MN

Masayoshi Nagatomi

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): #1,849,416 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11377744 Organic resin-coated plated steel sheet Fumio Shibao 2022-07-05
9868136 Device for producing coated steel sheet and method for producing coated steel sheet Katsuhide Soya, Fumio Shibao, Hiroyasu Furukawa 2018-01-16