YI

Yukio Ishikawa

Sumitomo Electric Industries: 1 patents #281 of 723Top 40%
Overall (2021): #195,296 of 548,734Top 40%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11024705 Semi-insulating gallium arsenide crystal substrate Shinya Kawamoto, Makoto Kiyama, Katsushi Hashio 2021-06-01