RT

Ryoji Toyoda

Ngk Spark Plug Co.: 1 patents #65 of 212Top 35%
Overall (2018): #253,190 of 503,207Top 55%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10058925 Sialon sintered body and cutting insert Fumihiro Kikkawa, Atsushi Komura 2018-08-28