YK

Yuzuru Kataoka

JS Jfe Steel: 4 patents #371 of 1,401Top 30%
NC Nkk Co.: 2 patents #309 of 1,173Top 30%
BR Burlington Northern Railroad: 1 patents #3 of 43Top 7%
Overall (All Time): #839,638 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10100380 Rail cooling device Ryo Matsuoka, Makoto Nakaseko, Rinya Kojo, Tomoo Horita, Hideki Takahashi +3 more 2018-10-16
9988696 Rail cooling method and rail cooling device Ryo Matsuoka, Makoto Nakaseko, Rinya Kojo, Tomoo Horita, Hideki Takahashi +3 more 2018-06-05
9593393 Rail heat treatment device and rail heat treatment method Yoshikazu Yoshida, Hideki Takahashi, Rinya Kojo, Ryo Matsuoka, Tomoo Horita 2017-03-14
9429374 Rail cooling method Rinya Kojo, Hiroyuki Fukuda, Yuta Tamura, Yoshikazu Yoshida, Hideki Takahashi +1 more 2016-08-30
5209792 High-strength, damage-resistant rail Gordon O. Besch, John A. Hovland, Jun Furukawa, Hideyuki Yamanaka, Kozo Fukuda +5 more 1993-05-11
4933024 Method for manufacturing a high strength rail with good toughness Kozo Fukuda, Tsunemi Wada, Ichiro Nakauchi, Shinichi Nagahashi, Yoshio Saito +4 more 1990-06-12