SO

Shigehiro Otsuka

Ngk Spark Plug Co.: 3 patents #540 of 1,594Top 35%
Overall (All Time): #1,501,485 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9291525 Gas sensor element and gas sensor Masaki Onkawa, Toru Iwano, Satoshi Teramoto, Kuniharu Tanaka, Takeshi Mitsuoka 2016-03-22
9234870 Gas sensor element, and gas sensor Masaki Onkawa, Toru Iwano, Satoshi Teramoto, Kuniharu Tanaka, Takeshi Mitsuoka 2016-01-12
8992752 Gas sensor element and gas sensor Masaki Onkawa, Seiji Oya, Satoshi Teramoto, Kuniharu Tanaka, Takeshi Mitsuoka 2015-03-31