MI

Muneyuki Iwata

Ngk Spark Plug Co.: 1 patents #52 of 146Top 40%
Overall (2020): #337,085 of 565,922Top 60%
1
Patents 2020

Issued Patents 2020

Patent #TitleCo-InventorsDate
10639736 Ceramic-metal structure Yoshiaki Nagaya, Toshikazu Horio, Shigeyuki Yamamoto 2020-05-05