet

Magnetic material and motor using the same

Ferromagnetic compound magnet

Powdered-iron magnet and rotating machine using the same

Permanent magnet type electric rotating machine

Rotating machine with sintered magnet and method for producing sint...

Rare earth magnet

Compacted magnetic core, production method of the same, and motor f...

High resistance magnet and motor using the same

Rare-earth magnet

Rare-earth magnet and manufacturing method thereof and magnet motor

High resistance magnet and motor using the same

Rare earth element magnet and method of manufacturing same

Magnet using binding agent and method of manufacturing the same

Motor

Sintered magnet and rotating machine equipped with the same

Dynamo electric machine with an alloy member

Rare-earth magnet and manufacturing method thereof and magnet motor

Treating agent for forming a fluoride coating film and method for f...

MRI apparatus with high-resistance magnet

Compacted magnetic core with high resistance, manufacturing method...

Treating agent for forming a fluoride coating film and method for f...

Low loss magnet and magnetic circuit using the same

Sintered magnet and rotating machine equipped with the same

High resistance magnet and motor using the same

Rare-earth magnet and manufacturing method thereof and magnet motor

Patents Applicationslast 30 patents

Soft Magnetic Iron Sheet, Method for Producing Soft Magnetic Iron S...

Soft Magnetic Material, Method for Producing Soft Magnetic Material...

SOFT MAGNETIC STEEL SHEET, METHOD FOR MANUFACTURING THE SOFT MAGNET...

BALL SCREW, METHOD FOR MANUFACTURING BALL SCREW, POWER STEERING DEV...

SOFT MAGNETIC MATERIAL AND METHOD FOR PRODUCING THE SAME, AND ELECT...

SINTERED MAGNET AND PRODUCTION METHOD FOR SINTERED MAGNET

STRUCTURAL MATERIAL

STEEL MATERIAL, MATERIAL PROCESSING METHOD, AND MATERIAL PROCESSING...

SINTERED MAGNET AND PROCESS FOR PRODUCTION THEREOF

SINTERED MAGNET AND PRODUCTION PROCESS THEREFOR

STRUCTURAL BODY AND PRODUCTION METHOD FOR THE SAME

Rare Earth Magnet and Motor Using the Same

Sintered Magnet Motor

Alcoholic Solution and Sintered Magnet

Sintered Magnet

Rotating Machine with Sintered Magnet and Method for Producing Sint...

RARE-EARTH MAGNET

MAGNETIC MATERIAL AND MOTOR OBTAINED USING SAME

TREATING SOLUTION FOR FORMING FLUORIDE COATING FILM AND METHOD FOR...

SINTERED MAGNET AND ROTATING ELECTRIC MACHINE USING SAME

HIGH RESISTANCE MAGNET AND MOTOR USING THE SAME

MAGNETIC MATERIAL AND MOTOR USING THE SAME

FERROMAGNETIC COMPOUND MAGNET

RARE-EARTH MAGNET AND MANUFACTURING METHOD THEREOF AND MAGNET MOTOR

TREATING AGENT FOR FORMING A FLUORIDE COATING FILM AND METHOD FOR F...

Rare Earth Magnet and Motor Using the Same

RARE EARTH MAGNET

HIGH RESISTANCE MAGNET AND MOTOR USING THE SAME

Sintered Magnet and Rotating Machine Equipped with the Same

Rotating Machine with Sintered Magnet and Method for Producing Sint...