RI

Ryuji ISHIZUKA

MC Mitsui Mining & Smelting Co.: 2 patents #281 of 838Top 35%
Overall (All Time): #1,791,651 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12176150 Double-sided copper-clad laminate Yoshihiro Yoneda, Toshihiro Hosoi, Yuji Kageyama 2024-12-24
11670455 Double-sided copper-clad laminate Yoshihiro Yoneda, Toshihiro Hosoi, Yuji Kageyama 2023-06-06