Inventor
TAKESHITA NOBUO
JP94 patents
⚠️ This page may combine multiple inventors who share the name “TAKESHITA NOBUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
46 patentsUS8045441B2Oct 25, 2011
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP22 citations96
US8036086B2Oct 11, 2011
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP22 citations96
US7773485B2Aug 10, 2010
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP24 citations96
US8854937B2Oct 7, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP6 citations93
US8830805B2Sep 9, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP6 citations93
US8824256B2Sep 2, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP6 citations93
US8824257B2Sep 2, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP6 citations93
US8824258B2Sep 2, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP6 citations93
US8811137B2Aug 19, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP6 citations93
US8804471B2Aug 12, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP6 citations93
US8792314B2Jul 29, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP6 citations93
US5293363AMar 8, 1994
Optical head apparatus with light weight movable lens holder
MITSUBISHI ELECTRIC CORP21 citations93
US5986984ANov 16, 1999
Optical information processing device having switchable optics for use with plural media types
MITSUBISHI ELECTRIC CORP23 citations91
US5479386ADec 26, 1995
Lens actuating system for an optical disk drive having a driven mass for cancelling forces
MITSUBISHI ELECTRIC CORP20 citations91
US10381037B2Aug 13, 2019
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP2 citations84
US10002634B2Jun 19, 2018
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP2 citations84
US9741387B2Aug 22, 2017
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP4 citations84
US9147425B2Sep 29, 2015
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP5 citations84
US8942074B2Jan 27, 2015
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP5 citations84
US8873359B2Oct 28, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP5 citations84
US8837266B2Sep 16, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP5 citations84
US8830804B2Sep 9, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP5 citations84
US8824259B2Sep 2, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP5 citations84
US7168082B2Jan 23, 2007
Optical actuator
MITSUBISHI ELECTRIC CORP10 citations84
US5864525AJan 26, 1999
Optical disk device
MITSUBISHI ELECTRIC CORP13 citations82
US6775207B2Aug 10, 2004
Device for driving optical system
MITSUBISHI ELECTRIC CORP8 citations74
US5068843ANov 26, 1991
Optical read-write apparatus
MITSUBISHI ELECTRIC CORP18 citations74
US9800844B2Oct 24, 2017
Image projection apparatus
MITSUBISHI ELECTRIC CORP6 citations73
US6510119B2Jan 21, 2003
Optical head device
MITSUBISHI ELECTRIC CORP9 citations73
US9958376B2May 1, 2018
Floating particle detection device
MITSUBISHI ELECTRIC CORP2 citations72
US7660217B2Feb 9, 2010
Optical disc recording method and optical disc
MITSUBISHI ELECTRIC CORP6 citations72
US5687032ANov 11, 1997
Optical device inclination angle adjuster
MITSUBISHI ELECTRIC CORP10 citations72
US5416756AMay 16, 1995
Lens actuating system with improved frequency response for optical disk drive
MITSUBISHI ELECTRIC CORP9 citations72
US9817233B2Nov 14, 2017
Image display device
MITSUBISHI ELECTRIC CORP6 citations71
US10650855B2May 12, 2020
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP0 citations63
US8848499B2Sep 30, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP0 citations63
US8755258B2Jun 17, 2014
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP0 citations63
US8014254B2Sep 6, 2011
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP0 citations63
US8000217B2Aug 16, 2011
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP0 citations63
US7995451B2Aug 9, 2011
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP0 citations63
US7907493B2Mar 15, 2011
Optical disc and optical disc device
MITSUBISHI ELECTRIC CORP1 citations63
US7272083B2Sep 18, 2007
Optical head device and method for correcting spherical aberration
MITSUBISHI ELECTRIC CORP5 citations63
US6839899B2Jan 4, 2005
Optical element driving device having two permanent magnets and one magnetic substance
MITSUBISHI ELECTRIC CORP4 citations63
US8040763B2Oct 18, 2011
Objective lens driving device and optical pickup device
MITSUBISHI ELECTRIC CORP5 citations62
US7800985B2Sep 21, 2010
Optical pickup device
MITSUBISHI ELECTRIC CORP5 citations62
US7554675B2Jun 30, 2009
Light wavefront measuring instrument, light wavefront measuring method, and light source adjusting method
MITSUBISHI ELECTRIC CORP3 citations62
NAKAHARA HIRONORI
4 patentsUS8254240B2Aug 28, 2012
Optical disc and optical disc device
NAKAHARA HIRONORI23 citations92
US8248907B2Aug 21, 2012
Optical disc and optical disc device
NAKAHARA HIRONORI23 citations92
US8213290B2Jul 3, 2012
Optical disc and optical disc device
NAKAHARA HIRONORI23 citations92
US8630159B2Jan 14, 2014
Optical disc and optical disc device
NAKAHARA HIRONORI6 citations84
Showing the top 50 of 94 patents by PatentIndex Score.