Gas dynamic pressure bearing, spindle motor comprising a gas...

Gear rack arrangement having resiliently braced gear racks...

Guidance of an optical scanning device

Guide mechanism and optical drive utilizing the same

Guide mechanism for optical disk drive

Guide shaft height adjustment mechanism and disc drive...

Guide shaft tilt adjusting apparatus for optical disc player

Head driving device and disk apparatus

Head gimbal mechanism and information recording/reproducing...

Head lifting device and disk apparatus incorporating the same

Head support device and it's driving method, and drive disk...

Heat assisted magnetic recording head and method

Heat-assisted magnetic recording method and test record...

Height adjustment device suitable for use in an optical disk...

Height-variable type turntable assembly and optical disk...

Height-variable type turntable assembly and optical disk...

High precision positioning apparatus

High-precision positioning apparatus

Holding device for an optical disk drive

Impact cushion mechanism for pick up head