Inventor · disambiguated record
Satoshi Sumi
Also filed as: SUMI SATOSHI
28 granted patents·6 pending applications·447 citations·filing 1989–2013
97Inventor score
Files withSANYO ELECTRIC CO28HITACHI MAXELL3HITACHI LTD1NAT INST FOR MATERIALS SCIENCE1SUZUKI YOSHIHISA1
Top patents by PatentIndex Score
34 records- 0197US6621772B2Record medium and reproducing apparatus of the same for detecting an offset correctionSANYO ELECTRIC CO·Filed 2000·Granted Sep 16, 2003·93 cites·1 claims
- 0288US6324138B1Digital disk recording and reproduction apparatusSANYO ELECTRIC CO·Filed 2000·Granted Nov 27, 2001·21 cites·2 claims
- 0387US6240056B1Information recording and reproduction apparatus using a pulsed laser lightSANYO ELECTRIC CO·Filed 1997·Granted May 29, 2001·36 cites·4 claims
- 0484US6198710B1Digital recording method, digital disk, digital disk recording device, and digital disk reproducing deviceSANYO ELECTRIC CO·Filed 1997·Granted Mar 6, 2001·36 cites·12 claims
- 0582US6538968B1Information recording/reproducing apparatusSANYO ELECTRIC CO·Filed 1997·Granted Mar 25, 2003·37 cites·4 claims
- 0680US5796683AMagneto-optical recording device having a controllable polarizing filterSANYO ELECTRIC CO·Filed 1997·Granted Aug 18, 1998·34 cites·21 claims
- 0779US7327651B2Optical disc deviceSANYO ELECTRIC CO·Filed 2005·Granted Feb 5, 2008·4 cites·22 claims
- 0875US6385158B1Optical pickup device having compatibility with tracking system, and optical disk recording/reproduction apparatus using the sameSANYO ELECTRIC CO·Filed 1998·Granted May 7, 2002·27 cites·12 claims
- 0974US7604878B2Magneto-optical recording medium and layer structureSANYO ELECTRIC CO·Filed 2005·Granted Oct 20, 2009·2 cites·5 claims
- 1074US6327232B2Information recording and reproduction apparatus carrying out recording and reproduction of information using laser beamSANYO ELECTRIC CO·Filed 2001·Granted Dec 4, 2001·7 cites·12 claims
- 1171US7729217B2Optical disc device for recording and reproducing information on and from a write-once-type disc using laser lightSANYO ELECTRIC CO·Filed 2005·Granted Jun 1, 2010·2 cites·5 claims
- 1270US6324137B2Information recording and reproduction apparatus carrying out recording and reproduction of information using laser beamSANYO ELECTRIC CO·Filed 2001·Granted Nov 27, 2001·5 cites·8 claims
- 1369US6205092B1Magneto-optical recording and reproducing apparatus and methodSANYO ELECTRIC CO·Filed 1997·Granted Mar 20, 2001·18 cites·10 claims
- 1468US6424601B1Magneto-optical recording media having an auxiliary magnetic layerHITACHI MAXELL·Filed 1997·Granted Jul 23, 2002·22 cites·45 claims
- 1567US6400653B1Information recording/reproducing apparatus to record/reproduce information on a recording medium recorded with an address markSANYO ELECTRIC CO·Filed 1998·Granted Jun 4, 2002·20 cites·10 claims
- 1666US6314070B1Information recording and reproduction apparatus carrying out recording and reproduction of information using laser beamSANYO ELECTRIC CO·Filed 2001·Granted Nov 6, 2001·4 cites·1 claims
- 1766US6243326B1Recording and reproduction device for a magneto-optic recording medium capable of recording information according to optical super-resolutionSANYO ELECTRIC CO·Filed 1997·Granted Jun 5, 2001·19 cites·5 claims
- 1865US4993011AOptical recording apparatus with simultaneous erasing and recordingSANYO ELECTRIC CO·Filed 1989·Granted Feb 12, 1991·14 cites·5 claims
- 1964US6169714B1Apparatus and method for recording/reproducing magneto-optical informationHITACHI LTD·Filed 1998·Granted Jan 2, 2001·17 cites·12 claims
- 2056US5968678AMagneto-optical recording medium and manufacturing method thereofSANYO ELECTRIC CO·Filed 1996·Granted Oct 19, 1999·12 cites·6 claims
- 2152US7719953B2Optical recording medium, optical recording method, optical reproducing method, optical recording apparatus, and optical reproducing apparatusSANYO ELECTRIC CO·Filed 2005·Granted May 18, 2010·0 cites·16 claims
- 2252US5327414ASignal recording method for optical disk and apparatus thereforSANYO ELECTRIC CO·Filed 1993·Granted Jul 5, 1994·9 cites·12 claims
- 2349US6920087B2Magneto-optical recording apparatus capable of adjusting the magnetic headSANYO ELECTRIC CO·Filed 2003·Granted Jul 19, 2005·2 cites·13 claims
- 2447US7428198B2Optical disc deviceSANYO ELECTRIC CO·Filed 2005·Granted Sep 23, 2008·0 cites·17 claims
- 2546US2007144700A1Production method of curved-surface metal mold having fine uneven structure and production method of optical element using this metal moldSANYO ELECTRIC CO·Filed 2005·Application pending·0 cites
- 2645US6301199B1Magneto-optical recording medium and recording/reproducing apparatus therefor in which recorded magnetic domains are transferred from the recording layer to the reproducing layerSANYO ELECTRIC CO·Filed 1998·Granted Oct 9, 2001·6 cites·12 claims
- 2743US9202605B2Organic transparent electrode, method for producing organic transparent electrode, touch panel, display, organic metal, method for producing organic metal, compound or salt thereof, electric wire and electronic deviceNAT INST FOR MATERIALS SCIENCE·Filed 2013·Granted Dec 1, 2015·0 cites·6 claims
- 2843US2005195724A1Optical disk deviceSANYO ELECTRIC CO·Filed 2005·Application pending·0 cites
- 2942US6847590B2Magneto-optical recording medium including a calibration magnetic domain recorded in a predetermined pattern in a recording layerSANYO ELECTRIC CO·Filed 2001·Granted Jan 25, 2005·0 cites·3 claims
- 3042US2001015937A1Magneto-optical recording and reproducing apparatus and methodSANYO ELECTRIC CO·Filed 2000·Application pending·0 cites
- 3142US2003107956A1Magneto-optical recording medium having different magnetic domain radii in recording layer and reproduction layerHITACHI MAXELL·Filed 2002·Application pending·0 cites
- 3241US2002018404A1Magneto-optical recording medium having different magnetic domain radii in recording layer and reproduction layerHITACHI MAXELL·Filed 2001·Application pending·0 cites
- 3337US8107330B2Information recording and reproducing apparatusSUZUKI YOSHIHISA·Filed 2005·Granted Jan 31, 2012·0 cites·6 claims
- 3430US2002012295A1Record medium andreproducing apparatus of the same having sidewalls wobbled in accordance with address informationSANYO ELECTRIC CO·Filed 1997·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →