P

Inventor

MORIYA MITSURO

JP69 patents
⚠️ This page may combine multiple inventors who share the name “MORIYA MITSURO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

49 patents
US6052465AApr 18, 2000

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD176 citations99
US7110544B2Sep 19, 2006

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations96
US6600706B1Jul 29, 2003

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations96
US6457128B1Sep 24, 2002

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations96
US6285762B1Sep 4, 2001

Optical disk, optical disk barcode forming method, optical disk reproduction apparatus, marking forming apparatus, method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD30 citations96
US6285763B1Sep 4, 2001

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations96
US6229896B1May 8, 2001

Optical disk, an optical barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations96
US6208736B1Mar 27, 2001

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations96
US6175629B1Jan 16, 2001

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations96
US6160888ADec 12, 2000

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations96
US6122373ASep 19, 2000

Optical disk, optical disk barcode forming method, optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations96
US5140580AAug 18, 1992

Optical disk apparatus operative with optimal recording power setting

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD110 citations96
US4692915ASep 8, 1987

Recording and reproduction apparatus having improved reliability with respect to externally applied vibration or impact

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD73 citations95
US6144742ANov 7, 2000

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD27 citations93
US6028826AFeb 22, 2000

Optical disk apparatus performing correction of phase difference tracking error signal, adjustment of focus position and process of gain adjustment

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD36 citations93
US5491676AFeb 13, 1996

Tracking control apparatus and track jump detection apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations93
US5295131AMar 15, 1994

Optical information recording disk having embossed clock mark pits and embossed information recording pits

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations93
US5268883ADec 7, 1993

Track access device and tracking control device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations93
US6661768B1Dec 9, 2003

Optical disk, and method and apparatus for reproducing information recorded in optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD25 citations92
US5878007AMar 2, 1999

Anti-wobble optical medium and tracking method and apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD35 citations92
US5343454AAug 30, 1994

Tracking control apparatus for correcting tracking error signal according to approximate equation of a function of track address

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD36 citations92
US5146440ASep 8, 1992

Track search apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations89
US4562562ADec 31, 1985

Tracking system for controlling the radial positioning of a transducer on a disc medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD40 citations89
US6278671B1Aug 21, 2001

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations86
US6141419AOct 31, 2000

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations86
US6128388AOct 3, 2000

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations86
US4951273AAug 21, 1990

Optical recording and reproducing device with normalization of servo control signal using switchable automatic gain control circuitry

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD30 citations86
US6044049AMar 28, 2000

Optical information apparatus employing two different tracking error signals based on regions on information medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations84
US5671200ASep 23, 1997

Method for detecting the movement of a light beam and optical information reproduction apparatus using the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations84
US7103781B2Sep 5, 2006

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations82
US6862685B2Mar 1, 2005

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations82
US6728882B2Apr 27, 2004

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations82
US6552969B1Apr 22, 2003

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations82
US6480960B1Nov 12, 2002

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations82
US6449366B1Sep 10, 2002

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations82
US6298138B1Oct 2, 2001

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations82
US6285764B1Sep 4, 2001

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations82
US6125181ASep 26, 2000

Optical disk, an optical disk barcode forming method, an optical reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations82
US4539664ASep 3, 1985

Control system for optical information signal reproduction device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations81
US7095697B2Aug 22, 2006

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations74
US7079477B2Jul 18, 2006

Optical information medium, recording and reproduction apparatus, and recording and reproduction method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations74
US6757391B2Jun 29, 2004

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on a optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations74
US6618347B1Sep 9, 2003

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations74
US6470452B1Oct 22, 2002

Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations74
US5461602AOct 24, 1995

Optical recording and reproducing method and apparatus using light beams of two different wavelenghts

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US5331615AJul 19, 1994

Tracking control apparatus for an optical disk device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations74
US5257250AOct 26, 1993

Tracking-control target-position adjustment method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations74
US5253239AOct 12, 1993

Control apparatus for tracking a light beam on a track of an optical recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations74
US5191566AMar 2, 1993

Velocity detection method and apparatus therefor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations74

PANASONIC CORP

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