MK

Makoto Kiyama

Sumitomo Electric Industries: 2 patents #171 of 713Top 25%
Overall (2019): #143,703 of 560,194Top 30%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10458043 Gallium nitride substrate Ryu Hirota, Seiji Nakahata 2019-10-29
10443151 Gallium nitride substrate Ryu Hirota, Seiji Nakahata 2019-10-15