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Yoshiyuki Nagasaka

Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
TD Toshiba Storage Device: 2 patents #15 of 150Top 10%
Overall (All Time): #867,951 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7839597 Information access device 2010-11-23
7697232 Storage device and storage device controller including feature for causing thermal protrusion phenomenon in the head during startup period of device Toshiyuki Yokota 2010-04-13
7212363 Magnetic disk apparatus 2007-05-01
5956200 Method of and apparatus for controlling magnetic disc drive Keiichi Kohno, Tsuyoshi Takahashi, Masayoshi Ishii, Tamotsu Kozuka, Susumu Yoshida 1999-09-21
5831782 Method and apparatus for supplying optimal bias current to a magnetic head Keiichi Kohno, Tsuyoshi Takahashi, Masayoshi Ishii, Tamotsu Kozuka, Susumu Yoshida 1998-11-03
5623474 Disk apparatus having automatic adjustment of adaptive filter equalization parameter using training pattern Umeo Oshio 1997-04-22