Akira Arai

Person

Shimosuwa-machi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sheet manufacturing apparatus and control method of sheet manufactu...
- Patent number 11,077,581
- Issue date Aug 3, 2021
- Seiko Epson Corporation
- Kaneo Yoda
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Sheet manufacturing apparatus, sheet manufacturing system, control...
- Patent number 11,008,707
- Issue date May 18, 2021
- Seiko Epson Corporation
- Kaneo Yoda
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Image formation apparatus and image formation method
- Patent number 7,211,361
- Issue date May 1, 2007
- Seiko Epson Corporation
- Akira Arai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image formation apparatus and method for decreasing density unevenness
- Patent number 7,149,440
- Issue date Dec 12, 2006
- Seiko Epson Corporation
- Akira Arai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic material manufacturing method, ribbon-shaped magnetic mate...
- Patent number 7,138,070
- Issue date Nov 21, 2006
- Seiko Epson Corporation
- Akira Arai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Magnetic powder and isotropic bonded magnet
- Patent number 7,087,185
- Issue date Aug 8, 2006
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic material manufacturing method, ribbon-shaped magnetic mate...
- Patent number 7,025,897
- Issue date Apr 11, 2006
- Seiko Epson Corporation
- Akira Arai
Information Patent Grant
Magnetic powder, manufacturing method of magnetic powder and bonded...
- Patent number 6,979,374
- Issue date Dec 27, 2005
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic powder and isotropic bonded magnet
- Patent number 6,951,625
- Issue date Oct 4, 2005
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...
- Patent number 6,942,930
- Issue date Sep 13, 2005
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing magnet materials, and ribbon-shaped magnet...
- Patent number 6,916,385
- Issue date Jul 12, 2005
- Seiko Epson Corporation
- Akira Arai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Magnetic powder, manufacturing method of magnetic powder and bonded...
- Patent number 6,896,745
- Issue date May 24, 2005
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...
- Patent number 6,892,792
- Issue date May 17, 2005
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing magnetic powder, magnetic powder and bonded...
- Patent number 6,872,326
- Issue date Mar 29, 2005
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic powder and isotropic bonded magnet
- Patent number 6,855,265
- Issue date Feb 15, 2005
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic powder and isotropic bonded magnet
- Patent number 6,852,246
- Issue date Feb 8, 2005
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...
- Patent number 6,838,014
- Issue date Jan 4, 2005
- Seiko Epson Corporation
- Akira Arai
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic material manufacturing method, ribbon-shaped magnetic mate...
- Patent number 6,830,633
- Issue date Dec 14, 2004
- Seiko Epson Corporation
- Akira Arai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...
- Patent number 6,796,363
- Issue date Sep 28, 2004
- Seiko Epson Corporation
- Akira Arai
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic powder and bonded magnet
- Patent number 6,660,178
- Issue date Dec 9, 2003
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic powder and bonded magnet
- Patent number 6,648,989
- Issue date Nov 18, 2003
- Seiko Epson Corporation
- Akira Arai
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic powder, manufacturing method of magnetic powder and bonded...
- Patent number 6,627,102
- Issue date Sep 30, 2003
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic powder and isotropic bonded magnet
- Patent number 6,558,482
- Issue date May 6, 2003
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing magnetic powder, magnetic powder and bonded...
- Patent number 6,554,913
- Issue date Apr 29, 2003
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic powder and isotropic bonded magnet
- Patent number 6,551,418
- Issue date Apr 22, 2003
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cooling roll, method for manufacturing magnet material, ribbon shap...
- Patent number 6,536,507
- Issue date Mar 25, 2003
- Seiko Epson Corporation
- Akira Arai
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic powder and isotropic bonded magnet
- Patent number 6,527,875
- Issue date Mar 4, 2003
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic powder and isotropic bonded magnet
- Patent number 6,521,054
- Issue date Feb 18, 2003
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnet powders and isotropic rare-earth bonded magnets
- Patent number 6,503,415
- Issue date Jan 7, 2003
- Seiko Epson Corporation
- Akira Arai
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic powder and isotropic bonded magnet
- Patent number 6,500,277
- Issue date Dec 31, 2002
- Seiko Epson Corporation
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC BEAD, MAGNETIC BEAD DISPERSION LIQUID, AND METHOD OF MANUF...
- Publication number 20240145138
- Publication date May 2, 2024
- SEIKO EPSON CORPORATION
- Akira ARAI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Magnetic Beads, Magnetic Beads Dispersion Liquid, Method Of Manufac...
- Publication number 20230260683
- Publication date Aug 17, 2023
- SEIKO EPSON CORPORATION
- Akira ARAI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Insulating Material-Coated Soft Magnetic Powder, Method For Produci...
- Publication number 20230078743
- Publication date Mar 16, 2023
- SEIKO EPSON CORPORATION
- Akira ARAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SHEET MANUFACTURING APPARATUS AND CONTROL METHOD OF SHEET MANUFACTU...
- Publication number 20210324555
- Publication date Oct 21, 2021
- SEIKO EPSON CORPORATION
- Kaneo YODA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FIBER STRUCTURE AND FIBER STRUCTURE BLOCK
- Publication number 20210087727
- Publication date Mar 25, 2021
- SEIKO EPSON CORPORATION
- Satomi YOSHIOKA
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Application
RECORDING MEDIUM MANUFACTURING APPARATUS
- Publication number 20200102703
- Publication date Apr 2, 2020
- SEIKO EPSON CORPORATION
- Kaneo YODA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
SHEET MANUFACTURING APPARATUS AND CONTROL METHOD OF SHEET MANUFACTU...
- Publication number 20200101637
- Publication date Apr 2, 2020
- SEIKO EPSON CORPORATION
- Kaneo YODA
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Application
SHEET, SHEET MANUFACTURING APPARATUS, AND SHEET MANUFACTURING METHOD
- Publication number 20200011009
- Publication date Jan 9, 2020
- SEIKO EPSON CORPORATION
- Akira ARAI
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Application
SHEET MANUFACTURING APPARATUS, SHEET MANUFACTURING SYSTEM, CONTROL...
- Publication number 20190062996
- Publication date Feb 28, 2019
- SEIKO EPSON CORPORATION
- Kaneo YODA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Image formation apparatus and image formation method
- Publication number 20060182453
- Publication date Aug 17, 2006
- Seiko Epson Corporation
- Akira Arai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image formation apparatus and image formation method
- Publication number 20050095015
- Publication date May 5, 2005
- Seiko Epson Corporation
- Akira Arai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COOLING ROLL, RIBBON-SHAPED MAGNETIC MATERIALS, MAGNETIC POWDERS AN...
- Publication number 20040245491
- Publication date Dec 9, 2004
- Akira Arai
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Magnetic material manufacturing method, ribbon-shaped magnetic mate...
- Publication number 20040119570
- Publication date Jun 24, 2004
- Akira Arai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Magnetic powder, manufacturing method of magnetic powder and bonded...
- Publication number 20040099341
- Publication date May 27, 2004
- Akira Arai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Magnetic powder, manufacturing method of magnetic powder and bonded...
- Publication number 20040074569
- Publication date Apr 22, 2004
- Akira Arai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...
- Publication number 20030217788
- Publication date Nov 27, 2003
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of manufacturing magnetic powder, magnetic powder and bonded...
- Publication number 20030213532
- Publication date Nov 20, 2003
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Magnetic powder and isotropic bonded magnet
- Publication number 20030213534
- Publication date Nov 20, 2003
- Akira Arai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...
- Publication number 20030172997
- Publication date Sep 18, 2003
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Magnetic powder and isotropic bonded magnet
- Publication number 20030155044
- Publication date Aug 21, 2003
- Akira Arai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Magnetic powder and isotropic bonded magnet
- Publication number 20030136472
- Publication date Jul 24, 2003
- Akira Arai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method of manufacturing magnet material, ribbon-shaped magnet mater...
- Publication number 20030056933
- Publication date Mar 27, 2003
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Magnetic powder and isotropic bonded magnet
- Publication number 20030037845
- Publication date Feb 27, 2003
- Akira Arai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Magnetic powder, manufacturing method of magnetic powder and bonded...
- Publication number 20020153064
- Publication date Oct 24, 2002
- Akira Arai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Magnetic powder, manufacturing method of magnetic powder and bonded...
- Publication number 20020148535
- Publication date Oct 17, 2002
- Akira Arai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method of manufacturing magnetic powder, magnetic powder and bonded...
- Publication number 20020066498
- Publication date Jun 6, 2002
- Akira Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Magnetic material manufacuturing method, ribbon-shaped magnetic mat...
- Publication number 20020053372
- Publication date May 9, 2002
- Akira Arai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...
- Publication number 20020038680
- Publication date Apr 4, 2002
- Akira Arai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Magnetic powder, manufacturing method of magnetic powder and bonded...
- Publication number 20020036032
- Publication date Mar 28, 2002
- Akira Arai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Magnetic powder and bonded magnet
- Publication number 20020028334
- Publication date Mar 7, 2002
- Akira Arai
- B22 - CASTING POWDER METALLURGY

Person

Patents Grantslast 30 patents

Sheet manufacturing apparatus and control method of sheet manufactu...

Sheet manufacturing apparatus, sheet manufacturing system, control...

Image formation apparatus and image formation method

Image formation apparatus and method for decreasing density unevenness

Magnetic material manufacturing method, ribbon-shaped magnetic mate...

Magnetic powder and isotropic bonded magnet

Magnetic material manufacturing method, ribbon-shaped magnetic mate...

Magnetic powder, manufacturing method of magnetic powder and bonded...

Magnetic powder and isotropic bonded magnet

Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...

Method of manufacturing magnet materials, and ribbon-shaped magnet...

Magnetic powder, manufacturing method of magnetic powder and bonded...

Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...

Method of manufacturing magnetic powder, magnetic powder and bonded...

Magnetic powder and isotropic bonded magnet

Magnetic powder and isotropic bonded magnet

Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...

Magnetic material manufacturing method, ribbon-shaped magnetic mate...

Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...

Magnetic powder and bonded magnet

Magnetic powder and bonded magnet

Magnetic powder, manufacturing method of magnetic powder and bonded...

Magnetic powder and isotropic bonded magnet

Method of manufacturing magnetic powder, magnetic powder and bonded...

Magnetic powder and isotropic bonded magnet

Cooling roll, method for manufacturing magnet material, ribbon shap...

Magnetic powder and isotropic bonded magnet

Magnetic powder and isotropic bonded magnet

Magnet powders and isotropic rare-earth bonded magnets

Magnetic powder and isotropic bonded magnet

Patents Applicationslast 30 patents

MAGNETIC BEAD, MAGNETIC BEAD DISPERSION LIQUID, AND METHOD OF MANUF...

Magnetic Beads, Magnetic Beads Dispersion Liquid, Method Of Manufac...

Insulating Material-Coated Soft Magnetic Powder, Method For Produci...

SHEET MANUFACTURING APPARATUS AND CONTROL METHOD OF SHEET MANUFACTU...

FIBER STRUCTURE AND FIBER STRUCTURE BLOCK

RECORDING MEDIUM MANUFACTURING APPARATUS

SHEET MANUFACTURING APPARATUS AND CONTROL METHOD OF SHEET MANUFACTU...

SHEET, SHEET MANUFACTURING APPARATUS, AND SHEET MANUFACTURING METHOD

SHEET MANUFACTURING APPARATUS, SHEET MANUFACTURING SYSTEM, CONTROL...

Image formation apparatus and image formation method

Image formation apparatus and image formation method

COOLING ROLL, RIBBON-SHAPED MAGNETIC MATERIALS, MAGNETIC POWDERS AN...

Magnetic material manufacturing method, ribbon-shaped magnetic mate...

Magnetic powder, manufacturing method of magnetic powder and bonded...

Magnetic powder, manufacturing method of magnetic powder and bonded...

Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...

Method of manufacturing magnetic powder, magnetic powder and bonded...

Magnetic powder and isotropic bonded magnet

Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...

Magnetic powder and isotropic bonded magnet

Magnetic powder and isotropic bonded magnet

Method of manufacturing magnet material, ribbon-shaped magnet mater...

Magnetic powder and isotropic bonded magnet

Magnetic powder, manufacturing method of magnetic powder and bonded...

Magnetic powder, manufacturing method of magnetic powder and bonded...

Method of manufacturing magnetic powder, magnetic powder and bonded...

Magnetic material manufacuturing method, ribbon-shaped magnetic mat...

Cooling roll, ribbon-shaped magnetic materials, magnetic powders an...

Magnetic powder, manufacturing method of magnetic powder and bonded...

Magnetic powder and bonded magnet