Inventor · disambiguated record
Jang-Hoon Yoo
Also filed as: YOO JANG-HOON
98 granted patents·9 pending applications·1,255 citations·filing 1994–2013
99Inventor score
Top patents by PatentIndex Score
107 records- 0196US5665957ALens device comprising light blocking means and an optical pickup apparatus using the lens deviceSAMSUNG ELECTRONICS CO LTD·Filed 1996·Granted Sep 9, 1997·94 cites·41 claims
- 0293US6222812B1Optical pickup using an optical phase plateSAMSUNG ELECTRONICS CO LTD·Filed 1997·Granted Apr 24, 2001·60 cites·29 claims
- 0391US6547398B2Projection-type image display apparatus and methodSAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted Apr 15, 2003·28 cites·17 claims
- 0490US6469979B1Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt errorSAMSUNG ELECTRONICS CO LTD·Filed 1999·Granted Oct 22, 2002·35 cites·20 claims
- 0588US6275461B1Optical pickup using an optical phase plateSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Aug 14, 2001·25 cites·34 claims
- 0688US5903536AObjective lens device, optical pickup adopting the same and method for manufacturing an objective lensSAMSUNG ELECTRONICS CO LTD·Filed 1997·Granted May 11, 1999·54 cites·122 claims
- 0787US5703862ADual focus objective lens with two curvatures for focussing light on two different kinds of disks with different thicknessesSAMSUNG ELECTRONICS CO LTD·Filed 1995·Granted Dec 30, 1997·49 cites·4 claims
- 0886US7200098B2Objective lens for high-density optical focusing and an optical disk in an optical pickupSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Apr 3, 2007·6 cites·4 claims
- 0985US6337841B1Compatible optical pickupSAMSUNG ELECTRONICS CO LTD·Filed 1999·Granted Jan 8, 2002·49 cites·34 claims
- 1085US6091691AOptical pickup having an objective lens compatible with a plurality of optical disk formatsSAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Jul 18, 2000·38 cites·44 claims
- 1185US6043912AOptical pickup compatible with a digital versatile disk and a recordable compact disk using a holographic ring lensSAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Mar 28, 2000·45 cites·32 claims
- 1284US6556520B1Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt errorSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Apr 29, 2003·10 cites·11 claims
- 1384US6466529B1Optical pickup assembly and method of detecting tiltSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Oct 15, 2002·19 cites·21 claims
- 1484US6430139B1Objective lens for high-density optical focusing, and optical pickup using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Aug 6, 2002·18 cites·36 claims
- 1582US6791933B1Optical pickup using an optical phase plateSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Sep 14, 2004·18 cites·15 claims
- 1682US6198714B1Optical pickup having an objective lens compatible with a plurality of optical disk formatsSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Mar 6, 2001·14 cites·19 claims
- 1782US5777973AReproducing and recording optical pickup compatible with discs having different thicknessesSAMSUNG ELECTRONICS CO LTD·Filed 1996·Granted Jul 7, 1998·37 cites·23 claims
- 1881US7319643B2Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt errorSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Jan 15, 2008·2 cites·10 claims
- 1981US7110334B2Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt errorSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Sep 19, 2006·2 cites·7 claims
- 2080US6304540B1Optical pickup compatible with a digital versatile disk and a recordable compact disk using a holographic ring lensSAMSUNG ELECTRONICS CO LTD·Filed 1999·Granted Oct 16, 2001·23 cites·6 claims
- 2180US6285646B1Optical pickup using objective lens compatible with a plurality of optical disksSAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Sep 4, 2001·33 cites·24 claims
- 2279US8994785B2Method for generating video data and image photographing device thereofSEO JUNG-PA·Filed 2012·Granted Mar 31, 2015·4 cites·16 claims
- 2379US6636464B1Optical pickup device capable of detecting stable error signalSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Oct 21, 2003·14 cites·19 claims
- 2479US6363046B1Optical recording/pickup head compatible with a digital versatile disk (DVD) and a recordable compact disk (CD-R) using a holographic variable apertureSAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Mar 26, 2002·34 cites·33 claims
- 2579US6272096B2Optical pickup using an optical phase plateSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Aug 7, 2001·9 cites·15 claims
- 2678US7593306B2Diffraction element and optical pick-up apparatus having the sameSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Sep 22, 2009·3 cites·14 claims
- 2778US6449229B1Optical pickup assembly with adjustable inclinationSAMSUNG ELECTRONICS CO LTD·Filed 1999·Granted Sep 10, 2002·32 cites·20 claims
- 2877US7116627B2Compatible optical pickup device using a single light sourceSAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted Oct 3, 2006·12 cites·17 claims
- 2977US6938890B2Objective lens for high-density optical focusing and an optical disk in an optical pickupSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Sep 6, 2005·10 cites·49 claims
- 3077US6081498AOptical pickup compatible with recordable compact disk and digital video disk using plane parallel platesSAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Jun 27, 2000·30 cites·34 claims
- 3176US7435934B2Optical pickup apparatus which is compatible with multiple types of mediaSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Oct 14, 2008·3 cites·32 claims
- 3276US5822135ALens device including a light controlling mechanism and an optical pickup apparatus using a lens deviceSAMSUNG ELECTRONICS CO LTD·Filed 1996·Granted Oct 13, 1998·22 cites·26 claims
- 3375US6009066AOptical pickup of two different wavelength laser sources with an objective lens having an annular shielding regionSAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Dec 28, 1999·27 cites·19 claims
- 3474US5909424AOptical pickup device and method to read from and record information to disks of different thicknessesSAMSUNG ELECTRONICS CO LTD·Filed 1997·Granted Jun 1, 1999·22 cites·59 claims
- 3573US6816449B2Optical pickup compatible with a digital versatile disk and a recordable compact disk using a holographic ring lensSAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted Nov 9, 2004·6 cites·14 claims
- 3671US5629514ACritical angle focus error detectorSAMSUNG ELECTRONICS CO LTD·Filed 1995·Granted May 13, 1997·23 cites·3 claims
- 3770US7898922B2Optical pickup apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Mar 1, 2011·2 cites·19 claims
- 3869US6400666B1Optical pickup deviceSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Jun 4, 2002·7 cites·9 claims
- 3969US6266315B1Catadioptric optical system, optical pickup and optical disk drive employing the same, and optical diskSAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Jul 24, 2001·23 cites·66 claims
- 4068US9547219B2Photographing apparatus having an external optical component connector and method of controlling the sameSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Jan 17, 2017·2 cites·18 claims
- 4168US7035191B2Compatible optical pickup using light sources following a common optical pathSAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted Apr 25, 2006·6 cites·30 claims
- 4268US6721243B2Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt errorSAMSUNG ELECTRONICS CO LTD·Filed 2003·Granted Apr 13, 2004·3 cites·21 claims
- 4368US6449237B1Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structureSAMSUNG ELECTRONICS CO LTD·Filed 1999·Granted Sep 10, 2002·20 cites·35 claims
- 4468US6259668B1Recording/reproducing apparatus having an optical pickup device to read from and record information to disks of different thicknessesSAMSUNG ELECTRONICS CO LTD·Filed 1999·Granted Jul 10, 2001·14 cites·54 claims
- 4567US7613095B2Optical pickup apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Nov 3, 2009·1 cites·17 claims
- 4667US6882614B2Recording/reproducing apparatus having an optical pickup device to read from and record information to disks of different thicknessesSAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted Apr 19, 2005·4 cites·21 claims
- 4766US7590034B2Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt errorSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Sep 15, 2009·0 cites·10 claims
- 4866US6556521B1Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt errorSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Apr 29, 2003·3 cites·24 claims
- 4966US6016293AMethod of discriminating discs having different thickness and optical pickup device adopting the sameSAMSUNG ELECTRONICS CO LTD·Filed 1997·Granted Jan 18, 2000·18 cites·44 claims
- 5065US7072114B2Optical pickup using an optical phase plate and which is compatible with optical recording media of different typesSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Jul 4, 2006·2 cites·18 claims
Showing the top 50 of 107 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →