HK

Hiroshi Kihira

NM Nippon Steel & Sumitomo Metal: 2 patents #84 of 466Top 20%
Overall (2018): #144,609 of 503,207Top 30%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10074857 Titanium or titanium alloy material for fuel cell separator having high contact conductivity with carbon and high durability, fuel cell separator including the same, and manufacturing method therefor Yuuichi Yosida, Taku Kagawa, Takumi Nishimoto, Koki Tanaka, Masao Kimura +3 more 2018-09-11
9947942 Titanium material or titanium alloy material for fuel cell separator having high contact conductivity with carbon and high durability, fuel cell separator including the same, and fuel cell Kazuhiro Takahashi, Taku Kagawa, Kiyonori Tokuno, Takumi Nishimoto, Koki Tanaka 2018-04-17