RN

Ryoji Nishihara

NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Overall (All Time): #3,490,787 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6794600 Plasma torch used for heating molten steel Shinichi Fukunaga, Kazuhisa Tanaka, Mitsuji Asano, Kazunori Yasumitsu, Yuji Hiramoto +2 more 2004-09-21