KH

Koutarou Hayashi

NS Nippon Steel: 4 patents #24 of 316Top 8%
DI Daikin Industries: 1 patents #185 of 499Top 40%
Overall (2025): #22,429 of 469,880Top 5%
5
Patents 2025

Issued Patents 2025

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12410150 Fluorolactone and method for producing same Moe HOSOKAWA, Yoshihiro Yamamoto, Akiyoshi Yamauchi, Yosuke KISHIKAWA, Yuuki Suzuki +2 more 2025-09-09
12392020 Hot-rolled steel sheet Kazumasa TSUTSUI, Hiroshi Shuto 2025-08-19
12331378 Steel sheet and method for producing same Takahiko Kohtake, Yoshihiro Suwa 2025-06-17
12297524 Hot-rolled steel sheet Hiroshi Shuto, Kazumasa TSUTSUI, Akifumi SAKAKIBARA, Jun ANDO, Shota ENDO 2025-05-13
12203157 Hot-rolled steel sheet Hiroshi Shuto, Kazumasa TSUTSUI, Hiroshi KAIDO 2025-01-21