NY

Naohumi Yamamura

Ngk Spark Plug Co.: 1 patents #959 of 1,594Top 65%
Overall (All Time): #3,179,862 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8558441 Plasma jet ignition plug Daisuke Nakano, Yoshikuni Sato, Hiroyuki Kameda, Daisuke Kasahara 2013-10-15