Inventor · disambiguated record
Kentaro Oku
Also filed as: OKU KENTARO
15 granted patents·54 citations·filing 1984–2012
90Inventor score
Top patents by PatentIndex Score
15 records- 0186US8637799B2Imaging apparatus with lens array having densely arranged lens surfaces without a gapOKU KENTARO·Filed 2011·Granted Jan 28, 2014·6 cites·7 claims
- 0271US7679691B2Display deviceHITACHI DISPLAYS LTD·Filed 2008·Granted Mar 16, 2010·3 cites·20 claims
- 0365US8992062B2Display device with light guide plate having irregularities on front light exit surfaceOKU KENTARO·Filed 2012·Granted Mar 31, 2015·2 cites·20 claims
- 0453US8582041B2Liquid crystal display device having a lens array being arranged the extending direction of the longitudinal axis of the lensTOMIZUKA YOSHITERU·Filed 2007·Granted Nov 12, 2013·1 cites·17 claims
- 0550US5386252AProjection system and display apparatus for compressing and expanding aspect ratio of a pictureHITACHI LTD·Filed 1992·Granted Jan 31, 1995·11 cites·12 claims
- 0647US5621550AColor liquid crystal display device having three dichroic mirrors per pixelHITACHI LTD·Filed 1995·Granted Apr 15, 1997·16 cites·12 claims
- 0746US8749718B2Video display apparatus and video display methodOKU KENTARO·Filed 2011·Granted Jun 10, 2014·0 cites·7 claims
- 0840US6335589B2Color cathode ray tube having adjustment magnet assembly at neck portionHITACHI LTD·Filed 2001·Granted Jan 1, 2002·0 cites·8 claims
- 0940US5499061AProjection system and display apparatus for compressing and expanding aspect ratio of a pictureHITACHI LTD·Filed 1995·Granted Mar 12, 1996·7 cites·16 claims
- 1040US4792721ACathode-ray tube with electrostatic deflectionHITACHI LTD·Filed 1987·Granted Dec 20, 1988·4 cites·7 claims
- 1140US4663560AMagnetic focus and electrostatic deflection type image pick-up tubeHITACHI LTD·Filed 1984·Granted May 5, 1987·3 cites·6 claims
- 1229US6194823B1Color cathode ray tube having adjustment magnet assembly at the neck portion of the tubeHITACHI LTD·Filed 1998·Granted Feb 27, 2001·0 cites·11 claims
- 1329US4701668ACylindrical image pickup tube having electrostatic deflection electrodes formed of straight line pattern yokesHITACHI LTD·Filed 1986·Granted Oct 20, 1987·1 cites·13 claims
- 1428US4866337AImage pick-up tube with electrostatic deflecting electrode structureHITACHI LTD·Filed 1987·Granted Sep 12, 1989·0 cites·22 claims
- 1527US5107172ACharged-particle beam tube and its driving methodHITACHI LTD·Filed 1989·Granted Apr 21, 1992·0 cites·29 claims
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