Hiroki SHIMADA

Follow

Person

Nagoya-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Spark plug that has an insulator less likely to be damaged
- Patent number 11,146,041
- Issue date Oct 12, 2021
- NGK Spark Plug Co., Ltd.
- Hiroki Shimada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark plug
- Patent number 10,763,646
- Issue date Sep 1, 2020
- NGK Spark Plug Co., Ltd.
- Hiroki Shimada
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SPARK PLUG
- Publication number 20230008031
- Publication date Jan 12, 2023
- NGK Spark Plug Co., Ltd.
- Hiroki SHIMADA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPARK PLUG
- Publication number 20210257816
- Publication date Aug 19, 2021
- NGK Spark Plug Co., Ltd.
- Hiroki SHIMADA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPARK PLUG
- Publication number 20190312415
- Publication date Oct 10, 2019
- NGK Spark Plug Co., Ltd.
- Hiroki SHIMADA
- H01 - BASIC ELECTRIC ELEMENTS