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Akihiko Mizutani
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Kuwana-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Structure of spark plug designed to provide higher durability and f...
Patent number
6,891,318
Issue date
May 10, 2005
Denso Corporation
Tsunenobu Hori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing spark plug with noble metal chip for intern...
Patent number
6,827,620
Issue date
Dec 7, 2004
Denso Corporation
Akihiko Mizutani
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
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Patent Application
Structure of spark plug designed to provide higher durability and f...
Publication number
20030038577
Publication date
Feb 27, 2003
Tsunenobu Hori
H01 - BASIC ELECTRIC ELEMENTS