SI

Shoichiro Ito

Ngk Spark Plug Co.: 1 patents #48 of 120Top 40%
📍 Hadano, JP: #24 of 98 inventorsTop 25%
Overall (2002): #118,672 of 266,432Top 45%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6472801 Spark plug with a corrosion impeding layer Yoshihiro Matsubara, Yuji Hirano, Naomichi Miyashita, Hiroaki Kuki 2002-10-29