IT

Ichiro Tamai

HI Hitachi: 5 patents #207 of 4,225Top 5%
Overall (2003): #9,773 of 273,478Top 4%
5
Patents 2003

Issued Patents 2003

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6638648 Perpendicular magnetic recording medium and magnetic storage apparatus using the same Tomoo Yamamoto, Akira Ishikawa 2003-10-28
6605374 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 2003-08-12
6596420 Magnetic recording media and magnetic recording system using the same Tetsuya Kanbe, Akira Ishikawa, Yotsuo Yahisa, Yuzuru Hosoe, Kiwamu Tanahashi +7 more 2003-07-22
6574060 Magnetic storage apparatus Tetsuya Kanbe, Yuzuru Hosoe, Kiwamu Tanahashi, Yoshio Takahashi, Fumiyoshi Kirino +2 more 2003-06-03
6569545 Magnetic recording medium and a magnetic storage apparatus Tetsuya Kanbe, Yuzuru Hosoe, Yoshio Takahashi, Kiwamu Tanahashi, Satoshi Matsunuma +1 more 2003-05-27