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Tamotsu Ishiyama
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Chuo-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
R-T-B based permanent magnet
Patent number
10,784,028
Issue date
Sep 22, 2020
TDK Corporation
Tamotsu Ishiyama
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
R-T-B based permanent magnet
Patent number
10,672,546
Issue date
Jun 2, 2020
TDK Corporation
Masashi Miwa
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
R-T-B based alloy strip, and R-T-B based sintered magnet and method...
Patent number
9,620,268
Issue date
Apr 11, 2017
TDK Corporation
Taeko Tsubokura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
R-T-B based sintered magnet and production method for same, and rot...
Patent number
9,613,737
Issue date
Apr 4, 2017
TDK Corporation
Eiji Kato
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
R-T-B based alloy strip, and R-T-B based sintered magnet and method...
Patent number
9,607,742
Issue date
Mar 28, 2017
TDK Corporation
Tamotsu Ishiyama
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Dielectric ceramic composition and ceramic electronic component
Patent number
8,492,302
Issue date
Jul 23, 2013
TDK Corporation
Kosuke Takano
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Dielectric ceramic composition and ceramic electronic component
Patent number
8,492,301
Issue date
Jul 23, 2013
TDK Corporation
Kosuke Takano
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Printing and drying method, method of production of electronic devi...
Patent number
7,661,361
Issue date
Feb 16, 2010
TDK Corporation
Masaaki Kanasugi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Release layer paste and method of production of a multilayer type e...
Patent number
7,604,858
Issue date
Oct 20, 2009
TDK Corporation
Kyotaro Abe
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of production of peeling layer paste and method of productio...
Patent number
7,396,425
Issue date
Jul 8, 2008
TDK Corporation
Tamotsu Ishiyama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Piezoelectric porcelain and method for preparation thereof
Patent number
7,309,450
Issue date
Dec 18, 2007
TDK Corporation
Masaru Nanao
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
R-T-B BASED PERMANENT MAGNET
Publication number
20170250013
Publication date
Aug 31, 2017
TDK Corporation
Tamotsu ISHIYAMA
C21 - METALLURGY OF IRON
Information
Patent Application
R-T-B BASED PERMANENT MAGNET
Publication number
20170250015
Publication date
Aug 31, 2017
TDK Corporation
Masashi MIWA
C21 - METALLURGY OF IRON
Information
Patent Application
R-T-B BASED ALLOY STRIP, AND R-T-B BASED SINTERED MAGNET AND METHOD...
Publication number
20140308152
Publication date
Oct 16, 2014
Taeko Tsubokura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
R-T-B BASED ALLOY STRIP, AND R-T-B BASED SINTERED MAGNET AND METHOD...
Publication number
20140286815
Publication date
Sep 25, 2014
TDK Corporation
Tamotsu Ishiyama
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
R-T-B BASED SINTERED MAGNET AND PRODUCTION METHOD FOR SAME, AND ROT...
Publication number
20140286816
Publication date
Sep 25, 2014
TDK Corporation
Eiji Kato
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
R-T-B SINTERED MAGNET AND METHOD FOR PRODUCTION THEREOF, AND ROTARY...
Publication number
20140247100
Publication date
Sep 4, 2014
TDK Corporation
Taeko Tsubokura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Dielectric Ceramic Composition and Ceramic Electronic Component
Publication number
20120063056
Publication date
Mar 15, 2012
TDK Corporation
Kosuke Takano
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
DIELECTRIC CERAMIC COMPOSITION AND CERAMIC ELECTRONIC COMPONENT
Publication number
20110216473
Publication date
Sep 8, 2011
TDK Corporation
Kosuke Takano
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Printing and drying method, method of production of electronic devi...
Publication number
20060213382
Publication date
Sep 28, 2006
TDK Corporation
Masaaki Kanasugi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method of production of peeling layer paste and method of productio...
Publication number
20060037690
Publication date
Feb 23, 2006
TDK Corporation
Tamotsu Ishiyama
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Release layer paste and method of production of multilayer type ele...
Publication number
20060035071
Publication date
Feb 16, 2006
TDK Corporation
Tamotsu Ishiyama
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Release layer paste and method of production of a multilayer type e...
Publication number
20060035072
Publication date
Feb 16, 2006
TDK Corporation
Kyotaro Abe
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Piezoelectric porcelain and method for preparation thereof
Publication number
20050006618
Publication date
Jan 13, 2005
Masaru Nanao
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES