LexDanaLexDanabeta
Inventor

Harumitsu Miyashita

Inventor
Nara, JP

Overview

67→
Patents
2002–2020
Patent span
Physics
Primary field (CPC G)

Patents· 67 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer89%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%
G01RMeasuring electric variables1%
G06FElectric digital data processing1%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses1%
H04LTransmission of digital information, e.g. telegraphic communication1%
PatentTitleYear
10,665,260Optical disc recording device and optical disc recording method202010,643,650Information recording device and data erasing method202010,068,604Information recording device and data erasing method201810,008,236Optical disk, optical disk recording device, and optical disk playback device201810,002,633Optical disk, optical disk recording method, optical disk recording device, and integrated circuit20189,959,901Inspection method for optical disc20189,899,051'Information recording and playback device'20189,741,383'Optical disk recording method, optical disk apparatus, and optical disk medium'20179,691,426'Optical device and optical disc recording or reproducing method for optical disc including BCA having zone format identifier'20179,495,994'Optical disc capable of recording address information with the same modulation on sides of adjacent grooves'20169,454,985'Optical disc medium and optical disc device'20169,401,172'Optical disc medium and optical disc device'20168,953,426'Information reproducing apparatus and information reproducing method'20158,848,500'Optical read/write apparatus'20148,817,583'Optical read/write apparatus'20148,565,054'Optical recording medium, optical recording medium manufacturing method, reproduction signal processing method and evaluation method'20138,514,682'Reproduction signal evaluation method, reproduction signal evaluation unit, and optical disk device adopting the same'20138,400,894'Method for writing data on multilayer optical disc and optical disc drive'20138,363,530'Information reproduction method, information recording method, and information recording medium'20138,305,859'Information recording medium and information recording medium evaluation method'20128,270,542'Method for evaluating quality of read signal and apparatus for reading information'20128,254,234'Information recording medium evaluation method, information recording medium, method for manufacturing information recording medium, signal processing method and access control apparatus'20128,248,902'Reproduction signal evaluation method, reproduction signal evaluation unit, and optical disk device adopting the same'20128,243,571'Reproduced signal evaluating method, information recording medium, reproducing device, and recording device'20128,203,922'Reproduced signal evaluating method, information recording medium, reproducing device, and recording device'20128,184,515'Phase error detecting device, waveform shaping device and optical disc device'20128,179,760'Reproduction signal evaluation method, information recording medium, reproduction apparatus and recording apparatus'20128,159,918'Reproduction signal evaluation method, reproduction signal evaluation unit, and optical disk device adopting the same'20128,098,566'Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuit'20128,098,557'Signal evaluation method and signal evaluation apparatus'20128,085,641'Reproduced signal evaluation method and write adjustment method'20118,068,399'Signal evaluation method and signal evaluation apparatus'20118,018,810'Recording control apparatus, recording and reproduction apparatus, and recording control method'20118,004,945'Recording medium access device'20118,000,197'Recording/reproducing device, recording condition adjusting device and recording/reproducing method'20117,936,653'Information processing device, access device, recording medium, information processing method, and information processing program'20117,924,673'Information processing device, access device, recording medium, information processing method, and information processing program'20117,907,487'Recording/reproduction apparatus, recording/reproduction method, program, and recording power adjustment apparatus'20117,903,505'Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuit'20117,898,933'Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuit'20117,869,338'Position detection device, position detection method, position detection control device, position detection control method, position detection control program, access authentication device, access authentication method, access authentication control device, access authentication control method, access authentication control program, information storage device, and optical disk'20117,869,327'Phase error detecting device, waveform shaping device and optical disc device'20117,848,198'Information processing device, access device, recording medium, information processing method, and information processing program'20107,830,753'Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuit'20107,821,910'Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuit'20107,646,686'Recording/reproduction apparatus which adjusts recording power based on a partial response maximum likelihood (PRML) technique'20107,623,586'Frequency and phase control apparatus and maximum likelihood decoder'20097,616,544'Access unit, access method, computer-readable recording medium recorded with access program, and control unit'20097,584,315'Integrated circuit monitoring an internal signal converted from an analog input signal'20097,453,658'Recording control apparatus, recording and reproduction apparatus, and recording control method'20087,417,815'Recording control apparatus, recording and reproduction apparatus, and recording control method'20087,366,234'Adaptive equalization apparatus and adaptive equalization method'20087,164,644'Optical disc, recording apparatus method, and reproduction apparatus and method'20077,133,349'Optical disc, recording apparatus and method, and reproduction apparatus and method'20067,120,102'Jitter detection apparatus and jitter detection method'2006RE039306'Optical disc device'20067,095,696'Recording/reproducing device'20067,092,342'Optical disc, recording apparatus and method, and reproduction apparatus and method'20067,038,869'Recording control apparatus, recording and reproduction apparatus, and recording control method'20066,937,551'PRML detector having a viterbi decoder outputting temporary judgement results'20056,934,233'Waveform equalizer for a reproduction signal obtained by reproducing marks and non-marks recorded on a recording medium'20056,922,384'Information reproducing apparatus'20056,807,134'Asymmetry detection apparatus, jitter detection apparatus, and recording/reproduction apparatus'20046,735,160'Optical disc, and recording apparatus, recording method, and reproducing apparatus for the same'20046,678,230'Waveform equalizer for a reproduction signal obtained by reproducing marks and non-marks recorded on a recording medium'20046,618,337'Information recording and reproduction apparatus'20036,434,098'Optical disc device'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (17)· patent assignee history
2002–2013Based in Osaka, JP· patent location history
2004–2007Based in Minoo, JP· patent location history
2005–2012Based in Mino, JP· patent location history
2006–2020Based in Nara, JP· patent location history
2008–2014Patents assigned to PANASONIC CORP (36)· patent assignee history
2011–2014Patents assigned to MIYASHITA HARUMITSU (18)· patent assignee history
2011–2013Patents assigned to HINO YASUMORI (9)· patent assignee history
2015–2020Patents assigned to PANASONIC IP MAN CO LTD (13)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PANASONIC CORP362008–2014
MIYASHITA HARUMITSUself182011–2014
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD172002–2008
PANASONIC IP MAN CO LTD132015–2020
HINO YASUMORI92011–2013
Locations
LocationPatentsSpan
Nara, JP522006–2020
Osaka, JP72002–2013
Minoo, JP52004–2007
Mino, JP32005–2012