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Yutaka Yokoyama

Ngk Spark Plug Co.: 2 patents #30 of 208Top 15%
SU Subaru: 1 patents #54 of 225Top 25%
Overall (2019): #60,543 of 560,194Top 15%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10424901 Spark plug Jumpei Isasa, Seiji Nakano, Hirokazu Kurono, Kuniharu Tanaka, Haruki Yoshida +1 more 2019-09-24
10343548 Onboard battery for vehicle Toshiyuki Hara 2019-07-09
10193311 Spark plug Kuniharu Tanaka, Nobuyoshi Araki, Hirokazu Kurono, Toshimasa Saji, Yusuke Nomura +1 more 2019-01-29