Assignee
HITACHI-LG DATA STORAGE INC
JP·182 granted patents·113 pending applications·305 citations·filing 2002–2025
Top patents by PatentIndex Score
295 records- 0191US10078236B2Dimmer and video display device using the sameHITACHI LG DATA STORAGE INC·Filed 2016·Granted Sep 18, 2018·5 cites·2 claims
- 0290US9230591B2Optical disc library and storage apparatus including disc changer functionalityHITACHI LG DATA STORAGE INC·Filed 2014·Granted Jan 5, 2016·15 cites·3 claims
- 0390US7215261B2DVD recording method and rewritable DVD apparatusHITACHI LG DATA STORAGE INC·Filed 2005·Granted May 8, 2007·9 cites·12 claims
- 0489US8385163B2Optical disc library system and methodsHITACHI LG DATA STORAGE INC·Filed 2010·Granted Feb 26, 2013·22 cites·19 claims
- 0586US7690008B2Optical disc drive having openings in the housing to allow air thereinHITACHI LG DATA STORAGE INC·Filed 2005·Granted Mar 30, 2010·8 cites·1 claims
- 0685US7543310B2Optical disk apparatus with openings for discharging air from thereinHITACHI LG DATA STORAGE INC·Filed 2005·Granted Jun 2, 2009·9 cites·13 claims
- 0784US11112610B2Image display device and head mounted display using the sameHITACHI LG DATA STORAGE INC·Filed 2020·Granted Sep 7, 2021·2 cites·19 claims
- 0884US10771772B2Image display deviceHITACHI LG DATA STORAGE INC·Filed 2018·Granted Sep 8, 2020·3 cites·13 claims
- 0984US7724620B2Information recording/reproducing apparatus and a data reproducing method thereof, as well as an optical disk thereofHITACHI LG DATA STORAGE INC·Filed 2006·Granted May 25, 2010·8 cites·5 claims
- 1083US10838063B2Distance measurement apparatus and angle adjustment method of the sameHITACHI LG DATA STORAGE INC·Filed 2018·Granted Nov 17, 2020·5 cites·3 claims
- 1183US7725908B2Optical disk apparatusHITACHI LG DATA STORAGE INC·Filed 2007·Granted May 25, 2010·7 cites·3 claims
- 1283US7038989B2High-frequency superimposing method and optical disk apparatus using itHITACHI LG DATA STORAGE INC·Filed 2002·Granted May 2, 2006·10 cites·7 claims
- 1382US10852552B2Image projection optical module and head mounted displayHITACHI LG DATA STORAGE INC·Filed 2019·Granted Dec 1, 2020·5 cites·15 claims
- 1482US10746528B2Optical image measurement apparatus and optical image measurement methodHITACHI-LG DATA STORAGE INC·Filed 2017·Granted Aug 18, 2020·2 cites·9 claims
- 1582US10401631B2Image display deviceHITACHI LG DATA STORAGE INC·Filed 2015·Granted Sep 3, 2019·2 cites·20 claims
- 1682US7046593B2Optical disk apparatus and method for adjusting tilt based on optical disk typeHITACHI LG DATA STORAGE INC·Filed 2002·Granted May 16, 2006·16 cites·6 claims
- 1781US11782155B2Distance measurement device and distance measurement systemHITACHI LG DATA STORAGE INC·Filed 2020·Granted Oct 10, 2023·1 cites·7 claims
- 1881US10795004B2Distance measurement apparatusHITACHI LG DATA STORAGE INC·Filed 2018·Granted Oct 6, 2020·3 cites·7 claims
- 1981US10088742B2Laser projection display system configured to execute scanning with laser light in accordance with image signalsHITACHI LG DATA STORAGE INC·Filed 2017·Granted Oct 2, 2018·3 cites·14 claims
- 2081US7937721B2Optical disc apparatus including airflow cooling mechanismHITACHI LG DATA STORAGE INC·Filed 2007·Granted May 3, 2011·5 cites·6 claims
- 2180US12216303B2Light-guide plate, manufacturing method for the same, light-guide plate module, and image display deviceHITACHI LG DATA STORAGE INC·Filed 2020·Granted Feb 4, 2025·1 cites·17 claims
- 2280US9348140B2Virtual image display deviceHITACHI LG DATA STORAGE INC·Filed 2014·Granted May 24, 2016·5 cites·18 claims
- 2380US9297980B2Optical device for transmission-type scanning by moving scanning beam without moving observation sampleHITACHI LG DATA STORAGE INC·Filed 2013·Granted Mar 29, 2016·3 cites·10 claims
- 2480US8024747B2Optical disc apparatusHITACHI LG DATA STORAGE INC·Filed 2009·Granted Sep 20, 2011·4 cites·10 claims
- 2580US7827571B2Disk drive device having air stream restrictive deviceHITACHI LG DATA STORAGE INC·Filed 2005·Granted Nov 2, 2010·5 cites·2 claims
- 2679US7617506B2Optical disc apparatusHITACHI LG DATA STORAGE INC·Filed 2006·Granted Nov 10, 2009·4 cites·6 claims
- 2778US9664984B2Optical unit, projection display apparatus, imaging apparatusHITACHI-LG DATA STORAGE INC·Filed 2014·Granted May 30, 2017·3 cites·7 claims
- 2878US7774804B2Optical disc apparatus and flexible cable used for the sameHITACHI LG DATA STORAGE INC·Filed 2005·Granted Aug 10, 2010·6 cites·13 claims
- 2977US10976554B2Light guide plate and image display apparatusHITACHI LG DATA STORAGE INC·Filed 2019·Granted Apr 13, 2021·2 cites·10 claims
- 3077US10705218B2Object position detection apparatusHITACHI LG DATA STORAGE INC·Filed 2017·Granted Jul 7, 2020·3 cites·12 claims
- 3177US7220133B2Optical disc apparatusHITACHI LG DATA STORAGE INC·Filed 2006·Granted May 22, 2007·4 cites·8 claims
- 3277US7009532B2DVD recording method and rewritable DVD apparatusHITACHI LG DATA STORAGE INC·Filed 2004·Granted Mar 7, 2006·9 cites·15 claims
- 3376US11143872B2Waveguide and video image display deviceHITACHI LG DATA STORAGE INC·Filed 2018·Granted Oct 12, 2021·2 cites·14 claims
- 3476US7434238B2Optical disc apparatusHITACHI LG DATA STORAGE INC·Filed 2006·Granted Oct 7, 2008·3 cites·8 claims
- 3575US9927613B2Image display apparatus and head mounted displayHITACHI LG DATA STORAGE INC·Filed 2015·Granted Mar 27, 2018·2 cites·11 claims
- 3675US9349416B2Optical disk apparatus and disk magazineHITACHI LG DATA STORAGE INC·Filed 2013·Granted May 24, 2016·3 cites·3 claims
- 3775US7821897B2Information recording/reproducing apparatus and information recording methodHITACHI LG DATA STORAGE INC·Filed 2006·Granted Oct 26, 2010·3 cites·8 claims
- 3874US10209610B2Laser light source module and scanning image display apparatusHITACHI LG DATA STORAGE INC·Filed 2015·Granted Feb 19, 2019·2 cites·15 claims
- 3974US9483999B2Laser projection display device and laser drive control methodHITACHI-LG DATA STORAGE INC·Filed 2014·Granted Nov 1, 2016·2 cites·11 claims
- 4074US8830809B2Optical information recording deviceHITACHI LG DATA STORAGE INC·Filed 2013·Granted Sep 9, 2014·3 cites·8 claims
- 4174US7996857B2Optical disc apparatusHITACHI LG DATA STORAGE INC·Filed 2009·Granted Aug 9, 2011·2 cites·13 claims
- 4273US11106040B2Video display apparatus and video display systemHITACHI LG DATA STORAGE INC·Filed 2019·Granted Aug 31, 2021·1 cites·15 claims
- 4373US10928518B2Range image generation apparatus and range image generation methodHITACHI LG DATA STORAGE INC·Filed 2016·Granted Feb 23, 2021·2 cites·10 claims
- 4472US11561393B2Light guide plate and image display deviceHITACHI LG DATA STORAGE INC·Filed 2019·Granted Jan 24, 2023·1 cites·10 claims
- 4572US10304369B2Image display device having a light source and a control unit configured to control a driving current at first and second gradation valuesHITACHI LG DATA STORAGE INC·Filed 2017·Granted May 28, 2019·1 cites·16 claims
- 4672US7319652B2Controlling optical pickup of optical disk drive by detecting change of sampling signals taken from a motor drive signalHITACHI LG DATA STORAGE INC·Filed 2005·Granted Jan 15, 2008·2 cites·15 claims
- 4771US11531102B2Distance measurement image pickup apparatusHITACHI LG DATA STORAGE INC·Filed 2019·Granted Dec 20, 2022·1 cites·5 claims
- 4871US9383188B2Polarization-sensitive optical measurement instrumentHITACHI LG DATA STORAGE INC·Filed 2013·Granted Jul 5, 2016·3 cites·9 claims
- 4971US9245482B2Image display deviceHITACHI LG DATA STORAGE INC·Filed 2014·Granted Jan 26, 2016·2 cites·7 claims
- 5071US7826321B2Optical disk apparatus and control method thereofHITACHI LG DATA STORAGE INC·Filed 2007·Granted Nov 2, 2010·1 cites·8 claims
Showing the top 50 of 295 patent records by PatentIndex Score.
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