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Yuhji Umeda
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Iwakura-City, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Piezoelectric/electrostrictive element having a specific coverage a...
Patent number
8,476,805
Issue date
Jul 2, 2013
NGK Insulators, Ltd.
Takao Ohnishi
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Multilayered ceramic substrate fireable in low temperature
Patent number
5,041,342
Issue date
Aug 20, 1991
NGK Insulators, Ltd.
Yuhji Umeda
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Patents Applications
last 30 patents
Information
Patent Application
POWER SEMICONDUCTOR MODULE AND MANUFACTURING METHOD FOR POWER SEMIC...
Publication number
20220020651
Publication date
Jan 20, 2022
NGK Electronics Devices, Inc.
Yuhji UMEDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CERAMIC DEVICE AND JOINED BODY
Publication number
20170092835
Publication date
Mar 30, 2017
NGK Insulators, Ltd.
Masayuki UETANI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PIEZOELECTRIC/ELECTROSTRICTIVE ELEMENT AND MANUFACTURING METHOD OF...
Publication number
20100187953
Publication date
Jul 29, 2010
NGK Insulators, Ltd.
Takao Ohnishi
H01 - BASIC ELECTRIC ELEMENTS