KK

Koichi Koyama

Sumitomo Electric Industries: 1 patents #231 of 571Top 45%
Overall (2018): #338,960 of 503,207Top 70%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10094989 Optical device, optical processing device, and method of producing the optical device Yasunori Murakami, Akira Furuya 2018-10-09