KK

Koichi Koyama

Sumitomo Electric Industries: 1 patents #329 of 759Top 45%
Overall (2020): #384,870 of 565,922Top 70%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10564370 Optical connecting device, light processing apparatus, method for fabricating optical connecting device Mitsuharu Hirano, Akira Furuya, Masahiro Shibata 2020-02-18