Toshimasa SAJI

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Konan-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spark plug
- Patent number 10,879,675
- Issue date Dec 29, 2020
- NGK Spark Plug Co., Ltd.
- Haruki Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark plug
- Patent number 10,193,311
- Issue date Jan 29, 2019
- NGK Spark Plug Co., Ltd.
- Yutaka Yokoyama
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Spark plug
- Patent number 9,653,888
- Issue date May 16, 2017
- NGK Spark Plug Co., Ltd.
- Yutaka Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulator and spark plug
- Patent number 9,425,585
- Issue date Aug 23, 2016
- NGK Spark Plug Co., Ltd.
- Kengo Fujimura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Ignition plug
- Patent number 8,970,098
- Issue date Mar 3, 2015
- NGK Spark Plug Co., Ltd.
- Toshimasa Saji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ignition plug
- Patent number 8,928,214
- Issue date Jan 6, 2015
- NGK Spark Plug Co., Ltd.
- Toshimasa Saji
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SPARK PLUG
- Publication number 20180048126
- Publication date Feb 15, 2018
- NGK Spark Plug Co., Ltd.
- Yutaka YOKOYAMA
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
SPARK PLUG
- Publication number 20170353013
- Publication date Dec 7, 2017
- NGK SPARK PLUG CO., LTD.
- Haruki YOSHIDA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPARK PLUG
- Publication number 20170093134
- Publication date Mar 30, 2017
- NGK SPARK PLUG CO., LTD.
- Yutaka YOKOYAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
INSULATOR AND SPARK PLUG
- Publication number 20140243184
- Publication date Aug 28, 2014
- NGK SPARK PLUG CO., LTD.
- Kengo Fujimura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
IGNITION PLUG
- Publication number 20140091707
- Publication date Apr 3, 2014
- NGK SPARK PLUG CO., LTD.
- Toshimasa SAJI
- H01 - BASIC ELECTRIC ELEMENTS