Assignee
KATAYAMA RYUICHI
JP·6 granted patents·10 pending applications·2 citations·filing 2004–2011
Top patents by PatentIndex Score
16 records- 0166US8643050B2Light emitting element and image display apparatus using the light emitting elementKATAYAMA RYUICHI·Filed 2010·Granted Feb 4, 2014·2 cites·10 claims
- 0253US2011110207A1Optical unit, control method, and optical information recording/reproducing deviceKATAYAMA RYUICHI·Filed 2009·Application pending·0 cites
- 0351US2010019126A1Optical head device, optical information recording/reproducing device, and optical information recording/reproducing method thereofKATAYAMA RYUICHI·Filed 2008·Application pending·0 cites
- 0451US2010220577A1Optical head device, optical information recording/reproducing device, and optical information recording/reproducing methodKATAYAMA RYUICHI·Filed 2008·Application pending·0 cites
- 0551US2010085860A1Optical head device, and optical information recording/reproducing device and optical information recording/reproducing method using the sameKATAYAMA RYUICHI·Filed 2008·Application pending·0 cites
- 0651US2010085495A1Optical head device and optical information recording/reproducing deviceKATAYAMA RYUICHI·Filed 2008·Application pending·0 cites
- 0751US2010061216A1Optical head unit and optcal information recording/reproducing apparatusKATAYAMA RYUICHI·Filed 2008·Application pending·0 cites
- 0850US8254238B2Optical information recording/ reproducing apparatus and optical information recording and reproducing methodKATAYAMA RYUICHI·Filed 2011·Granted Aug 28, 2012·0 cites·20 claims
- 0950US2010074077A1Optical head device and optical information recording/reproducing deviceKATAYAMA RYUICHI·Filed 2007·Application pending·0 cites
- 1050US2010027384A1Optical head device, optical information recording/reproducing device and error signal generation methodKATAYAMA RYUICHI·Filed 2007·Application pending·0 cites
- 1148US8807769B2Wavelength plate, light emitting element, and image display device using the light emitting elementKATAYAMA RYUICHI·Filed 2011·Granted Aug 19, 2014·0 cites·3 claims
- 1245US9016883B2Polarized light emitting element for display apparatusKATAYAMA RYUICHI·Filed 2011·Granted Apr 28, 2015·0 cites·14 claims
- 1345US8866172B2Light emitting element and image display apparatus using the light emitting elementKATAYAMA RYUICHI·Filed 2010·Granted Oct 21, 2014·0 cites·9 claims
- 1445US8779454B2Light emitting element and image display device using the light emitting elementKATAYAMA RYUICHI·Filed 2011·Granted Jul 15, 2014·0 cites·9 claims
- 1545US2007263518A1Optical Head Apparatus and Optical Information Recording/Reproducing Apparatus With the SameKATAYAMA RYUICHI·Filed 2005·Application pending·0 cites
- 1641US2006007835A1Optical head device, method of manufacturing the same, and optical information recording and/or playback apparatusKATAYAMA RYUICHI·Filed 2004·Application pending·0 cites
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