AS

Atsutoshi Sugiyama

Ngk Spark Plug Co.: 1 patents #10 of 87Top 15%
Overall (2022): #521,840 of 548,613Top 100%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11252790 Ceramic heater Naoya Nakanishi, Yusuke Makino 2022-02-15