IT

Ichiro Tamai

HI Hitachi: 2 patents #771 of 3,950Top 20%
Overall (2002): #61,424 of 266,432Top 25%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6403240 Magnetic recording media and magnetic recording system using the same Tetsuya Kanbe, Akira Ishikawa, Yotsuo Yahisa, Yuzuru Hosoe, Kiwamu Tanahashi +7 more 2002-06-11
6403242 Magnetic recording medium and magnetic recording system using such a magnetic recording medium Tetsuya Kanbe, Yoshio Takahashi, Akira Ishikawa, Yuzuru Hosoe, Yoshifumi Matsuda +2 more 2002-06-11