TK

Tomoya Kusunose

NK Nippon Columbia Kabushikikaisha: 1 patents #3 of 18Top 20%
Overall (All Time): #4,116,728 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4214893 Method of making a magnetic powder Kunihiro Tsuganezawa, Teruo Kobayashi, Shigehisa Harada, Yoichi Nishizawa 1980-07-29