Inventor · disambiguated record
Akihiko Nagano
Also filed as: NAGANO AKIHIKO
69 granted patents·2 pending applications·1,764 citations·filing 1985–2018
99Inventor score
Top patents by PatentIndex Score
71 records- 0199US5036347AVisual line detecting device and camera having the sameCANON KK·Filed 1989·Granted Jul 30, 1991·123 cites·25 claims
- 0298US7119319B2Solid-state image sensing element and its design support method, and image sensing deviceCANON KK·Filed 2005·Granted Oct 10, 2006·79 cites·20 claims
- 0397US5253008ACameraCANON KK·Filed 1992·Granted Oct 12, 1993·72 cites·26 claims
- 0496US5214466ACamera having visual axis detecting apparatusCANON KK·Filed 1991·Granted May 25, 1993·63 cites·50 claims
- 0595US5486892ACamera with visual axis detecting deviceCANON KK·Filed 1994·Granted Jan 23, 1996·49 cites·39 claims
- 0695US5280312AVisual axis detection apparatusCANON KK·Filed 1992·Granted Jan 18, 1994·64 cites·7 claims
- 0795US5148302AOptical modulation element having two-dimensional phase type diffraction gratingNAGANO AKIHIKO·Filed 1991·Granted Sep 15, 1992·170 cites·29 claims
- 0892US9204089B2Display apparatus equipped with image pickup apparatusCANON KK·Filed 2012·Granted Dec 1, 2015·19 cites·12 claims
- 0992US8754976B2Image-capturing apparatus including image sensor utilizing pairs of focus detection pixelsOIKAWA MAKOTO·Filed 2009·Granted Jun 17, 2014·17 cites·4 claims
- 1092US8711270B2Focus detection device and imaging apparatus having the sameONUKI ICHIRO·Filed 2009·Granted Apr 29, 2014·18 cites·20 claims
- 1192US8698927B2Image-pickup element, and image-pickup apparatus and camera system capable of detecting a focus stateNAGANO AKIHIKO·Filed 2012·Granted Apr 15, 2014·10 cites·7 claims
- 1292US6091899AApparatus for detecting the direction of visual axis and information selecting apparatus utilizing the sameCANON KK·Filed 1995·Granted Jul 18, 2000·40 cites·55 claims
- 1391US6229959B1Camera in which focus is detected from among a plurality of viewfields in conjunction with detection of the visual axisCANON KK·Filed 1997·Granted May 8, 2001·31 cites·13 claims
- 1491US5386258AOptical apparatus having a visual axis direction detecting deviceCANON KK·Filed 1994·Granted Jan 31, 1995·36 cites·19 claims
- 1590US8614755B2Optical device and signal processorTAKAMIYA MAKOTO·Filed 2010·Granted Dec 24, 2013·12 cites·7 claims
- 1689US5422700ACamera in which focus is detected to a plurality of viewfields within a observation block which is selected by visual axis detecting meansCANON KK·Filed 1994·Granted Jun 6, 1995·28 cites·8 claims
- 1788US7095441B2Image pick-up apparatus having plural pixels with different transmittances and being operable in different modesCANON KK·Filed 2002·Granted Aug 22, 2006·37 cites·5 claims
- 1888US5797046AVisual axis controllable optical apparatus including a visual axis detecting device for detecting a visual axisCANON KK·Filed 1995·Granted Aug 18, 1998·29 cites·26 claims
- 1988US5473403ACamera having a multi-point focus detecting deviceCANON KK·Filed 1993·Granted Dec 5, 1995·30 cites·40 claims
- 2087US6014524ACamera with visual axis detecting deviceCANON KK·Filed 1994·Granted Jan 11, 2000·24 cites·30 claims
- 2187US5182443AOptical apparatus having visual axis detector and determining whether eyeglasses are wornCANON KK·Filed 1991·Granted Jan 26, 1993·72 cites·15 claims
- 2287US4850681AOptical modulation deviceCANON KK·Filed 1987·Granted Jul 25, 1989·71 cites·8 claims
- 2386US5696998AOptical apparatus equipped with sight line detectorCANON KK·Filed 1995·Granted Dec 9, 1997·17 cites·12 claims
- 2486US5634141AVisual axis detection device capable of reducing detection errors due to variations of eyes among individualsCANON KK·Filed 1995·Granted May 27, 1997·24 cites·56 claims
- 2586US5598248AOptical apparatus having visual point detection functionCANON KK·Filed 1994·Granted Jan 28, 1997·27 cites·18 claims
- 2685US5600399AOptical apparatus and camera for controlling a plurality of functions by using a visual axisCANON KK·Filed 1996·Granted Feb 4, 1997·23 cites·20 claims
- 2785US5298927AVisual axis detecor having a high sensitivity to a light from an eyeCANON KK·Filed 1991·Granted Mar 29, 1994·25 cites·16 claims
- 2883US8913175B2Solid-state image sensing element and image sensing apparatus for detecting a focus state of a photographing lensNAGANO AKIHIKO·Filed 2009·Granted Dec 16, 2014·8 cites·7 claims
- 2983US5692222ACamera having focus detection deviceCANON KK·Filed 1995·Granted Nov 25, 1997·21 cites·30 claims
- 3083US5245371ACamera provided with a visual axis direction detecting portionCANON KK·Filed 1992·Granted Sep 14, 1993·61 cites·19 claims
- 3182US7294819B2Solid state image sensor including transparent film layers each having a convex lens-shaped portion with increased light intake efficiency and manufacturing method thereforCANON KK·Filed 2006·Granted Nov 13, 2007·6 cites·5 claims
- 3281US7245324B2Image pickup apparatus for photographing an objectCANON KK·Filed 2003·Granted Jul 17, 2007·23 cites·1 claims
- 3380US8970773B2Image capture apparatus with first and second pixel groupsNAGANO AKIHIKO·Filed 2011·Granted Mar 3, 2015·4 cites·6 claims
- 3480US5761543AApparatus for measuring anterior eye portionCANON KK·Filed 1997·Granted Jun 2, 1998·16 cites·5 claims
- 3579US5983030AOptical apparatus having a visual axis detectorCANON KK·Filed 1997·Granted Nov 9, 1999·15 cites·25 claims
- 3679US5579080ACamera including an apparatus for detecting a line of sightCANON KK·Filed 1996·Granted Nov 26, 1996·16 cites·27 claims
- 3778US9456118B2Image capturing apparatus, image processing apparatus, and image processing method for generating auxiliary information for captured imageNAGANO AKIHIKO·Filed 2012·Granted Sep 27, 2016·4 cites·36 claims
- 3876US7060961B2Image sensing element and optical instrument having improved incident light use efficiencyCANON KK·Filed 2004·Granted Jun 13, 2006·22 cites·11 claims
- 3975US8842212B2Optical device and focus state detection methodNAGANO AKIHIKO·Filed 2010·Granted Sep 23, 2014·3 cites·4 claims
- 4074US9160918B2Focus control apparatus and method for performing focus control by phase difference detection, and image capturing apparatusCANON KK·Filed 2013·Granted Oct 13, 2015·2 cites·7 claims
- 4174US5561289ADevice for detecting line of sightCANON KK·Filed 1995·Granted Oct 1, 1996·12 cites·106 claims
- 4273US10424343B2Imaging device and playback deviceCANON KK·Filed 2017·Granted Sep 24, 2019·1 cites·11 claims
- 4373US7041950B2Image sensing element for sensing an image formed by an image sensing lensCANON KK·Filed 2002·Granted May 9, 2006·11 cites·24 claims
- 4472US5708862AGazing point detecting device and camera provided with the sameCANON KK·Filed 1994·Granted Jan 13, 1998·14 cites·79 claims
- 4571US9881648B2Imaging device and playback deviceCANON KK·Filed 2016·Granted Jan 30, 2018·1 cites·18 claims
- 4671US5579079AOptical apparatus equipped with sight line detectorCANON KK·Filed 1995·Granted Nov 26, 1996·24 cites·29 claims
- 4770US8654227B2Focus detection apparatus, focus detection method, and image sensing apparatusHASHIMOTO YOSHITAKA·Filed 2009·Granted Feb 18, 2014·3 cites·12 claims
- 4870US5752090AOptical device having a line of sight detection apparatusCANON KK·Filed 1997·Granted May 12, 1998·10 cites·22 claims
- 4966US6040880ADisplay deviceCANON KK·Filed 1997·Granted Mar 21, 2000·34 cites·17 claims
- 5064US7616879B2Optical apparatus and image-taking systemCANON KK·Filed 2005·Granted Nov 10, 2009·2 cites·9 claims
Showing the top 50 of 71 patent records by PatentIndex Score.
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