KH

Koutarou Hayashi

NM Nippon Steel & Sumitomo Metal: 4 patents #5 of 340Top 2%
NS Nippon Steel: 2 patents #27 of 325Top 9%
Overall (2019): #23,850 of 560,194Top 5%
6
Patents 2019

Issued Patents 2019

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10508317 Steel product and manufacturing method of the same 2019-12-17
10501832 Plated steel sheet Akihiro Uenishi, Masaharu Kameda, Jun Haga, Kunio Hayashi, Kohichi Sano +1 more 2019-12-10
10344351 Hot-pressed steel sheet member, method of manufacturing the same, and steel sheet for hot pressing Toshinobu Nishibata 2019-07-09
10273555 Hot-pressed steel sheet member 2019-04-30
10266911 Hot-formed member and manufacturing method of same Akira Seki 2019-04-23
10253387 Hot-pressed steel sheet member, method of manufacturing the same, and steel sheet for hot pressing Toshinobu Nishibata 2019-04-09