HS

Hitoshi Sumiya

Sumitomo Electric Industries: 2 patents #693 of 4,178Top 20%
Overall (2004): #61,795 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6737377 Cutting tool of a cubic boron nitride sintered compact Shinya Uesaka 2004-05-18
6716544 Coated sinter of cubic-system boron nitride Shinya Uesaka 2004-04-06