Inventor · disambiguated record
Yoshihiko Hirota
Also filed as: HASHIMOTO LEGAL REPRESENTATIVE · HIROTA YOSHIHIKO
58 granted patents·1,456 citations·filing 1988–2010
99Inventor score
Files withMINOLTA CO LTD32MINOLTA CAMERA KK21KONICA MINOLTA BUSINESS TECH1KUSUNOKI SHIGERU1MITSUBISHI ELECTRIC CORP1
Top patents by PatentIndex Score
58 records- 0193US7177462B2Image processing apparatus, image forming apparatus and color image determination method thereofMINOLTA CO LTD·Filed 2005·Granted Feb 13, 2007·16 cites·16 claims
- 0292US6215512B1Image forming apparatus with image distortion correction systemMINOLTA CO LTD·Filed 1999·Granted Apr 10, 2001·83 cites·19 claims
- 0389US7046861B2Image forming apparatus with image distortion correction functionKONICA MINOLTA BUSINESS TECH·Filed 2003·Granted May 16, 2006·32 cites·10 claims
- 0487US7319786B2Image processing apparatus, image forming apparatus and color image determination method thereofMINOLTA CO LTD·Filed 2006·Granted Jan 15, 2008·8 cites·27 claims
- 0585US5357353AImage forming apparatusMINOLTA CAMERA KK·Filed 1992·Granted Oct 18, 1994·67 cites·27 claims
- 0683US4945405AColor image read apparatus with shading and color balance correctionMINOLTA CAMERA KK·Filed 1988·Granted Jul 31, 1990·43 cites·10 claims
- 0781US6118895AImage forming apparatus for distinguishing between types of color and monochromatic documentsMINOLTA CO LTD·Filed 1996·Granted Sep 12, 2000·68 cites·26 claims
- 0879US6721066B2Image processorMINOLTA CO LTD·Filed 2001·Granted Apr 13, 2004·17 cites·8 claims
- 0978US7268914B2Image processing apparatus, image forming apparatus, image processing method, and program product thereofMINOLTA CO LTD·Filed 2002·Granted Sep 11, 2007·17 cites·15 claims
- 1078US7079685B1Method and apparatus for image processing, including processing for reproducing black character areas of color and monochromatic imagesMINOLTA CO LTD·Filed 1999·Granted Jul 18, 2006·56 cites·8 claims
- 1178US6625331B1Image forming apparatusMINOLTA CO LTD·Filed 1999·Granted Sep 23, 2003·48 cites·18 claims
- 1277US6441915B1Image forming apparatusMINOLTA CO LTD·Filed 1999·Granted Aug 27, 2002·54 cites·20 claims
- 1376US6798534B1Image processing deviceMINOLTA CO LTD·Filed 2000·Granted Sep 28, 2004·14 cites·8 claims
- 1476US6323959B1Color image processorMINOLTA CO LTD·Filed 1999·Granted Nov 27, 2001·50 cites·15 claims
- 1576US6198841B1Color image processorMINOLTA CO LTD·Filed 1997·Granted Mar 6, 2001·53 cites·15 claims
- 1676US5973802AImage reproducing apparatus for forming either of a color image or a monochromatic imageMINOLTA CO LTD·Filed 1996·Granted Oct 26, 1999·53 cites·31 claims
- 1776US5850293AImage processor having a discriminator for discriminating an inside area and an outside areaMINOLTA CO LTD·Filed 1996·Granted Dec 15, 1998·51 cites·17 claims
- 1876US5398124AImage processorMINOLTA CAMERA KK·Filed 1992·Granted Mar 14, 1995·40 cites·12 claims
- 1976US5132788AImage processing apparatus for processing respective image data obtained by reading an outputting image signal corresponding to pixels forming the original imageMINOLTA CAMERA KK·Filed 1990·Granted Jul 21, 1992·43 cites·8 claims
- 2074US6661440B2Image forming apparatus with improved image registrationMINOLTA CO LTD·Filed 2001·Granted Dec 9, 2003·14 cites·14 claims
- 2174US5345320AColor image data processing apparatus comprising monochrome pixel detectorMINOLTA CAMERA KK·Filed 1991·Granted Sep 6, 1994·35 cites·11 claims
- 2272US7072506B1Image processing apparatus image forming apparatus and color image determination method thereofMINOLTA CO LTD·Filed 1999·Granted Jul 4, 2006·32 cites·7 claims
- 2371US6631207B2Image processor including processing for image data between edge or boundary portions of image dataMINOLTA CO LTD·Filed 1999·Granted Oct 7, 2003·47 cites·10 claims
- 2470US8253163B2High voltage semiconductor device including a free wheel diodeKUSUNOKI SHIGERU·Filed 2010·Granted Aug 28, 2012·4 cites·15 claims
- 2570US6064494AImage processorMINOLTA CO LTD·Filed 1995·Granted May 16, 2000·33 cites·10 claims
- 2670US5003380AImage reading apparatus having plural line image sensor chipsMINOLTA CAMERA KK·Filed 1988·Granted Mar 26, 1991·24 cites·13 claims
- 2768US5130820AImage processing deviceMINOLTA CAMERA KK·Filed 1990·Granted Jul 14, 1992·27 cites·11 claims
- 2867US6559976B1Color image processorMINOLTA CO LTD·Filed 1999·Granted May 6, 2003·32 cites·12 claims
- 2967US5657395AImage processing device providing improved image data processing by converting original image into a plurality of pixels and analyzing density data of each pixelMINOLTA CAMERA KK·Filed 1995·Granted Aug 12, 1997·34 cites·9 claims
- 3066US5327261AImage reading apparatus capable of detecting paper sizeMINOLTA CAMERA KK·Filed 1990·Granted Jul 5, 1994·26 cites·55 claims
- 3166US5165071ADigital color copying machineMINOLTA CAMERA KK·Filed 1989·Granted Nov 17, 1992·20 cites·9 claims
- 3264US6912068B1Image processor, image processing method, and program product storing proguram for controlling the image processor methodMINOLTA CO LTD·Filed 2000·Granted Jun 28, 2005·6 cites·10 claims
- 3363US4987485AImage reading apparatus with improved output correction of image signalMINOLTA CAMERA KK·Filed 1989·Granted Jan 22, 1991·17 cites·10 claims
- 3463US4839719AColor image reading apparatus with an improved sensorMINOLTA CAMERA KK·Filed 1988·Granted Jun 13, 1989·17 cites·11 claims
- 3559US5867285AImage processorMINOLTA CO LTD·Filed 1997·Granted Feb 2, 1999·29 cites·11 claims
- 3659US5604825AImage processing apparatus capable of varying magnification of images and method of using sameMINOLTA CAMERA KK·Filed 1994·Granted Feb 18, 1997·25 cites·15 claims
- 3759US5091978AApparatus for line scanning a documentMINOLTA CAMERA KK·Filed 1988·Granted Feb 25, 1992·15 cites·10 claims
- 3858US5412489AShading correction having a line memory read which generates an average reference level from a plurality of lines of a reference plateMINOLTA CAMERA KK·Filed 1992·Granted May 2, 1995·17 cites·15 claims
- 3956US7755167B2Semiconductor device including switching element and two diodesMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Jul 13, 2010·1 cites·15 claims
- 4056US6978045B1Image-processing apparatusMINOLTA CO LTD·Filed 1999·Granted Dec 20, 2005·20 cites·19 claims
- 4156US6417932B1Image processorMINOLTA CO LTD·Filed 1999·Granted Jul 9, 2002·16 cites·10 claims
- 4256US5105280AImage forming device which can form an image by printing a plurality of pixel unit areas which are composed of multiple sub pixelsMINOLTA CAMERA KK·Filed 1990·Granted Apr 14, 1992·17 cites·9 claims
- 4355US5439534AMethod of manufacturing and applying heat treatment to a magnetic coreMITSUI PETROCHEMICAL IND·Filed 1992·Granted Aug 8, 1995·13 cites·13 claims
- 4455US5253083AImage reading apparatus having improved shading correctionMINOLTA CAMERA KK·Filed 1991·Granted Oct 12, 1993·15 cites·3 claims
- 4554US7180636B2Image processor and methodMINOLTA CO LTD·Filed 2001·Granted Feb 20, 2007·2 cites·2 claims
- 4654US5867634AImage processorMINOLTA CO LTD·Filed 1995·Granted Feb 2, 1999·22 cites·12 claims
- 4750US5734759AImage reading apparatus for sequentially providing red, green and blue signals during prescan and for reversing the order during readingMINOLTA CO LTD·Filed 1996·Granted Mar 31, 1998·15 cites·6 claims
- 4850US5177623AImage processing apparatus and methodMINOLTA CAMERA KK·Filed 1992·Granted Jan 5, 1993·12 cites·13 claims
- 4949US5726780AImage processing apparatusMINOLTA CO LTD·Filed 1995·Granted Mar 10, 1998·13 cites·5 claims
- 5047US6997624B2Image forming apparatus and image forming methodMINOLTA CO LTD·Filed 2003·Granted Feb 14, 2006·1 cites·6 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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