P

Inventor

ICHINOSE MAKOTO

JP37 patents
⚠️ This page may combine multiple inventors who share the name “ICHINOSE MAKOTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

31 patents
US4949326AAug 14, 1990

Optical information recording and reproducing system using optical disks having an error correction function

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD143 citations99
US5023854AJun 11, 1991

Disc having a data read-only area and a data recording arm and a recording reproducing system therefor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD134 citations98
US5173886ADec 22, 1992

Composite optical disc having both a data read-only area and a data rewritable area, and a recording/reproducing system for use therewith

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD87 citations96
US5077720ADec 31, 1991

Optical information recording and reproducing system and optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD50 citations96
US4879704ANov 7, 1989

Optical disk, optical disk recording and reproducing apparatus and copy preventive method for optical disks

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD96 citations96
US4823333AApr 18, 1989

Optical disk duplicating apparatus using sector data identification information for controlling duplication

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD59 citations96
US4805046AFeb 14, 1989

Information recording and reproducing apparatus using sectors divided into a plurality of frames and having means for proper storage of the frame data

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD89 citations96
US4653051AMar 24, 1987

Apparatus for detecting and correcting errors on product codes

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD78 citations96
US4969139ANov 6, 1990

Optical information recording and reproducing apparatus having an improved detection system for detecting fouling of a disk or an internal optical system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD36 citations93
US4833663AMay 23, 1989

Information recording/reproducing apparatus for handling defective sectors on an optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations93
US4821254AApr 11, 1989

Information recording and reproducing apparatus which detects deterioration of a medium in each sector before recording

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD47 citations93
US4986668AJan 22, 1991

Information recording and reproducing apparatus with management of defective sector

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations92
US4841498AJun 20, 1989

Information recording/reproducing apparatus with means for substituting predetermined good sectors for defective ones

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations92
US4885735ADec 5, 1989

Information recording and reproducing apparatus with management of defective sector

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations82
US4742507AMay 3, 1988

Optical information recording and reproducing apparatus having defective-sector marking means

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations82
US4420828ADec 13, 1983

Optical recording and/or reproducing device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations82
US4789979ADec 6, 1988

Optical disk exclusively used for reproduction wherein guide grooves located between data managing information and data recording regions have no track address sections

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations78
US5214635AMay 25, 1993

Erasable optical disk and optical information recording/reproduction apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations74
US5073887ADec 17, 1991

Optical disk recording and reading system with directory data access mechanism

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations74
US4964094AOct 16, 1990

Optical disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations74
US4939713AJul 3, 1990

Erasable optical disk and optical information recording/reproduction apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US4789974ADec 6, 1988

Optical information recording/reproducing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations74
US4769804ASep 6, 1988

Optical data recording and reproducing apparatus with erase function diagnosis

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations74
US4768181AAug 30, 1988

Apparatus for determining defective or non-used sectors of an optical dish

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations73
US4630140ADec 16, 1986

Data recording/reproducing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations73
US4328506AMay 4, 1982

Optical recording device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations73
US4799208AJan 17, 1989

Optical recording and reproducing apparatus having erasing function with controllable erasing beam

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US4789911ADec 6, 1988

Information recording and reproducing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US4544957AOct 1, 1985

Time base correction apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations63
US7266073B2Sep 4, 2007

Optical disc apparatus, camera apparatus, and method for controlling light emission operation

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations61
US7397830B2Jul 8, 2008

Semiconductor laser device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations60

TOYOTA JIDOSHOKKI KK

3 patents

DAINIPPON INK AND CHEMCIALS IN

1 patent

FANUC CORP

1 patent

TORAY INDUSTRIES

1 patent