HI

Heigo Ishihara

HI Hitachi: 1 patents #1,745 of 4,225Top 45%
Overall (2003): #214,554 of 273,478Top 80%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6555197 Lubricant, magnetic disk and magnetic disk apparatus Mina Ishida, Takayuki Nakakawaji, Yutaka Ito, Hiroyuki Matsumoto, Hiroshi Tani 2003-04-29