TT

Takanobu Takayama

HI Hitachi: 5 patents #7,555 of 28,497Top 30%
HM Hitachi Maxell: 4 patents #247 of 1,211Top 25%
Overall (All Time): #661,673 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6846582 Magnetic recording medium, method for producing the same, and magnetic storage apparatus Tsuyoshi Onuma, Akira Yano, Satoshi Matsunuma 2005-01-25
6815098 Magnetic recording medium, method for producing the same, and magnetic storage apparatus Satoshi Matsunuma, Akira Yano, Tsuyoshi Onuma, Harumi Hieida, Kouichirou Wakabayashi 2004-11-09
6602621 Magnetic recording medium, method for producing the same, and magnetic storage apparatus Satoshi Matsunuma, Akira Yano, Tsuyoshi Onuma, Harumi Hieida, Kouichirou Wakabayashi 2003-08-05
6349008 Magnetic recording media, magnetic heads and magnetic read-write apparatus using the same Kiwamu Tanahashi, Kazuetsu Yoshida, Mikio Suzuki, Yoshiyuki Hirayama, Masaaki Futamoto +1 more 2002-02-19
5875082 Magnetic recording media, magnetic heads and magnetic read-write apparatus using the same Kiwamu Tanahashi, Kazuetsu Yoshida, Mikio Suzuki, Yoshiyuki Hirayama, Masaaki Futamoto +1 more 1999-02-23
5738927 Perpendicular magnetic recording media and magnetic recording device Atsushi Nakamura, Masaaki Futamoto, Yoshiyuki Hirayama, Mikio Suzuki, Yukio Honda 1998-04-14
5244751 Perpendicular magnetic recording medium, its fabrication method and read-write machine using it Kazuetsu Yoshida 1993-09-14
4876144 Single crystal thin film Kenzo Susa, Kazumasa Takagi, Toshio Kobayashi, Norio Ohta 1989-10-24