DI

Daisuke Ichikawa

Ngk Spark Plug Co.: 2 patents #5 of 139Top 4%
Overall (2021): #169,244 of 548,734Top 35%
2
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11143614 Gas sensor Yusuke Matsukura, Shoji Kitanoya, Masaya Watanabe, Masahiro Yamashita 2021-10-12
10983085 Gas sensor Yusuke Matsukura, Shoji Kitanoya, Masaya Watanabe, Masahiro Yamashita 2021-04-20