Inventor

NISHIUCHI KENICHI

JP143 patents

⚠️ This page may combine multiple inventors who share the name “NISHIUCHI KENICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NISHIUCHI KENICHI

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

Optical information recording medium comprising a first layer having a phase that is reversibly changeable and a second information layer having a phase that is reversibly changeable

Optical recording medium having an area for recording a plurality of recording/reproduction conditions to be used in recording/reproduction apparatuses and recording/reproduction method and apparatus therefor

Optical disk device and optical disk for recording and reproducing high-density signals

Optical recording medium having two separate recording layers

Optical recording medium, method for recording on optical record medium, and apparatus for recording on optical record medium

Optical information recording medium with sector address information

Optical information recording medium with substrate and multiple information

Optical information recording method and apparatus

Optical information recording medium containing a plurality of recording layers provided with characteristics to achieve optimum recording conditions

Optical apparatus and method for producing the same

Optical information recording and reproducing system with overwrite capability and recording medium for use therewith

Optical information recording medium, manufacturing method therefor, manufacturing apparatus therefor, and optical information recording and reproducing apparatus

Optical information recording medium, its manufacturing method, optical information recording/reproducing method and optical information recorder/reproducer

Optical disk with stop-pulse generating means in a guide groove

Optical apparatus and method for producing the same

Optical information recording medium and optical information recording/reproducing method

Optical information recording medium

Optical information recording medium of phase change type having variably grooved tracks depending on their radial locations

Optical information recording and reproducing apparatus

Method of recording optical information with selective correction in pulse waveform and a recording system therefor

Optical information recording method

Optical information recording apparatus for recording an input signal having variable width pulse duration and pulse spacing periods

Optical information recording method

Optical recording medium and optical recording/reproducing apparatus

Optical recording medium and recording method for the same

Method and apparatus for timing variable optical information recording

Optical recording method and optical recorder

Optical recording medium, method of manufacturing optical recording medium, apparatus for manufacturing optical recording medium, program, and medium

Optical information recording method, device, and recording medium with plural recording layers

Optical apparatus and method for producing the same

Optical information recording medium and method for initializing the same

Optical information recording medium, with plural information layers

Recording and reproducing method of optical information recording medium

Optical recording medium having dual recording layers

Optical recording medium having an area for recording a plurality of recording/reproduction conditions to be used in recording/reproduction apparatuses and recording/reproduction method and apparatus therefor

Optical recording medium having an area for recording a plurality of recording/reproduction conditions to be used in recording/reproduction apparatuses and recording/reproduction method and apparatus therefore

Optical apparatus and method for producing the same

Optical information recording and reproducing apparatus for multiple layer recording medium

Optical apparatus and method for producing the same

Method for writing and reading optical recording medium with varying writing start points

Multilayer optical disk and apparatus

Multilayer optical disk and apparatus

Optical information recording medium having first and second tracks and apparatus for recording to and reproducing from the medium

Optical information recording medium and information recording and reproducing method thereof

Optical information recording medium and method of designing its structure

Optical information recording medium

Optical information recording medium

Method for determining optimum irradiation conditions in optical data recording

Optical information recording method

(unassigned)

Optical information recording media and optical information read/write device