HH

Hideki Hamatani

NM Nippon Steel & Sumitomo Metal: 2 patents #70 of 478Top 15%
Overall (2017): #148,536 of 506,227Top 30%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9702019 Quenched steel pipe member, vehicle axle beam using quenched steel pipe member, and method for manufacturing quenched steel pipe member Takaaki Fukushi, Koichi Sato, Satoshi Kato, Yoshiaki Hirota 2017-07-11
9610648 Spot welded joint and spot welding method Hatsuhiko Oikawa, Masafumi Azuma, Noriyuki Suzuki, Fuminori Watanabe, Naoki Maruyama +1 more 2017-04-04