Inventor · disambiguated record
Norio Miyatake
Also filed as: MIYATAKE NORIO
36 granted patents·1 pending application·802 citations·filing 1976–2007
98Inventor score
Top patents by PatentIndex Score
37 records- 0198US6266299B1Magneto-optical disk having write-once identification marks and method for recording thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Jul 24, 2001·155 cites·20 claims
- 0295US6188649B1Method for reading magnetic super resolution type magneto-optical recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Feb 13, 2001·76 cites·2 claims
- 0393US5422874AOptical recording disk, and recording/reading apparatus using sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jun 6, 1995·67 cites·17 claims
- 0492US5202863AMagneto-optical disk unit compatible with different two types of magneto-optical disks and a magnetic-field generator suitable thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Apr 13, 1993·58 cites·13 claims
- 0590US6973015B1Optical disk, method for recording and reproducing additional information to and from optical disk, reproducing apparatus for optical disk, and recording and reproducing apparatus for optical diskMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Dec 6, 2005·59 cites·52 claims
- 0688US7590031B2Optical recording medium having BCA of write-once informationPANASONIC CORP·Filed 2007·Granted Sep 15, 2009·5 cites·19 claims
- 0787US6584046B2Method for reproducing information data from magneto-optical recording medium using linear polarized beamMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jun 24, 2003·16 cites·6 claims
- 0887US5724338ARewritable disk-shaped optical recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Mar 3, 1998·48 cites·21 claims
- 0984US6628578B1Disklike storage medium and tracking method using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Sep 30, 2003·15 cites·10 claims
- 1084US6252845B1High density optical disk, apparatus for reproducing optical disk and method for producing optical disk masterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Jun 26, 2001·36 cites·3 claims
- 1183US7414924B2Magneto-optical recording medium having watermark for preventing unauthorized copyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Aug 19, 2008·3 cites·4 claims
- 1278US5341359AAbnormality detection of a recording medium in a magneto-optical recording systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Aug 23, 1994·26 cites·17 claims
- 1376US6767697B2Magneto-optical disk and method for producing same by initializing with a laser having a predetermined wavelengthMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 27, 2004·16 cites·10 claims
- 1476US5821004AMagneto-optical recording medium and recording and reading out process using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Oct 13, 1998·23 cites·9 claims
- 1576US4952295AMethod of producing a deposition film of composite materialMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Aug 28, 1990·33 cites·1 claims
- 1672US6836457B2Information reproducing method and information reproducing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Dec 28, 2004·7 cites·2 claims
- 1767US6061316AMulti-track recording/reproducing apparatus, recording/reproducing method, and information recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted May 9, 2000·19 cites·23 claims
- 1866US6587407B1Information reproducing method and information reproducing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jul 1, 2003·15 cites·19 claims
- 1965US7251200B2Apparatus for reproducing information data from magneto-optical recording medium using linear polarized beamMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jul 31, 2007·3 cites·3 claims
- 2065US7002883B2Disk-shaped storage medium and tracking method using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Feb 21, 2006·4 cites·2 claims
- 2164US6887652B2High density optical disk, apparatus for reproducing optical disk and method for producing optical disk masterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted May 3, 2005·4 cites·6 claims
- 2262US5986977AMethod for reading magnetic super resolution type magneto-optical recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 16, 1999·10 cites·3 claims
- 2362US5618617AMagneto-optic diskMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Apr 8, 1997·20 cites·36 claims
- 2461US6975564B2Magneto-optical recording medium for use in domain wall displacement detection system, and method for producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Dec 13, 2005·3 cites·12 claims
- 2561US5247495AOptical magnetic disk with separate regions provided on itMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Sep 21, 1993·12 cites·6 claims
- 2657US4613919AMagnetic erasing headMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1982·Granted Sep 23, 1986·11 cites·7 claims
- 2755US5517472AMagnetic-field generator for use in a magneto-optical disk unitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted May 14, 1996·8 cites·4 claims
- 2854US5144602AMagneto-optical information recording method and apparatus in which a laser beam oscillates in a track-width directionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Sep 1, 1992·9 cites·8 claims
- 2953US6018505AMagneto-optical disc apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Jan 25, 2000·10 cites·14 claims
- 3051US6178151B1Optical head having a reproducing optical system and filter formed by light passing therethroughMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Jan 23, 2001·9 cites·30 claims
- 3150US5377172AModulated magnetic field generation circuit for magneto-optical disksMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Dec 27, 1994·7 cites·8 claims
- 3243US6307819B1Method of reading magneto-optical recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 23, 2001·3 cites·2 claims
- 3342US5748592ADisk drive apparatus and disk storage medium for high density recordingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted May 5, 1998·5 cites·9 claims
- 3441US4096532AMagnetic tape copying method and apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1976·Granted Jun 20, 1978·5 cites·6 claims
- 3539US6269056B1Recording method for a magneto-optical recording medium for position adjustment of a magnetic headMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jul 31, 2001·2 cites·2 claims
- 3639US2004047252A1Optical disk, recording device for optical disk, reproducing device for optical disk, mehtod of reproducing optical disk and method of producing optical diskFiled 2001·Application pending·0 cites
- 3732US6222797B1Position adjustment method of a magnetic head using magneto-optical recording medium, and optical recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Apr 24, 2001·0 cites·2 claims
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