YT

Yoshihiro Tatsumi

NM Nippon Steel & Sumitomo Metal: 1 patents #116 of 340Top 35%
RI Railway Technical Research Institute: 1 patents #1 of 6Top 20%
Overall (2019): #208,667 of 560,194Top 40%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10260585 Brake disc and manufacturing method thereof Shin-ichi Saga, Yasushi Karino, Kazutaka Asabe, Atsushi Sakaguchi, Mikio Yoneyama 2019-04-16