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Yuji KAJI
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Kariya-city, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Ground electrode for spark plug and spark plug
Patent number
11,757,261
Issue date
Sep 12, 2023
Denso Corporation
Yuji Kaji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Spark plug having a recess formed in an electrode
Patent number
10,637,214
Issue date
Apr 28, 2020
Denso Corporation
Yuji Kaji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Spark plug for internal combustion engine
Patent number
10,559,944
Issue date
Feb 11, 2020
Denso Corporation
Yuji Kaji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Spark plug for internal combustion engine
Patent number
10,476,238
Issue date
Nov 12, 2019
Denso Corporation
Yuji Kaji
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
GROUND ELECTRODE FOR SPARK PLUG AND SPARK PLUG
Publication number
20230147920
Publication date
May 11, 2023
DENSO CORPORATION
Yuji KAJI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SPARK PLUG
Publication number
20190237943
Publication date
Aug 1, 2019
DENSO CORPORATION
Yuji KAJI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SPARK PLUG FOR INTERNAL COMBUSTION ENGINE
Publication number
20190214791
Publication date
Jul 11, 2019
Denso Corporation
Yuji KAJI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SPARK PLUG FOR INTERNAL COMBUSTION ENGINE
Publication number
20190181620
Publication date
Jun 13, 2019
DENSO CORPORATION
Yuji KAJI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PIPE MATERIAL AND PRODUCTION METHOD THEREFOR
Publication number
20180159304
Publication date
Jun 7, 2018
DENSO CORPORATION
Masayuki TAMURA
B32 - LAYERED PRODUCTS