Inventor · disambiguated record
Naoyuki Takagi
Also filed as: TAKAGI NAOYUKI
31 granted patents·4 pending applications·317 citations·filing 1994–2015
97Inventor score
Files withSANYO ELECTRIC CO21MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6KAMAEGUCHI SHINJI1LECIP HOLDINGS CORP1PANASONIC CORP1
Top patents by PatentIndex Score
35 records- 0191US10162425B2Input device and electronic device in which same is usedPANASONIC IP MAN CO LTD·Filed 2015·Granted Dec 25, 2018·9 cites·13 claims
- 0291US7084831B2Wireless device having antennaMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Aug 1, 2006·70 cites·5 claims
- 0391US6370093B1Optical disc deviceSANYO ELECTRIC CO·Filed 1997·Granted Apr 9, 2002·57 cites·8 claims
- 0485US8349419B2Resin-coated seamless aluminum can and resin-coated aluminum alloy lidTOYO SEIKAN KAISHA LTD·Filed 2006·Granted Jan 8, 2013·19 cites·10 claims
- 0583US6480444B2Optical disk deviceSANYO ELECTRIC CO·Filed 2002·Granted Nov 12, 2002·12 cites·4 claims
- 0678US6930641B2Antenna and radio device using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 16, 2005·32 cites·21 claims
- 0775US6385158B1Optical 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
- 0874US7528783B2AntennaPANASONIC CORP·Filed 2007·Granted May 5, 2009·7 cites·4 claims
- 0974US7193564B2Antenna device, and method of manufacturing the same antenna deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Mar 20, 2007·9 cites·7 claims
- 1072US9046969B2Input deviceKAMAEGUCHI SHINJI·Filed 2011·Granted Jun 2, 2015·5 cites·8 claims
- 1171US10508214B2Coating composition and coated metal plate, metal container and metal closure coated with the coating compositionTOYO SEIKAN GROUP HOLDINGS LTD·Filed 2013·Granted Dec 17, 2019·4 cites·5 claims
- 1264US6295253B1Magnetooptical disk unit capable of recording or reproducing signals having different domain lengths under the same conditions, signal recording method and signal reproducing methodSANYO ELECTRIC CO·Filed 2000·Granted Sep 25, 2001·5 cites·13 claims
- 1363US6650599B2Method and apparatus for determining power level of laser beam in magneto-optical recording deviceSANYO ELECTRIC CO·Filed 2001·Granted Nov 18, 2003·4 cites·11 claims
- 1463US6483783B1Magneto-optical disk apparatus capable of accurately enlarging and reproducing a magnetic domain and method of reproducing the sameSANYO ELECTRIC CO·Filed 2000·Granted Nov 19, 2002·5 cites·19 claims
- 1562US7180453B2Antenna for portable cellular telephoneMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Feb 20, 2007·4 cites·5 claims
- 1655US9884634B2Lighting deviceLECIP HOLDINGS CORP·Filed 2014·Granted Feb 6, 2018·0 cites·5 claims
- 1754US7852735B2Optical pickup deviceSANYO ELECTRIC CO·Filed 2007·Granted Dec 14, 2010·0 cites·9 claims
- 1853US6501707B1Method and apparatus for recording with a magneto-optical recording medium applying one period of an alternating magnetic field to a unit domain lengthSANYO ELECTRIC CO·Filed 1999·Granted Dec 31, 2002·8 cites·6 claims
- 1952US5440535AMethod of counting tracks on disk and track counter circuit thereforSANYO ELECTRIC CO·Filed 1994·Granted Aug 8, 1995·8 cites·16 claims
- 2051US7876648B2Optical pick-up capable of eliminating stray beamsSANYO ELECTRIC CO·Filed 2007·Granted Jan 25, 2011·0 cites·3 claims
- 2150US6492035B1Magneto-optical recording medium with intermediate layer having a controlled saturation magnetizationSANYO ELECTRIC CO·Filed 1999·Granted Dec 10, 2002·9 cites·15 claims
- 2250US2008019254A1Optical pickup deviceSANYO ELECTRIC CO·Filed 2007·Application pending·0 cites
- 2349US7027000B2AntennaMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Apr 11, 2006·6 cites·8 claims
- 2446US6388955B1Reproducing method for magneto-optic recording medium, and magneto-optic disk deviceSANYO ELECTRIC CO·Filed 1999·Granted May 14, 2002·6 cites·10 claims
- 2545US6697304B2Method and apparatus for recording with a magneto-optical recording mediumSANYO ELECTRIC CO·Filed 2002·Granted Feb 24, 2004·0 cites·1 claims
- 2645US6348896B2Antenna deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Feb 19, 2002·4 cites·37 claims
- 2745US6301199B1Magneto-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
- 2844US6477122B2Optical disk deviceSANYO ELECTRIC CO·Filed 2002·Granted Nov 5, 2002·0 cites·1 claims
- 2944US6466527B1Optical disk deviceSANYO ELECTRIC CO·Filed 2002·Granted Oct 15, 2002·0 cites·3 claims
- 3044US6459662B1Optical disk deviceSANYO ELECTRIC CO·Filed 2002·Granted Oct 1, 2002·0 cites·6 claims
- 3142US6847590B2Magneto-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
- 3238US2001024342A1Magnetic head capable of correctly reproducing signal by domain enlargement and recording/reproducing apparatus employing the sameSANYO ELECTRIC CO·Filed 2001·Application pending·0 cites
- 3337US2003142592A1Magneto-optical disk apparatus capable of reproducing while enlarging magnetic domains using dc magnetic field, reproducing method, and recording/reproducing methodFiled 2001·Application pending·0 cites
- 3437US2003179657A1Magneto-optical disk device capable of performing magnetic domain expansion reproduction by dc magnetic field and reproducing methodFiled 2001·Application pending·0 cites
- 3533US6418088B1Apparatus and method for reproducing information from a magneto optical recording medium by the magnetic domain magnification methodSANYO ELECTRIC CO·Filed 1998·Granted Jul 9, 2002·1 cites·17 claims
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