RK

Ryutarou Kawamata

NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
📍 Futtsu, JP: #87 of 136 inventorsTop 65%
Overall (All Time): #3,638,908 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5858126 Grain-oriented electrical steel sheet and material having very high magnetic flux density and method of manufacturing same Kunihide Takashima, Yoshio Nakamura, Isao Iwanaga, Norito Abe 1999-01-12