Inventor
TANAKA KUNIMARO
28 patents
Patents
28 patentsUS5457674AOct 10, 1995
Optical disc recording apparatus
MITSUBISHI ELECTRIC CORP20 citations93
US5321675AJun 14, 1994
Pit spacing in the servo field of an optical disk for speed and direction detection and data retrieval
MITSUBISHI ELECTRIC CORP32 citations92
US5185746AFeb 9, 1993
Optical recording system with error correction and data recording distributed across multiple disk drives
MITSUBISHI ELECTRIC CORP52 citations92
US5070492ADec 3, 1991
Signal decoding apparatus and method
MITSUBISHI ELECTRIC CORP32 citations92
US5063546ANov 5, 1991
Optic disc with servo pattern and apparatus for accessing the optical disc
MITSUBISHI ELECTRIC CORP30 citations92
US4835752AMay 30, 1989
Device for driving and controlling optical head for use in optical disk system
MITSUBISHI ELECTRIC CORP28 citations92
US5218591AJun 8, 1993
Optical disk apparatus for shaping pits recorded on an optical disk
MITSUBISHI ELECTRIC CORP20 citations82
US5128916AJul 7, 1992
Optical disc with alternating servo patterns and driving apparatus therefor
MITSUBISHI ELECTRIC CORP16 citations82
US5107483AApr 21, 1992
Frequency selective optical data record/regenerate apparatus
MITSUBISHI ELECTRIC CORP20 citations82
US5553044ASep 3, 1996
Optical recording method and apparatus for enabling interchange of dissimilar recording media
MITSUBISHI ELECTRIC CORP13 citations74
US5172364ADec 15, 1992
Magneto-optic recording apparatus with controlled magnetic field generation
MITSUBISHI ELECTRIC CORP13 citations74
US5153879AOct 6, 1992
Optical recording system
MITSUBISHI ELECTRIC CORP8 citations74
US5117412AMay 26, 1992
Optical disc with servo pattern providing enhanced reliability of servo clock detection and apparatus for accessing the optical disc
MITSUBISHI ELECTRIC CORP10 citations74
US5115424AMay 19, 1992
Optical storage medium with provision for limitation of thermal conduction
MITSUBISHI ELECTRIC CORP18 citations74
US4703494AOct 27, 1987
PCM signal transmission system
MITSUBISHI ELECTRIC CORP9 citations74
US4423441ADec 27, 1983
PCM Record reproducer
MITSUBISHI ELECTRIC CORP11 citations74
US4356517AOct 26, 1982
PCM Audio reproducing system
MITSUBISHI ELECTRIC CORP8 citations74
US4234896ANov 18, 1980
PCM Recording and reproducing system
MITSUBISHI ELECTRIC CORP15 citations74
US5528565AJun 18, 1996
Magneto-optic recording system
MITSUBISHI ELECTRIC CORP10 citations72
US5481508AJan 2, 1996
Magneto-optic recording medium method of manufacturing the same and magneto-optic recording system
MITSUBISHI ELECTRIC CORP14 citations72
US5272684ADec 21, 1993
Information recording method and information recording apparatus for magneto-optic recording information medium
MITSUBISHI ELECTRIC CORP7 citations72
US5369628ANov 29, 1994
Magneto-optic recording medium, magneto-optic recording system and magneto-optic recording method
MITSUBISHI ELECTRIC CORP6 citations63
US5197048AMar 23, 1993
Magneto-optic recording medium, magneto-optic recording system and magneto-optic recording method
MITSUBISHI ELECTRIC CORP2 citations63
US4222079ASep 9, 1980
PCM Recording and reproducing system
MITSUBISHI ELECTRIC CORP4 citations63
US4701812AOct 20, 1987
PCM recording and reproducing apparatus
MITSUBISHI ELECTRIC CORP1 citations52
US4485417ANov 27, 1984
PCM Recording and reproducing device
MITSUBISHI ELECTRIC CORP1 citations52
US4322756AMar 30, 1982
Editing system for PCM signal tape
MITSUBISHI ELECTRIC CORP0 citations52
US5309415AMay 3, 1994
Information recording method for overwriting a magneto-optic recording medium with two intensities of light beams
MITSUBISHI ELECTRIC CORP1 citations51