KT

Katsuya Takaoka

Ngk Spark Plug Co.: 3 patents #16 of 203Top 8%
Overall (2017): #71,494 of 506,227Top 15%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9653888 Spark plug Yutaka Yokoyama, Kuniharu Tanaka, Shun Kondo, Nobuyoshi Araki, Toshiki Kon +6 more 2017-05-16
9595814 Spark plug Takashi KASASHIMA, Kazuhiro Kurosawa, Kuniharu Tanaka, Toshitaka Honda, Hirokazu Kurono +2 more 2017-03-14
9590395 Spark plug Kazuhiro Kurosawa, Kuniharu Tanaka, Toshitaka Honda, Hirokazu Kurono, Haruki Yoshida +1 more 2017-03-07