KF

Kazuaki FUKUOKA

JS Jfe Steel: 3 patents #450 of 1,401Top 35%
Overall (All Time): #1,093,969 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12404573 Free-cutting steel and manufacturing method thereof Masayuki KASAI, Kimihiro Nishimura 2025-09-02
11702716 Case hardening steel Keisuke Ando, Kunikazu Tomita 2023-07-18
11427901 Wire rod for cutting work Yuta IMANAMI, Kimihiro Nishimura 2022-08-30
4286745 Container for beverages and the like 1981-09-01