Inventor · disambiguated record
Hirokazu Kato
Also filed as: KATO HIROKAZU
127 granted patents·43 pending applications·2,032 citations·filing 1980–2025
99Inventor score
Top patents by PatentIndex Score
170 records- 0198US6093370APolynucleotide separation method and apparatus thereforHITACHI LTD·Filed 1999·Granted Jul 25, 2000·209 cites·30 claims
- 0298US5808224APortable downloader connectable to karaoke player through wireless communication channelYAMAHA CORP·Filed 1997·Granted Sep 15, 1998·318 cites·8 claims
- 0395US8614144B2Method for fabrication of interconnect structure with improved alignment for semiconductor devicesKATO HIROKAZU·Filed 2011·Granted Dec 24, 2013·27 cites·10 claims
- 0493US6218126B1Polynucleotide separation method and apparatus thereforHITACHI LTD·Filed 2000·Granted Apr 17, 2001·36 cites·4 claims
- 0593US5703308AKaraoke apparatus responsive to oral request of entry songsYAMAHA CORP·Filed 1995·Granted Dec 30, 1997·108 cites·20 claims
- 0692US8419995B2Imprint methodYONEDA IKUO·Filed 2009·Granted Apr 16, 2013·19 cites·13 claims
- 0792US7553474B2Method for producing metal oxide solNISSAN CHEMICAL IND LTD·Filed 2005·Granted Jun 30, 2009·10 cites·12 claims
- 0891US7234239B2Hair removing device with a lotion applicatorMATSUSHITA ELECTRIC WORKS LTD·Filed 2003·Granted Jun 26, 2007·49 cites·4 claims
- 0991US7186440B2Process for producing hydrophobic silica powderNISSAN CHEMICAL IND LTD·Filed 2006·Granted Mar 6, 2007·13 cites·6 claims
- 1090US6568083B1Dry shaver with a height adjustable cutter headMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted May 27, 2003·63 cites·38 claims
- 1190US5886275ATransporting method of karaoke data by packetsYAMAHA CORP·Filed 1998·Granted Mar 23, 1999·98 cites·15 claims
- 1289US10168281B2Multicolor fluorescence analysis deviceHITACHI HIGH TECH CORP·Filed 2015·Granted Jan 1, 2019·6 cites·25 claims
- 1389US6206409B1Air bag systemDENSO CORP·Filed 1998·Granted Mar 27, 2001·80 cites·8 claims
- 1489US5804752AKaraoke apparatus with individual scoring of duet singersYAMAHA CORP·Filed 1997·Granted Sep 8, 1998·92 cites·21 claims
- 1588US8633550B2Semiconductor deviceUNO TOMOAKI·Filed 2012·Granted Jan 21, 2014·12 cites·22 claims
- 1688US6121531AKaraoke apparatus selectively providing harmony voice to duet singing voicesYAMAHA CORP·Filed 1997·Granted Sep 19, 2000·81 cites·26 claims
- 1787US8636523B2Surface mount contact and connector using sameNAGASAKI TAISUKE·Filed 2011·Granted Jan 28, 2014·12 cites·9 claims
- 1887US5810603AKaraoke network system with broadcasting of background picturesYAMAHA CORP·Filed 1994·Granted Sep 22, 1998·53 cites·18 claims
- 1987US4373416AWave generator for electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1980·Granted Feb 15, 1983·33 cites·25 claims
- 2086US7779777B2Substrate processing apparatus and methodTOSHIBA KK·Filed 2009·Granted Aug 24, 2010·9 cites·6 claims
- 2185US7851363B2Pattern forming method and manufacturing method of semiconductor deviceTOSHIBA KK·Filed 2005·Granted Dec 14, 2010·7 cites·28 claims
- 2284US9142555B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2014·Granted Sep 22, 2015·7 cites·20 claims
- 2383US9202722B2Pattern forming method and manufacturing method of semiconductor deviceTOSHIBA KK·Filed 2014·Granted Dec 1, 2015·3 cites·19 claims
- 2483US8912640B2Semiconductor device and method of manufacturing the sameTAKADA KEITA·Filed 2012·Granted Dec 16, 2014·8 cites·9 claims
- 2582US5119710AMusical tone generatorNIPPON MUSICAL INSTRUMENTS MFG·Filed 1991·Granted Jun 9, 1992·42 cites·3 claims
- 2681US9711637B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2014·Granted Jul 18, 2017·5 cites·19 claims
- 2781US7435682B2Method of manufacturing semiconductor deviceTOSHIBA KK·Filed 2005·Granted Oct 14, 2008·8 cites·20 claims
- 2881US5286802AInjection compacting composition for preparing sintered body of metal powder and sintered body prepared therefromDAI ICHI CERAMO CO LIMITED·Filed 1991·Granted Feb 15, 1994·46 cites·9 claims
- 2980US9054450B2ConnectorTYCO ELECTRONICS JAPAN G K·Filed 2012·Granted Jun 9, 2015·11 cites·14 claims
- 3080US7343278B2Tracking a surface in a 3-dimensional scene using natural visual features of the surfaceARTOOLWORKS INC·Filed 2003·Granted Mar 11, 2008·45 cites·24 claims
- 3180US4387617AAssigner for electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1980·Granted Jun 14, 1983·20 cites·21 claims
- 3279US9023222B2Pattern forming methodTOSHIBA KK·Filed 2013·Granted May 5, 2015·4 cites·17 claims
- 3379US8728943B2Pattern forming method and manufacturing method of semiconductor deviceTAKEISHI TOMOYUKI·Filed 2010·Granted May 20, 2014·3 cites·13 claims
- 3479US7691910B2Acidic zirconia sol and production method of the sameNISSAN CHEMICAL IND LTD·Filed 2006·Granted Apr 6, 2010·3 cites·17 claims
- 3579US5587546AKaraoke apparatus having extendible and fixed libraries of song data filesYAMAHA CORP·Filed 1994·Granted Dec 24, 1996·34 cites·4 claims
- 3678US9081274B2Pattern forming methodTOSHIBA KK·Filed 2014·Granted Jul 14, 2015·2 cites·18 claims
- 3778US7751041B2Fluorescence detection apparatusHITACHI HIGH TECH CORP·Filed 2008·Granted Jul 6, 2010·6 cites·22 claims
- 3878US7629389B2Production method of alkaline zirconia solNISSAN CHEMICAL IND LTD·Filed 2006·Granted Dec 8, 2009·4 cites·10 claims
- 3978US5854619AKaraoke apparatus displaying image synchronously with orchestra accompanimentYAMAHA CORP·Filed 1995·Granted Dec 29, 1998·49 cites·6 claims
- 4076US11035324B2VehicleTOYOTA MOTOR CO LTD·Filed 2020·Granted Jun 15, 2021·1 cites·12 claims
- 4176US5410097AKaraoke apparatus with skip and repeat operation of orchestra accompanimentYAMAHA CORP·Filed 1993·Granted Apr 25, 1995·29 cites·12 claims
- 4275US7987079B2Tracking a surface in a 3-dimensional scene using natural visual features of the surfaceARTOOLWORKS INC·Filed 2008·Granted Jul 26, 2011·11 cites·30 claims
- 4375US5631433AKaraoke monitor excluding unnecessary information from display during play timeYAMAHA CORP·Filed 1995·Granted May 20, 1997·44 cites·5 claims
- 4474US11400817B2Power conversion controllerTOKAI RYOKAKU TETSUDO KK·Filed 2020·Granted Aug 2, 2022·1 cites·3 claims
- 4574US6957088B2Electronic apparatusYAMAHA CORP·Filed 2002·Granted Oct 18, 2005·21 cites·18 claims
- 4674US6787314B2Polynucleotide separation method and apparatus thereforHITACHI LTD·Filed 2001·Granted Sep 7, 2004·8 cites·16 claims
- 4774US5691494ACentralized system providing karaoke service and extraneous service to terminalsYAMAHA CORP·Filed 1995·Granted Nov 25, 1997·42 cites·10 claims
- 4873US8920664B2Pattern forming methodTOSHIBA KK·Filed 2013·Granted Dec 30, 2014·3 cites·8 claims
- 4973US8058318B2Acidic zirconia sol and production method of the sameOHMORI YUTAKA·Filed 2010·Granted Nov 15, 2011·2 cites·1 claims
- 5072US6716584B2Polynucleotide separation method and apparatus thereforHITACHI LTD·Filed 2002·Granted Apr 6, 2004·9 cites·6 claims
Showing the top 50 of 170 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →