MS

Michiya Sako

SO Sony: 12 patents #3,691 of 25,231Top 15%
Overall (All Time): #451,729 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11464416 Measurement circuit, driving method, and electronic instrument Masatoshi Kitada 2022-10-11
7035030 Amplifier apparatus and magnetic recording and reproducing apparatus having the same Kazue Takayoshi 2006-04-25
6967797 Write driver circuit for driving a magnetic head 2005-11-22
6947238 Bias circuit for magneto-resistive head Kazue Takayoshi 2005-09-20
6920002 Reproducing amplifier and magnetic recording and reproducing apparatus employing the reproducing amplifier Kazue Tokuchida, Keiji Narusawa 2005-07-19
6683740 Architecture for a hard disk drive write amplifier circuit with damping control Soon-Gil Jung, Shang-Ching Dong, Hiroshi Takeuchi, Norio Shoji, Keiji Narusawa 2004-01-27
6633446 Magnetic reproducing apparatus and reproducing circuit to be applied to the apparatus 2003-10-14
6594097 Reproduction amplifier circuit of hard disk drive 2003-07-15
6104199 Magnetic-head short-circuit detector 2000-08-15
5818211 Current generating circuit for read/write head Keiji Narusawa 1998-10-06
5500774 Current setting circuit to provide a write current to a recording apparatus Shinichi Watanabe, Norio Shoji 1996-03-19