HK

Hitoshi Kunugi

MM Mitsubishi Materials: 3 patents #352 of 1,543Top 25%
MM Mitsubishi Metal: 1 patents #45 of 150Top 30%
Overall (All Time): #1,155,947 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11014168 Surface-coated cutting tool with excellent adhesion-induced chipping resistance and peel resistance Akihiro Murakami 2021-05-25
6638571 Coated cemented carbide cutting tool member and process for producing the same Yoshio Hirakawa, Tetsuhiko Honma, Toshiaki Ueda 2003-10-28
6338894 Coated cemented carbide cutting tool member and process for producing the same Yoshio Hirakawa, Tetsuhiko Honma, Toshiaki Ueda 2002-01-15
5066553 Surface-coated tool member of tungsten carbide based cemented carbide Hironori Yoshimura, Yoshihiro Sawada, Kei Nakahara, Keiichi Sakurai 1991-11-19