TO

Takehiro Oba

Ngk Spark Plug Co.: 2 patents #38 of 203Top 20%
Overall (2017): #101,025 of 506,227Top 20%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9645110 Gas sensor Yuichi Yamada, Shingo Ito, Makoto Kume 2017-05-09
9541533 Gas sensor Shingo Ito, Makoto Kume, Daisuke Tahira 2017-01-10