YK

Yutaka Kotohda

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #3,628,392 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6123463 Optical fiber connector with non-PC-coupling Koji Kashihara, Hiroyasu Toyooka 2000-09-26