HY

Hirosuke Yamaguchi

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,220,675 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6491802 Magnetic film forming system Yasushi Ishikawa, Fumiomi Ueda, Hiroo Ohkawa, Keiji Arimatsu, Takashi Hagiya 2002-12-10
6290824 Magnetic film forming system Yasushi Ishikawa, Fumiomi Ueda, Hiroo Ohkawa, Keiji Arimatsu, Takashi Hagiya 2001-09-18