MU

Masumi Umezawa

HI Hitachi: 1 patents #1,533 of 3,950Top 40%
UN Unknown: 1 patents #267 of 2,778Top 10%
Overall (2002): #156,795 of 266,432Top 60%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6365894 Electromagnet and magnetic field generating apparatus Masahiro Tadokoro, Junichi Hirota, Kazuo Hiramoto, Yoshihisa Iwashita 2002-04-02