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last 30 patents
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Patent Grant
Method for producing semiconductor production device component, and...
Patent number
11,560,336
Issue date
Jan 24, 2023
NGK Spark Plug Co., Ltd.
Kohei Mitsuya
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Component for semiconductor production device, and production metho...
Patent number
11,142,484
Issue date
Oct 12, 2021
NGK Spark Plug Co., Ltd.
Kohei Mitsuya
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
COMPONENT FOR SEMICONDUCTOR PRODUCTION DEVICE
Publication number
20190304813
Publication date
Oct 3, 2019
NGK Spark Plug Co., Ltd.
Kohei MITSUYA
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD FOR PRODUCING SEMICONDUCTOR PRODUCTION DEVICE COMPONENT, AND...
Publication number
20190284100
Publication date
Sep 19, 2019
NGK Spark Plug Co., Ltd.
Kohei MITSUYA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPONENT FOR SEMICONDUCTOR PRODUCTION DEVICE, AND PRODUCTION METHO...
Publication number
20190263724
Publication date
Aug 29, 2019
NGK Spark Plug Co., Ltd.
Kohei MITSUYA
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Method for producing multi-layer electronic component
Publication number
20040226647
Publication date
Nov 18, 2004
NGK SPARK PLUG CO., LTD.
Junichi Ito
B32 - LAYERED PRODUCTS