Takashi SEKIZAWA

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Nagoya-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spark plug
- Patent number 12,009,639
- Issue date Jun 11, 2024
- NGK Spark Plug Co., Ltd.
- Takashi Sekizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark plug
- Patent number 10,804,682
- Issue date Oct 13, 2020
- NGK Spark Plug Co., Ltd.
- Takashi Sekizawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SPARK PLUG
- Publication number 20220166196
- Publication date May 26, 2022
- NGK Spark Plug Co., Ltd.
- Takashi SEKIZAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPARK PLUG
- Publication number 20200244048
- Publication date Jul 30, 2020
- NGK SPARK PLUG CO., LTD.
- Takashi SEKIZAWA
- H01 - BASIC ELECTRIC ELEMENTS