Inventor

KOJIMA TADASHI

JP105 patents

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

KOJIMA TADASHI

TOSHIBA KK

Information storage medium, recording method used therefor and reproducing apparatus

Information storage medium, recording method used therefor and reproducing apparatus

Information storage medium, recording method used therefor, and reproducing apparatus

Method and apparatus of enciphering and deciphering data using keys enciphered and deciphered with other keys

Information reproducing apparatus, authenticating apparatus, and information processing system

Optical disk having electronic watermark, reproducing apparatus thereof and copy protecting method using the same

Data processing method and apparatus, recording medium, reproducing method and apparatus using the same method

Information storage medium, recording method used therefor and reproducing apparatus

Digital data transmitting method

Data processing method and apparatus, recording medium, reproducing method and apparatus

Method and apparatus for generating, recording and transmitting an error product code block having an improved check code arrangement

Information storage medium, recording method used therefor and reproducing apparatus

Information storage medium, recording method used therefor, and reproducing apparatus

Erroneous track jump restoration apparatus for optical record disc player

Digital signal reproducing circuit

Recording medium, signal recording method and apparatus and signal reproducing apparatus

Content management method, recording and/or reproducing apparatus, and recording medium

Method and apparatus of enciphering and deciphering data using keys enciphered and deciphered with other keys

Method and apparatus for recording information including secret information and method and apparatus for reproduction thereof

Signal processing method and apparatus, signal reproducing method and apparatus, and recording medium

Signal recording medium, signal recording method, signal recording apparatus, and signal recording/reproducing apparatus

Optical disk system for reading and writing data in a plurality of units of sectors

Data processing method using error-correcting code and an apparatus using the same method

Information storage medium containing multi-scene programming and a reproducing apparatus

Tracking control system for optical record disc information reproducing apparatus

Error correction circuit

Data processing method and apparatus, recording medium, reproducing method and apparatus

TOKYO SHIBAURA ELECTRIC CO

Digital waveform conditioning circuit

PCM Signal processor

Pulse swallow type programmable frequency dividing circuit

Frequency detecting circuit for digital information reproducing system

Apparatus for dividing the elements of a Galois field

Wave-shaping circuit

Apparatus for dividing the elements of a Galois field

Pulse-width modulation circuit

Error correcting system

PLL Control circuit for recovery of data from audio disk

Synchronizing circuit for detecting and interpolating sync signals contained in digital signal

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

Recording medium, recording method and apparatus, and reproduction method and apparatus

Digital modulation apparatus, a digital modulation method, and a recording medium therefor

Recording medium data transmission method and apparatus and data reproduction method and apparatus

Data transmission system, data recording and reproducing apparatus and recording medium each having data structure of error correcting code

Data transmission system, data recording and reproducing apparatus and recording medium each having data structure of error correcting code

KONISHIROKU PHOTO IND

Mask blank and mask

Large-aperture single lens with aspherical surfaces

MEIJI MILK PROD CO LTD

Method for producing a formulated milk for infants analogous to human milk

SONY CORP

PCM Signal processing circuit

KABUSHIKI KAISH TOSHIBA

Copyright management method, information recording/reproducing method and device, and information recording medium and method of manufacturing the medium

NITTO DENKO CORP

Polarizing plate and organic EL panel

KOJIMA TADASHI

Hand position detecting device