Inventor · disambiguated record
Shuichi Ichiura
Also filed as: ICHIURA SHUICHI
31 granted patents·585 citations·filing 1994–2011
97Inventor score
Top patents by PatentIndex Score
31 records- 0192US5917791AApparatus for discriminating optical recording media of different thicknesses from each other and reproducing information therefromSANYO ELECTRIC CO·Filed 1996·Granted Jun 29, 1999·71 cites·13 claims
- 0292US5477527AHigh density optical disc and optical disc playerSANYO ELECTRIC CO·Filed 1994·Granted Dec 19, 1995·52 cites·10 claims
- 0391US6370093B1Optical disc deviceSANYO ELECTRIC CO·Filed 1997·Granted Apr 9, 2002·57 cites·8 claims
- 0489US6552990B1Optical head for two different disk thicknesses with a light beam diameter control deviceSANYO ELECTRIC CO·Filed 1997·Granted Apr 22, 2003·66 cites·1 claims
- 0587US6201777B1Apparatus for discriminating optical recording media of different thicknesses from each other and reproducing information therefromSANYO ELECTRIC CO·Filed 1999·Granted Mar 13, 2001·44 cites·5 claims
- 0683US6480444B2Optical disk deviceSANYO ELECTRIC CO·Filed 2002·Granted Nov 12, 2002·12 cites·4 claims
- 0783US5787061AOptical disc recording reproducing apparatus recording/reproducing information to/from optical discs according to different standardsSANYO ELECTRIC CO·Filed 1996·Granted Jul 28, 1998·40 cites·59 claims
- 0879US5777970AOptical disk readout apparatusSANYO ELECTRIC CO·Filed 1996·Granted Jul 7, 1998·35 cites·49 claims
- 0975US6167019AOptical Disc cd recording/reproducing apparatus recording/reproducing information to/from optical discs according to different standardsSANYO ELECTRIC CO·Filed 1999·Granted Dec 26, 2000·19 cites·3 claims
- 1074US6181668B1Optical pickup device and wavelength selective diffraction gratingSANYO ELECTRIC CO·Filed 1997·Granted Jan 30, 2001·26 cites·34 claims
- 1174US6049518AOptical disc recording/reproducing apparatus recording/reproducing information to/from optical discs according to different standardsSANYO ELECTRIC CO·Filed 1996·Granted Apr 11, 2000·19 cites·5 claims
- 1269US6321028B1Optical disk recording/reproduction apparatus for recording/reproducing information to/from optical disk of different standardsSANYO ELECTRIC CO·Filed 1996·Granted Nov 20, 2001·21 cites·37 claims
- 1368US7570346B2Detection deviceSANYO ELECTRIC CO·Filed 2006·Granted Aug 4, 2009·5 cites·6 claims
- 1467US5896367AHigh density optical disc and optical disc playerSANYO ELECTRIC CO·Filed 1997·Granted Apr 20, 1999·16 cites·5 claims
- 1565US6137764AOptical disc recording/reproducing apparatus recording/reproducing information to/from optical discs according to different standardsSANYO ELECTRIC CO·Filed 1999·Granted Oct 24, 2000·12 cites·1 claims
- 1659US7351944B2Beam irradiation deviceSANYO ELECTRIC CO·Filed 2005·Granted Apr 1, 2008·4 cites·10 claims
- 1759US5734780ARecording/reproducing device which receives an FM multiplexed signal comprising a subcarrier or a darc signal and outputs traffic information after detecting an intermissionSANYO ELECTRIC CO·Filed 1995·Granted Mar 31, 1998·32 cites·20 claims
- 1854US7566861B2Detection device controlled by driving speed and driving directionSANYO ELECTRIC CO·Filed 2006·Granted Jul 28, 2009·2 cites·1 claims
- 1954US5838657AHigh density optical disc and optical disc playerSANYO ELECTRIC CO·Filed 1996·Granted Nov 17, 1998·9 cites·9 claims
- 2053US7605909B2Detection device for detecting conditions at a target positionSANYO ELECTRIC CO·Filed 2006·Granted Oct 20, 2009·2 cites·8 claims
- 2153US5689495AHigh density optical disc and optical disc playerSANYO ELECTRIC CO·Filed 1996·Granted Nov 18, 1997·9 cites·15 claims
- 2253US5659534AApparatus for reproducing optical information contained disks of various recording densitiesSANYO ELECTRIC CO·Filed 1996·Granted Aug 19, 1997·10 cites·30 claims
- 2345US6243354B1Optical disk having high recording densitySANYO ELECTRIC CO·Filed 1998·Granted Jun 5, 2001·6 cites·3 claims
- 2445US5586095AUltra-resolving optical pickup device having an optical detector receiving an unfiltered reflected beamSANYO ELECTRIC CO·Filed 1994·Granted Dec 17, 1996·5 cites·1 claims
- 2544US6477122B2Optical disk deviceSANYO ELECTRIC CO·Filed 2002·Granted Nov 5, 2002·0 cites·1 claims
- 2644US6466527B1Optical disk deviceSANYO ELECTRIC CO·Filed 2002·Granted Oct 15, 2002·0 cites·3 claims
- 2744US6459662B1Optical disk deviceSANYO ELECTRIC CO·Filed 2002·Granted Oct 1, 2002·0 cites·6 claims
- 2842US6009072AHigh density optical disc playerSANYO ELECTRIC CO·Filed 1999·Granted Dec 28, 1999·5 cites·2 claims
- 2941US8750083B2Optical pickup apparatus and disc apparatus including the sameSATO MINORU·Filed 2011·Granted Jun 10, 2014·0 cites·13 claims
- 3040US5708635AUltra-resolving optical pickup device having an optical detector receiving an unfiltered reflected beamSANYO ELECTRIC CO·Filed 1996·Granted Jan 13, 1998·4 cites·21 claims
- 3138US6122242AOptical disc recording/reproducing apparatus recording/reproducing information to/from optical discs according to different standardsSANYO ELECTRIC CO·Filed 1999·Granted Sep 19, 2000·2 cites·1 claims
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