Makoto Hiramatsu

Image input apparatus having addition and subtraction processing

Method of recording information on a recording medium having at least two magnetic layers

Magnetic head driving device and magnetooptical recording apparatus

Image sensing apparatus having a signal processing device that uses a signal imaged in a non-exposure state to process a signal in an exposure state

Exposure control of image input apparatus

Image pickup device, its control method and computer- readable medium

Magnetooptical recording apparatus including a control circuit for driving a switch element between on and off states in accordance with an error detection

Information reproducing apparatus for reproducing digital information by self-clock scheme

Image pickup system and storage medium

Magnetic head drive circuit including capacitors for storing charge to drive a magnetic head coil