OO

Osamu Ooyama

NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
Overall (All Time): #3,076,556 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9169530 Rolled wire rod and manufacturing method thereof Masashi Sakamoto, Junichi Kodama, Akira NISHIDA, Yuji Tomimasu, Kenichi Nakamura 2015-10-27