TO

Takehiro Oba

Ngk Spark Plug Co.: 3 patents #1 of 139Top 1%
Overall (2021): #60,982 of 548,734Top 15%
3
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
10989686 Gas sensor Shunya Mihara 2021-04-27
10908116 Gas sensor Tomoki Fujii 2021-02-02
10890551 Gas sensor and method for manufacturing the same Shogo Nagata, Shunya Mihara 2021-01-12