Inventor · disambiguated record
Kazunari Nakamura
Also filed as: NAKAMURA KAZUNARI
56 granted patents·2 pending applications·5,867 citations·filing 1987–2021
99Inventor score
Top patents by PatentIndex Score
58 records- 0198US7258663B2Endoscope system with irradiated light switching featureOLYMPUS CORP·Filed 2004·Granted Aug 21, 2007·150 cites·22 claims
- 0298US5749830AFluorescent endoscope apparatusOLYMPUS OPTICAL CO·Filed 1994·Granted May 12, 1998·735 cites·6 claims
- 0397US5187572AEndoscope system with a plurality of synchronized light source apparatusesOLYMPUS OPTICAL CO·Filed 1991·Granted Feb 16, 1993·385 cites·24 claims
- 0497US5001556AEndoscope apparatus for processing a picture image of an object based on a selected wavelength rangeOLYMPUS OPTICAL CO·Filed 1990·Granted Mar 19, 1991·283 cites·35 claims
- 0596US6902527B1Endoscope system with charge multiplying imaging device and automatic gain controlOLYMPUS CORP·Filed 2000·Granted Jun 7, 2005·97 cites·12 claims
- 0696US4953539AEndoscope apparatusOLYMPUS OPTICAL CO·Filed 1989·Granted Sep 4, 1990·215 cites·71 claims
- 0795US11630194B2Position determination systemDENSO CORP·Filed 2020·Granted Apr 18, 2023·6 cites·27 claims
- 0895US6960165B2Endoscope with a single image pick-up element for fluorescent and normal-light imagesOLYMPUS CORP·Filed 2002·Granted Nov 1, 2005·82 cites·21 claims
- 0995US5379757AMethod of compressing endoscope image data based on image characteristicsOLYMPUS OPTICAL CO·Filed 1992·Granted Jan 10, 1995·179 cites·1 claims
- 1095US5209220AEndoscope image data compressing apparatusOLYMPUS OPTICAL CO·Filed 1990·Granted May 11, 1993·184 cites·4 claims
- 1195US5092331AFluorescence endoscopy and endoscopic device thereforOLYMPUS OPTICAL CO·Filed 1989·Granted Mar 3, 1992·127 cites·33 claims
- 1295US5078150ASpectral diagnosing apparatus with endoscopeOLYMPUS OPTICAL CO·Filed 1989·Granted Jan 7, 1992·151 cites·28 claims
- 1394US7439632B2Vehicle door control systemDENSO CORP·Filed 2006·Granted Oct 21, 2008·39 cites·8 claims
- 1494US5512940AImage processing apparatus, endoscope image sensing and processing apparatus, and image processing method for performing different displays depending upon subject quantityOLYMPUS OPTICAL CO·Filed 1994·Granted Apr 30, 1996·180 cites·45 claims
- 1594US5255087AImaging apparatus and endoscope apparatus using the sameOLYMPUS OPTICAL CO·Filed 1991·Granted Oct 19, 1993·158 cites·7 claims
- 1690US11388556B2Position determination systemDENSO CORP·Filed 2021·Granted Jul 12, 2022·2 cites·23 claims
- 1789US5697885AEndoscope for recording and displaying time-serial imagesOLYMPUS OPTICAL CO·Filed 1995·Granted Dec 16, 1997·106 cites·10 claims
- 1889US5675378AEndoscope-image processing apparatus for performing image processing of emphasis in endoscope image by pigment concentration distributionOLYMPUS OPTICAL CO·Filed 1996·Granted Oct 7, 1997·114 cites·13 claims
- 1989US5550582AEndoscope-image processing apparatus for performing image processing of emphasis in endoscope image by pigment concentration distributionOLYMPUS OPTICAL CO·Filed 1993·Granted Aug 27, 1996·90 cites·22 claims
- 2089US5331551AEndoscope image recording system for compressing and recording endoscope image dataOLYMPUS OPTICAL CO·Filed 1990·Granted Jul 19, 1994·93 cites·36 claims
- 2189US4878113AEndoscope apparatusOLYMPUS OPTICAL CO·Filed 1988·Granted Oct 31, 1989·67 cites·28 claims
- 2287US6293911B1Fluorescent endoscope system enabling simultaneous normal light observation and fluorescence observation in infrared spectrumOLYMPUS OPTICAL CO·Filed 1997·Granted Sep 25, 2001·430 cites·26 claims
- 2387US4974076AImaging apparatus and endoscope apparatus using the sameOLYMPUS OPTICAL CO·Filed 1989·Granted Nov 27, 1990·48 cites·2 claims
- 2486US5627583AElectroendoscope apparatusOLYMPUS OPTICAL CO·Filed 1994·Granted May 6, 1997·76 cites·11 claims
- 2586US5305759AExamined body interior information observing apparatus by using photo-pulses controlling gains for depthsOLYMPUS OPTICAL CO·Filed 1991·Granted Apr 26, 1994·361 cites·50 claims
- 2685US5614943ADissimilar endoscopes usable with a common control unitOLYMPUS OPTICAL CO·Filed 1995·Granted Mar 25, 1997·92 cites·2 claims
- 2785US5485203AColor misregistration easing system which corrects on a pixel or block basis only when necessaryOLYMPUS OPTICAL CO·Filed 1992·Granted Jan 16, 1996·71 cites·14 claims
- 2885US5032913AElectronic endoscope system equipped with color smear reducing meansOLYMPUS OPTICAL CO·Filed 1990·Granted Jul 16, 1991·74 cites·155 claims
- 2984US5515449AEndoscope image processing apparatusOLYMPUS OPTICAL CO·Filed 1992·Granted May 7, 1996·254 cites·6 claims
- 3084US4841506ARandom playing method for disk playerPIONEER ELECTRONIC CORP·Filed 1987·Granted Jun 20, 1989·26 cites·6 claims
- 3183USRE34504EElectronic endoscope system provided with a means of imaging frozen pictures having few picture image smearsOLYMPUS OPTICAL CO·Filed 1990·Granted Jan 11, 1994·55 cites·51 claims
- 3281US7179222B2Fluorescent endoscope system enabling simultaneous achievement of normal light observation based on reflected light and fluorescence observation based on light with wavelengths in infrared spectrumOLYMPUS CORP·Filed 2004·Granted Feb 20, 2007·116 cites·49 claims
- 3381US5105269AImaging apparatus and endoscope apparatus with selectable wavelength rangesOLYMPUS OPTICAL CO·Filed 1990·Granted Apr 14, 1992·47 cites·4 claims
- 3480US5631695AEndoscope with smear extraction and correctionOLYMPUS OPTICAL CO·Filed 1994·Granted May 20, 1997·51 cites·31 claims
- 3580US5617136AImage freezing unit for obtaining still image at a precise timing from image data obtained by the imaging meansOLYMPUS OPTICAL CO·Filed 1995·Granted Apr 1, 1997·90 cites·17 claims
- 3678US7204803B2Endoscope device, endoscope and image processing device for endoscopeOLYMPUS CORP·Filed 2003·Granted Apr 17, 2007·14 cites·12 claims
- 3776US7658710B2Endoscope system using normal light and fluorescenceOLYMPUS CORP·Filed 2006·Granted Feb 9, 2010·12 cites·8 claims
- 3876US7317376B2Vehicle control system and methodDENSO CORP·Filed 2005·Granted Jan 8, 2008·10 cites·27 claims
- 3976US5031036AElectronic endoscope apparatus simultaneously displaying an original picture image and special picture image on a single displaying picture surfaceOLYMPUS OPTICAL CO·Filed 1989·Granted Jul 9, 1991·29 cites·46 claims
- 4073US6388702B1Endoscope for recording and displaying time-serial imageOLYMPUS OPTICAL CO·Filed 1995·Granted May 14, 2002·39 cites·42 claims
- 4173US4983019AEndoscope light source apparatusOLYMPUS OPTICAL CO·Filed 1990·Granted Jan 8, 1991·39 cites·24 claims
- 4272US7172553B2Endoscope system using normal light and fluorescenceOLYMPUS CORP·Filed 2002·Granted Feb 6, 2007·50 cites·59 claims
- 4371US4922476APlaying method for disk playerPIONEER ELECTRONIC CORP·Filed 1989·Granted May 1, 1990·14 cites·2 claims
- 4469US9052286B2Fluorescence endoscope apparatusOLYMPUS CORP·Filed 2013·Granted Jun 9, 2015·2 cites·9 claims
- 4568US8531269B2Automatic locking apparatusNAGAO SATOSHI·Filed 2010·Granted Sep 10, 2013·5 cites·7 claims
- 4666US5333010AColor misregistration easing system for a field sequential electronic endoscope systemOLYMPUS OPTICAL CO·Filed 1992·Granted Jul 26, 1994·26 cites·21 claims
- 4764US4961110AEndoscope apparatusOLYMPUS OPTICAL CO·Filed 1989·Granted Oct 2, 1990·65 cites·23 claims
- 4863US7226412B2Endoscope system using normal light and fluorescenceOLYMPUS CORP·Filed 2004·Granted Jun 5, 2007·23 cites·15 claims
- 4963US5339159AColor misregistration detector and color misregistration easing systemOLYMPUS OPTICAL CO·Filed 1992·Granted Aug 16, 1994·22 cites·48 claims
- 5061US5398056AEndoscope systemOLYMPUS OPTICAL CO·Filed 1993·Granted Mar 14, 1995·79 cites·14 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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