Inventor · disambiguated record
Takeshi Shimano
Also filed as: SHIMANO TAKESHI
95 granted patents·15 pending applications·1,536 citations·filing 1994–2022
99Inventor score
Top patents by PatentIndex Score
110 records- 0198US6768556B1Near-field optical probe, near-field optical microscope and optical recording/reproducing device with near-field optical probeHITACHI LTD·Filed 2000·Granted Jul 27, 2004·159 cites·20 claims
- 0297US6639925B2Optical information processing equipment and semiconductor light emitting device suitable thereforHITACHI INC·Filed 2001·Granted Oct 28, 2003·285 cites·9 claims
- 0396US7283439B2Optical disk apparatus using mechanism for controlling spherical aberrationHITACHI LTD·Filed 2005·Granted Oct 16, 2007·25 cites·7 claims
- 0496US5481386AFlying type optical head integrally formed with light source and photodetector and optical disk apparatus with the sameHITACHI LTD·Filed 1994·Granted Jan 2, 1996·67 cites·8 claims
- 0595US7260033B2Optical reproducing apparatusHITACHI LTD·Filed 2005·Granted Aug 21, 2007·20 cites·7 claims
- 0695US6524766B1Optical disk mediumHITACHI LTD·Filed 2000·Granted Feb 25, 2003·60 cites·11 claims
- 0794US7742209B2Monocular holographic data storage system architectureINPHASE TECH INC·Filed 2007·Granted Jun 22, 2010·17 cites·30 claims
- 0892US5889748AObject lens and optical head for reproducing data from optical disks in different thickness of substrateHITACHI LTD·Filed 1996·Granted Mar 30, 1999·81 cites·19 claims
- 0991US7012875B2Optical disk apparatus using focal shift signals to control spherical aberrationHITACHI LTD·Filed 2001·Granted Mar 14, 2006·27 cites·7 claims
- 1090US10423002B2Imaging apparatus capable of generating an image using moire without a lensMAXELL LTD·Filed 2015·Granted Sep 24, 2019·5 cites·13 claims
- 1189US7750276B2Optical information detecting method, optical head, and optical disc apparatus utilizing plural photodetectorsHITACHI LTD·Filed 2007·Granted Jul 6, 2010·9 cites·20 claims
- 1289US7215609B2Optical reproducing apparatusHITACHI LTD·Filed 2002·Granted May 8, 2007·22 cites·17 claims
- 1389US6807133B2Optical head and optical disk apparatusHITACHI LTD·Filed 2001·Granted Oct 19, 2004·25 cites·4 claims
- 1489US6400664B1Optical head including electrical circuit which produces focus error signal and tracking error signal unaffected by variations in intensity distributions of reflected light beamsHITACHI LTD·Filed 1999·Granted Jun 4, 2002·48 cites·6 claims
- 1586US6965552B2Mounting method for optical device and optical head equipmentNICHIA CORP·Filed 2002·Granted Nov 15, 2005·22 cites·23 claims
- 1686US6125087AOptical pickup for optical disk apparatusHITACHI LTD·Filed 1997·Granted Sep 26, 2000·50 cites·6 claims
- 1786US5615199AOptical head apparatusHITACHI LTD·Filed 1994·Granted Mar 25, 1997·37 cites·11 claims
- 1885US10551532B2Imaging device and imaging methodHITACHI LTD·Filed 2017·Granted Feb 4, 2020·4 cites·15 claims
- 1985US6785203B2Optical lens for optical disc drive with aberration suppression for recording/reproducing for a plurality of optical disc typesPENTAX CORP·Filed 2001·Granted Aug 31, 2004·20 cites·14 claims
- 2085US6611487B2Flying type optical head integrally formed with light source and photodetector and optical disk apparatus with the sameHITACHI LTD·Filed 2002·Granted Aug 26, 2003·14 cites·9 claims
- 2184US8023390B2Optical head and optical disk deviceHITACHI LTD·Filed 2008·Granted Sep 20, 2011·6 cites·20 claims
- 2283US7715287B2Optical disk apparatusHITACHI LTD·Filed 2007·Granted May 11, 2010·4 cites·17 claims
- 2383US6563099B2Optical information recording/reproducing apparatus, and optical head apparatusHITACHI LTD·Filed 2001·Granted May 13, 2003·18 cites·2 claims
- 2482US6721242B2Optical detector having three light receiving areasHITACHI LTD·Filed 2002·Granted Apr 13, 2004·14 cites·18 claims
- 2582US6215756B1Optical head having two lasers of different wavelength and an objective lens made of one material having a rectangular groove shifting phase to decrease focused laser beam spot aberration for focusing laser beams on different thickness substratesHITACHI LTD·Filed 1998·Granted Apr 10, 2001·24 cites·18 claims
- 2680US10649118B2Imaging deviceHITACHI LTD·Filed 2017·Granted May 12, 2020·3 cites·20 claims
- 2780US7457206B2Optical head, optical information storage apparatus, and their fabrication methodHITACHI LTD·Filed 2005·Granted Nov 25, 2008·3 cites·10 claims
- 2880US7292519B2Optical head with lasers and mirrors in a recess formed in a substrateHITACHI LTD·Filed 2005·Granted Nov 6, 2007·6 cites·2 claims
- 2980US6791934B2Objective lens optical system, optical head and optical information reproduction apparatusHITACHI LTD·Filed 2002·Granted Sep 14, 2004·13 cites·7 claims
- 3079US7596061B2Optical disk apparatusHITACHI LTD·Filed 2006·Granted Sep 29, 2009·4 cites·14 claims
- 3178US8004950B2Optical pickup, optical information recording and reproducing apparatus and method for optically recording and reproducing informationHITACHI LTD·Filed 2008·Granted Aug 23, 2011·3 cites·16 claims
- 3278US7542396B2Information recording apparatus, information recording medium and information recording mediumHITACHI LTD·Filed 2005·Granted Jun 2, 2009·4 cites·14 claims
- 3378US6507009B1Optical detector, signal processing circuit and optical information reproduction apparatus thereofHITACHI LTD·Filed 1999·Granted Jan 14, 2003·27 cites·1 claims
- 3478US6278548B1Polarizing diffraction grating and magneto-optical head made by using the sameHITACHI LTD·Filed 1998·Granted Aug 21, 2001·49 cites·24 claims
- 3578US5774444ASplit photo detector for detecting a central portion and a peripheral portion of a reflected light beamHITACHI LTD·Filed 1995·Granted Jun 30, 1998·31 cites·18 claims
- 3677US11747641B2Imaging apparatus with cylindrical lensesMAXELL LTD·Filed 2022·Granted Sep 5, 2023·0 cites·5 claims
- 3777US7123565B2Information reproducing method and information reproducing apparatus of multilayer optical diskHITACHI LTD·Filed 2003·Granted Oct 17, 2006·11 cites·3 claims
- 3877US6542526B1Optical information processor and semiconductor light emitting device suitable for the sameHITACHI LTD·Filed 1997·Granted Apr 1, 2003·40 cites·4 claims
- 3977US5715226AFlying type optical head integrally formed with light source and photodetector and optical disk apparatus with the sameHITACHI LTD·Filed 1995·Granted Feb 3, 1998·19 cites·17 claims
- 4076US10911643B2Imaging device modulating intensity of light with grating patternHITACHI LTD·Filed 2016·Granted Feb 2, 2021·2 cites·12 claims
- 4176US7616532B2Optical disc driveHITACHI LTD·Filed 2006·Granted Nov 10, 2009·3 cites·7 claims
- 4276US7502302B2Optical recording and reading equipmentHITACHI LTD·Filed 2005·Granted Mar 10, 2009·2 cites·5 claims
- 4376US6934228B2Optical headHITACHI LTD·Filed 2004·Granted Aug 23, 2005·8 cites·3 claims
- 4476US6717906B1Optical disk apparatus to perform either reproduction or reproduction/recording of each of at least two kinds of optical disks having different substrate thicknessesHITACHI LTD·Filed 2000·Granted Apr 6, 2004·11 cites·2 claims
- 4576US5835469AHigh-density information recording/reproducing methodHITACHI LTD·Filed 1995·Granted Nov 10, 1998·24 cites·10 claims
- 4675US6728173B2Information reproducing method which reproduces plural components of a focus error signal and a tracking error signal from plural detection regions of plural reflected light beamsHITACHI LTD·Filed 2002·Granted Apr 27, 2004·8 cites·3 claims
- 4774US7639588B2Optical disc drive apparatusHITACHI MEDIA ELECTRON KK·Filed 2007·Granted Dec 29, 2009·2 cites·7 claims
- 4874US6272097B1Optical head and apparatus for recording and reproducing optical information through the use of the optical headHITACHI LTD·Filed 1999·Granted Aug 7, 2001·25 cites·25 claims
- 4973US9715426B2Monocular holographic data storage system and method thereofCURTIS KEVIN R·Filed 2012·Granted Jul 25, 2017·2 cites·12 claims
- 5073US7664005B2Optical pickup apparatusHITACHI MEDIA ELECTRON KK·Filed 2007·Granted Feb 16, 2010·2 cites·18 claims
Showing the top 50 of 110 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →