KO

Katsumi Okamura

SH Sumitomo Electric Hardmetal: 4 patents #4 of 56Top 8%
Overall (2017): #43,908 of 506,227Top 9%
4
Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9850177 Surface-coated boron nitride sintered body tool Nozomi Tsukihara, Makoto Setoyama 2017-12-26
D789430 Throw-away tip for metal cutting tool Naoki Watanobe, Yosuke Korogi, Hiroki Yonekura 2017-06-13
D787578 Throw-away tip for metal cutting tool Naoki Watanobe, Yosuke Korogi, Hiroki Yonekura 2017-05-23
9649692 Sintered cubic boron nitride compact tool Kunishige Tanaka, Satoru Kukino 2017-05-16