MN

Mitsuyoshi Nagano

NC Nippon Tungsten Co.: 1 patents #1 of 5Top 20%
Overall (2003): #155,537 of 273,478Top 60%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6551954 WC-base composite ceramic sintered compact Shigeya Sakaguchi, Norimitsu Mukae, Kouki Minamoto, Toyoshige Sasaki 2003-04-22