Hiroshi Kohso

Optical information system to detect reflection of pit depth by evanescent wave

Information recording and reproducing device and a method using the same

Head positioning method, and disk apparatus using the same

Magnetic disk apparatus, method for determining data track pitch, and self-servo write method

Magnetic head suspension united support arm with ribbed cut-out

Head positioner and information recording / replaying apparatus

Disk drive and disk drive control method

Disk storage apparatus and disk storage apparatus control method

Magnetic disc apparatus having two flexible bending members of an FPC between a fixing portion and a rocking actuator bent in opposite directions

Disk apparatus and head positioning method