Inventor
TACHIBANA AKIHIRO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “TACHIBANA AKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PIONEER CORP
12 patentsUS7170661B2Jan 30, 2007
Hologram recording medium and recording and reproducing system
PIONEER CORP18 citations92
US6848115B2Jan 25, 2005
Optical recording medium using scattering bodies to enhance modulation
PIONEER CORP39 citations91
US7324255B2Jan 29, 2008
Spatial optical modulator
PIONEER CORP9 citations84
US7236441B2Jun 26, 2007
Recording device, reproduction device, and recording/reproduction device
PIONEER CORP14 citations84
US7031038B2Apr 18, 2006
Hologram apparatus capable of detecting and correcting distortion of hologram image
PIONEER CORP11 citations84
US6445668B2Sep 3, 2002
Astigmatism generating device to remove comma aberration and spherical aberration
PIONEER CORP16 citations84
US7206105B2Apr 17, 2007
Hologram recording device and hologram reproduction device
PIONEER CORP7 citations74
US7079469B2Jul 18, 2006
Hologram recording/reproducing system
PIONEER CORP9 citations74
US7688699B2Mar 30, 2010
Holographic recording/reproducing apparatus having relative speed controller and method
PIONEER CORP3 citations63
US7453791B2Nov 18, 2008
Optical recording medium having a plurality of guide tracks transfer regions
PIONEER CORP4 citations63
US7339711B2Mar 4, 2008
Angle-multiplexing hologram recording device, method, hologram reproduction device, and method
PIONEER CORP6 citations63
US7333253B2Feb 19, 2008
Multiplex recording type hologram recording device, method, hologram reproduction device, and method
PIONEER CORP5 citations63
PIONEER ELECTRONIC CORP
7 patentsUS6130872AOct 10, 2000
Optical pickup apparatus
PIONEER ELECTRONIC CORP73 citations96
US6185176B1Feb 6, 2001
Optical pickup apparatus
PIONEER ELECTRONIC CORP27 citations92
US5999509ADec 7, 1999
Optical pickup device with two independent light beams and an integrated prism for providing return light with astigmatism
PIONEER ELECTRONIC CORP37 citations92
US6031667AFeb 29, 2000
Optical pickup device
PIONEER ELECTRONIC CORP16 citations84
US5886970AMar 23, 1999
Multiple focal lens multiple focal optical pickup and optical information reproducing apparatus
PIONEER ELECTRONIC CORP18 citations84
US4624526ANov 25, 1986
Optical pickup device
PIONEER ELECTRONIC CORP20 citations80
US6084841AJul 4, 2000
Optical pickup device having heat radiating mechanism
PIONEER ELECTRONIC CORP13 citations74