YI

Yuh Ishida

Sumitomo Electric Industries: 1 patents #236 of 570Top 45%
Overall (2016): #171,089 of 481,213Top 40%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9416304 Cubic boron nitride complex polycrystal and manufacturing method therefor, and cutting tool, wire-drawing die and grinding tool Hitoshi Sumiya 2016-08-16