KT

Kuniharu Tanaka

Ngk Spark Plug Co.: 4 patents #6 of 212Top 3%
Overall (2018): #41,025 of 503,207Top 9%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10153622 Spark plug having the thickness of a magnetic member without excessively narrowing an electrode member Hironori Uegaki, Shoma Tsumagari, Kazuhiro Kurosawa, Katsuya Takaoka 2018-12-11
10090646 Spark plug Katsuya Takaoka, Kazuhiro Kurosawa, Hisashi KOZUKA, Toshitaka Honda, Hirokazu Kurono +2 more 2018-10-02
9997894 Spark plug having a resistor element Hironori Uegaki, Kazuhiro Kurosawa, Katsuya Takaoka 2018-06-12
9912125 Spark plug Haruki Yoshida, Jumpei Isasa, Toshitaka Honda, Yutaka Yokoyama, Nobuyoshi Araki +1 more 2018-03-06