IT

Ichiro Tamai

HG HGST: 2 patents #4 of 133Top 4%
HI Hitachi: 1 patents #1,056 of 3,189Top 35%
Overall (2005): #22,973 of 245,428Top 10%
3
Patents 2005

Issued Patents 2005

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6924048 Magnetic recording medium and a magnetic storage apparatus Tetsuya Kanbe, Yuzuru Hosoe, Yoshio Takahashi, Kiwamu Tanahashi, Satoshi Matsunuma +1 more 2005-08-02
6916557 Perpendicular magnetic recording media Yoshiyuki Hirayama, Hiroyuki Nakagawa, Hiroaki Nemoto, Ikuko Takekuma 2005-07-12
6881504 Perpendicular magnetic recording medium and magnetic storage apparatus using the same Tomoo Yamamoto, Akira Ishikawa 2005-04-19