RN

Ryohta Niiya

NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
Overall (All Time): #1,964,551 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10513749 Hot-rolled steel sheet and production method of therefor Takeshi Toyoda, Riki Okamoto, Hiroshi Sakai, Hidetoshi Shindo 2019-12-24
10087499 Hot-rolled steel sheet and manufacturing method thereof Hiroshi Shuto, Tatsuo Yokoi, Yuuki Kanzawa, Nobuhiro Fujita, Shinya Saitoh 2018-10-02