Assignee
TANAKA TOSHIYASU
JP·4 granted patents·1 pending application·0 citations·filing 2006–2011
Technology mixG11B5
Top patents by PatentIndex Score
5 records- 0151US8238218B2Optical pickup, optical information device, computer, optical disk player, car navigation system, optical disk recorder, and optical disk serverTANAKA TOSHIYASU·Filed 2011·Granted Aug 7, 2012·0 cites·18 claims
- 0250US8339924B2Optical pickup device capable of emitting first and second light beams having different wavelengths and including a light blocking member for blocking light of a specific wavelength, and a optical information device, computer, optical disk player, car navigation system, optical disk recorder, and optical disk server performing the sameTANAKA TOSHIYASU·Filed 2007·Granted Dec 25, 2012·0 cites·10 claims
- 0350US8089850B2Optical pickup, optical disc apparatus, integrated coupling lens, integrated prism, and optical information equipmentTANAKA TOSHIYASU·Filed 2007·Granted Jan 3, 2012·0 cites·2 claims
- 0450US8072870B2Optical pickup and optical disc driveTANAKA TOSHIYASU·Filed 2007·Granted Dec 6, 2011·0 cites·10 claims
- 0545US2009055851A1Optical pickup device, optical information device provided with such optical pickup device, and optical information recording/reproducing device provided with such optical information deviceTANAKA TOSHIYASU·Filed 2006·Application pending·0 cites
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