ST

Sumiyoshi Takizawa

MK Mitsubishi Kinzoku: 1 patents #18 of 72Top 25%
Overall (1989): #54,164 of 140,708Top 40%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4812370 Surface coated tungsten carbide-base sintered hard alloy material for inserts of cutting tools Yoshikazu Okada, Jun Sugawara 1989-03-14