Keiji Tsuchiya

Method of and apparatus for seeking a desired track by counting track crossing signals which are detected within a predetermined time interval

X-RAY IMAGING APPARATUS AND CONTROL METHOD THEREOF

X-ray imaging apparatus and measurement method

IMAGING-CONTROL APPARATUS AND METHOD OF CONTROLLING SAME

Recording and reproducing method in which data and updating data are recorded in a sector of a selected block of a recording medium in a predetermined order without recording a directory

Information recording-reproducing head driving circuit

Image processing apparatus and method for improving the contract of an image

PHOTOGRAPHING CONTROL APPARATUS AND METHOD

APPARATUS AND METHOD FOR IMAGE PROCESSING AND STORAGE MEDIUM

Optical information recording and/or reproducing apparatus with device for prohibiting movement of optical head