KI

Kazutoshi Ichikawa

NM Nippon Steel & Sumitomo Metal: 2 patents #70 of 478Top 15%
Overall (2017): #135,541 of 506,227Top 30%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9834931 H-section steel and method of producing the same Masaki Mizoguchi, Manabu Hoshino, Kazuaki Mitsuyasu, Hirokazu Sugiyama 2017-12-05
9644372 High-strength H-beam steel exhibiting excellent low-temperature toughness and method of manufacturing same Teruyuki Wakatsuki, Noriaki Onodera, Kohichi Yamamoto 2017-05-09