HH

Hideki Hamatani

NS Nippon Steel: 1 patents #127 of 421Top 35%
NM Nippon Steel & Sumitomo Metal: 1 patents #1 of 7Top 15%
Overall (2021): #157,150 of 548,734Top 30%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11027361 Spot-welded joint and spot welding method Chisato Wakabayashi, Fuminori Watanabe, Seiji Furusako, Yasunobu Miyazaki, Hiroyuki Kawata +1 more 2021-06-08
11028456 Electric resistance welded steel pipe for torsion beam Takaaki Fukushi, Yasuhiro Shinohara 2021-06-08