SS

Shigekazu Suwabe

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
📍 Gyōda, JP: #104 of 565 inventorsTop 20%
Overall (All Time): #879,440 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6833981 Spin valve magnetic head with three underlayers Shin Noguchi, Yasunari Tajima, Satoshi Shigematsu 2004-12-21
6027824 Magnetic head with low non-linear transition shift Shizuyo Ueda, Fujio Tsuneda, Ryo Goto 2000-02-22
5591276 Magnetic alloy with ultrafine crystal grains and method of producing same Yoshihito Yoshizawa, Yoshio Bizen, Kiyotaka Yamauchi, Toshikazu Nishiyama 1997-01-07
5151137 Soft magnetic alloy with ultrafine crystal grains and method of producing same Yoshihito Yoshizawa, Yoshio Bizen, Kiyotaka Yamauchi, Toshikazu Nishiyama 1992-09-29
5010431 Flying-type composite magnetic head Tadashi Shinohara, Toshikazu Nishiyama, Kazumi Noguchi, Hitoshi Iwata 1991-04-23
4918555 Magnetic head containing an Fe-base soft magnetic alloy layer Yoshihito Yoshizawa, Kiyotaka Yamauchi, Toshikazu Nishiyama 1990-04-17