Hirokazu Arakawa

Person

Kitakyushu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Laminated iron core and manufacturing method of laminated iron core
- Patent number 11,632,023
- Issue date Apr 18, 2023
- Mitsui High-Tec, Inc.
- Hirokazu Arakawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Annular core piece and annular core
- Patent number 11,605,990
- Issue date Mar 14, 2023
- Mitsui High-Tec, Inc.
- Hirokazu Arakawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Laminated iron core and manufacturing method of laminated iron core
- Patent number 10,581,303
- Issue date Mar 3, 2020
- Mitsui High-Tec, Inc.
- Hirokazu Arakawa
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Armature and method for producing armature
- Patent number 10,476,339
- Issue date Nov 12, 2019
- Mitsui High-Tec, Inc.
- Masahiro Izumi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of manufacturing laminated core
- Patent number 10,411,568
- Issue date Sep 10, 2019
- MITSUI HIGH-TEC, INC.
- Hirokazu Arakawa
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Manufacturing method for laminated core and manufacturing apparatus...
- Patent number 9,539,799
- Issue date Jan 10, 2017
- Mitsui High-tec, Inc.
- Yukinori Oba
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
LAMINATED IRON CORE AND MANUFACTURING METHOD OF LAMINATED IRON CORE
- Publication number 20200161942
- Publication date May 21, 2020
- MITSUI HIGH-TEC, INC.
- Hirokazu ARAKAWA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
ANNULAR CORE PIECE AND ANNULAR CORE
- Publication number 20200014256
- Publication date Jan 9, 2020
- MITSUI HIGH-TEC, INC.
- Hirokazu ARAKAWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ARMATURE AND METHOD FOR PRODUCING ARMATURE
- Publication number 20180198343
- Publication date Jul 12, 2018
- MITSUI HIGH-TEC, INC.
- Masahiro IZUMI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD OF MANUFACTURING LAMINATED CORE
- Publication number 20170338724
- Publication date Nov 23, 2017
- MITSUI HIGH-TEC, INC.
- Hirokazu ARAKAWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LAMINATED IRON CORE AND MANUFACTURING METHOD OF LAMINATED IRON CORE
- Publication number 20160285325
- Publication date Sep 29, 2016
- MITSUI HIGH-TEC, INC.
- Hirokazu ARAKAWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MANUFACTURING METHOD FOR LAMINATED CORE AND MANUFACTURING APPARATUS...
- Publication number 20140231003
- Publication date Aug 21, 2014
- MITSUI HIGH-TEC, INC.
- Yukinori Oba
- B32 - LAYERED PRODUCTS

Hirokazu Arakawa

Person

Patents Grantslast 30 patents

Laminated iron core and manufacturing method of laminated iron core

Annular core piece and annular core

Laminated iron core and manufacturing method of laminated iron core

Armature and method for producing armature

Method of manufacturing laminated core

Manufacturing method for laminated core and manufacturing apparatus...

Patents Applicationslast 30 patents

LAMINATED IRON CORE AND MANUFACTURING METHOD OF LAMINATED IRON CORE

ANNULAR CORE PIECE AND ANNULAR CORE

ARMATURE AND METHOD FOR PRODUCING ARMATURE

METHOD OF MANUFACTURING LAMINATED CORE

LAMINATED IRON CORE AND MANUFACTURING METHOD OF LAMINATED IRON CORE

MANUFACTURING METHOD FOR LAMINATED CORE AND MANUFACTURING APPARATUS...