Inventor · disambiguated record
Hirofumi Takei
Also filed as: TAKEI HIROFUMI
42 granted patents·3 pending applications·947 citations·filing 1978–2012
98Inventor score
Top patents by PatentIndex Score
45 records- 0193US7932935B2Imaging apparatus capable of reducing deterioration of an image even when the gain increasedCANON KK·Filed 2007·Granted Apr 26, 2011·22 cites·21 claims
- 0293US5353058AAutomatic exposure control apparatusCANON KK·Filed 1992·Granted Oct 4, 1994·143 cites·45 claims
- 0390US7630005B2Image processing apparatus and image processing methodCANON KK·Filed 2006·Granted Dec 8, 2009·12 cites·9 claims
- 0488US7126640B1Autofocus strobe control in image sensing apparatusCANON KK·Filed 2000·Granted Oct 24, 2006·38 cites·27 claims
- 0585US7567286B2Image pickup apparatusCANON KK·Filed 2006·Granted Jul 28, 2009·9 cites·4 claims
- 0684US7760953B2Image processing apparatus and method, computer program, and storage medium with varied block shapes to execute motion detectionCANON KK·Filed 2006·Granted Jul 20, 2010·8 cites·21 claims
- 0784US7024107B2Focusing device and methodCANON KK·Filed 2005·Granted Apr 4, 2006·6 cites·10 claims
- 0883US5420630AImage pickup apparatus performing white balance control based on data from regions of a frameCANON KK·Filed 1993·Granted May 30, 1995·53 cites·25 claims
- 0982US6972798B1Focusing device and methodCANON KK·Filed 2000·Granted Dec 6, 2005·17 cites·23 claims
- 1081US7651785B2Tin-plated productDOWA MINING CO·Filed 2005·Granted Jan 26, 2010·4 cites·3 claims
- 1181US5530474AWhite balance correction device with correction signal limiting deviceCANON KK·Filed 1992·Granted Jun 25, 1996·45 cites·15 claims
- 1280US7307656B2White balance correcting deviceCANON KK·Filed 2005·Granted Dec 11, 2007·5 cites·14 claims
- 1380US6480671B2Video camera and recording and reproducing apparatus which communicate via wireless communication techniquesCANON KK·Filed 1997·Granted Nov 12, 2002·65 cites·12 claims
- 1480US4428569AEngine mounting for automobileNISSAN MOTOR·Filed 1981·Granted Jan 31, 1984·32 cites·6 claims
- 1579US8929684B2Image display apparatus and control method thereofCANON KK·Filed 2012·Granted Jan 6, 2015·4 cites·9 claims
- 1679US7876375B2Focusing device that adjusts focus based on a measured luminance value and method for the sameCANON KK·Filed 2006·Granted Jan 25, 2011·4 cites·10 claims
- 1777US6108037AImage pickup apparatus in which the white balance controller contains a circuit to calculate the color temperature from the color signalsCANON KK·Filed 1996·Granted Aug 22, 2000·46 cites·13 claims
- 1877US4257369AInternal combustion engine equipped with noise control deviceNISSAN MOTOR·Filed 1978·Granted Mar 24, 1981·27 cites·10 claims
- 1976US6965401B1White balance correcting deviceCANON KK·Filed 2000·Granted Nov 15, 2005·13 cites·15 claims
- 2076US5831672AImage pickup apparatus performing white balance control in a plurality of modesCANON KK·Filed 1996·Granted Nov 3, 1998·47 cites·13 claims
- 2176US4350223ASilencerNISSAN MOTOR·Filed 1981·Granted Sep 21, 1982·37 cites·7 claims
- 2276US4327674AApparatus for cooling a vehicle engine roomNISSAN MOTOR·Filed 1980·Granted May 4, 1982·27 cites·4 claims
- 2374US6978085B1Image pickup system with separable/attachable image pickup device and display deviceCANON KK·Filed 2000·Granted Dec 20, 2005·11 cites·18 claims
- 2474US4424961AEngine mounting for suspending engine relative to vehicle structureNISSAN MOTOR·Filed 1981·Granted Jan 10, 1984·28 cites·4 claims
- 2573US6832606B2Wire saw and cutting method thereofDOWA MINING CO·Filed 2002·Granted Dec 21, 2004·17 cites·5 claims
- 2670US5703638AImage pickup apparatus for moving image photographing or for still image photographingCANON KK·Filed 1994·Granted Dec 30, 1997·25 cites·16 claims
- 2770US4369744ALow-noise level reciprocating piston internal combustion engineNISSAN MOTOR·Filed 1980·Granted Jan 25, 1983·20 cites·13 claims
- 2869US5510837AAutomatic exposure control device performing weighted light measurementCANON KK·Filed 1994·Granted Apr 23, 1996·28 cites·26 claims
- 2968US6148141AImage pickup system with separable/attachable image pickup device and display deviceCANON KK·Filed 1997·Granted Nov 14, 2000·31 cites·18 claims
- 3066US8957899B2Image processing apparatus and method for controlling the sameTAKEI HIROFUMI·Filed 2010·Granted Feb 17, 2015·3 cites·14 claims
- 3166US6994756B2Method of producing sintered rare earth magnetic alloy waferDOWA MINING CO·Filed 2002·Granted Feb 7, 2006·9 cites·5 claims
- 3264US8379916B2Image display apparatus and control method thereofCANON KK·Filed 2009·Granted Feb 19, 2013·2 cites·26 claims
- 3364US7273405B2Sintered rare earth magnetic alloy wafer and wafer surface growing machineDOWA MINING CO·Filed 2005·Granted Sep 25, 2007·2 cites·3 claims
- 3463US5604538AAutofocus apparatus utilizing luma and chroma components to determine whether focusing is possibleCANON KK·Filed 1994·Granted Feb 18, 1997·21 cites·20 claims
- 3562US6493027B2Apparatus for still and moving image recording and control thereofCANON KK·Filed 1997·Granted Dec 10, 2002·21 cites·5 claims
- 3661US7706583B2Image processing apparatus and methodCANON KK·Filed 2003·Granted Apr 27, 2010·4 cites·5 claims
- 3757US8411169B2Image processing apparatus and image processing methodTAKEI HIROFUMI·Filed 2009·Granted Apr 2, 2013·0 cites·12 claims
- 3857US7481698B2Sintered rare earth magnetic alloy wafer surface grinding machineDOWA HOLDINGS CO LTD·Filed 2007·Granted Jan 27, 2009·1 cites·1 claims
- 3957US4399974AEngine mountNISSAN MOTOR·Filed 1981·Granted Aug 23, 1983·17 cites·12 claims
- 4052US2009147018A1Image sensing apparatus and control method thereofCANON KK·Filed 2008·Application pending·0 cites
- 4150US6545709B2Wireless receiving apparatus and method thereforCANON KK·Filed 1997·Granted Apr 8, 2003·14 cites·12 claims
- 4248US2007297767A1Image reproducing apparatus and reproducing program creation apparatusCANON KK·Filed 2007·Application pending·0 cites
- 4345US4645031AExhaust system for an internal combustion engineNISSAN MOTOR·Filed 1985·Granted Feb 24, 1987·16 cites·9 claims
- 4444US2002154336A1Image processing apparatus, method of controlling an image processing apparatus, and storage mediumFiled 2002·Application pending·0 cites
- 4534US5757428AElectronic equipment having viewpoint detection apparatus with determination of abnormal operation of eyeball illumination unitCANON KK·Filed 1995·Granted May 26, 1998·13 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →