Inventor · disambiguated record
Satoshi Takayama
Also filed as: NIGUCHI HIROTOSHI · TAKAYAMA SATOSHI
77 granted patents·21 pending applications·1,517 citations·filing 1977–2024
99Inventor score
Files withTOSHIBA KK46PANASONIC IP MAN CO LTD11MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8NICHIHA KK6CANON KK3
Top patents by PatentIndex Score
98 records- 0197US6267700B1Cooling system for a vehicle power unitSUZUKI MOTOR CO·Filed 1999·Granted Jul 31, 2001·101 cites·11 claims
- 0296US6203603B1Erasable image forming materialTOSHIBA KK·Filed 1999·Granted Mar 20, 2001·121 cites·15 claims
- 0394US5922115ADecolorizable ink and printerTOSHIBA KK·Filed 1997·Granted Jul 13, 1999·85 cites·6 claims
- 0494US5663115AThermal recording medium and recording methodTOSHIBA KK·Filed 1995·Granted Sep 2, 1997·77 cites·27 claims
- 0592US8818006B2Speaker system, electronic apparatus using same, and mobile body devicePANASONIC CORP·Filed 2013·Granted Aug 26, 2014·21 cites·23 claims
- 0692US7626728B2Method and apparatus for calcuating color differences on measured evaluation charts to evaluate color reproducibility considering image homogeneityCANON KK·Filed 2006·Granted Dec 1, 2009·17 cites·11 claims
- 0792US7569515B2Erasable image forming materialTOSHIBA KK·Filed 2008·Granted Aug 4, 2009·9 cites·14 claims
- 0892US7354885B2Erasable image forming materialTOSHIBA KK·Filed 2006·Granted Apr 8, 2008·10 cites·15 claims
- 0991US6313066B1Decolorable image forming material and decoloring method of the sameTOSHIBA KK·Filed 2000·Granted Nov 6, 2001·28 cites·4 claims
- 1091US6017386ADecolorizable ink and printerTOSHIBA KK·Filed 1999·Granted Jan 25, 2000·63 cites·21 claims
- 1191US5699097ADisplay medium and method for display therewithTOSHIBA KK·Filed 1995·Granted Dec 16, 1997·122 cites·20 claims
- 1291US5025474ASpeaker system with image projection screenMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Jun 18, 1991·146 cites·18 claims
- 1388USD468729SSpeaker suspensionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jan 14, 2003·35 cites·1 claims
- 1487US11072704B2Polyurethane foamINOUE MTP KK·Filed 2015·Granted Jul 27, 2021·3 cites·5 claims
- 1587US8284220B2Image erasing apparatus and image forming apparatusTAKAYAMA SATOSHI·Filed 2011·Granted Oct 9, 2012·6 cites·8 claims
- 1686US9820047B2Signal processing method and speaker systemPANASONIC IP MAN CO LTD·Filed 2016·Granted Nov 14, 2017·6 cites·10 claims
- 1785US7208449B2Decolorable image forming materialTOSHIBA KK·Filed 2005·Granted Apr 24, 2007·8 cites·14 claims
- 1885US6326332B1Decolorable material and method for decoloring the sameTOSHIBA KK·Filed 2000·Granted Dec 4, 2001·24 cites·9 claims
- 1985US5912679AInk-jet printer using RF tone burst drive signalTOSHIBA KK·Filed 1996·Granted Jun 15, 1999·58 cites·18 claims
- 2084US6010808ARewritable thermal recording medium and recording methodTOSHIBA KK·Filed 1998·Granted Jan 4, 2000·38 cites·20 claims
- 2182US9774935B2Speaker devicePANASONIC IP MAN CO LTD·Filed 2016·Granted Sep 26, 2017·4 cites·10 claims
- 2282US6045208AInk-jet recording device having an ultrasonic generating element arrayTOSHIBA KK·Filed 1995·Granted Apr 4, 2000·43 cites·34 claims
- 2381US6329317B1Decoloring method of decolorizable image forming materialTOSHIBA KK·Filed 1999·Granted Dec 11, 2001·29 cites·26 claims
- 2481US6002781ASpeaker systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Dec 14, 1999·69 cites·12 claims
- 2581US5619234AInk-jet recording apparatus which allows shifting or changing of ink position or directionTOSHIBA KK·Filed 1994·Granted Apr 8, 1997·45 cites·23 claims
- 2680US7378373B2Erasable image forming materialTOSHIBA KK·Filed 2006·Granted May 27, 2008·3 cites·10 claims
- 2779US9857594B2Optical device and head-mounted display device and imaging device equipped with the sameTOSHIBA KK·Filed 2016·Granted Jan 2, 2018·3 cites·19 claims
- 2879US9813820B2Loudspeaker, electronic apparatus using same, and mobile apparatusPANASONIC IP MAN CO LTD·Filed 2015·Granted Nov 7, 2017·3 cites·18 claims
- 2979US7633648B2Method and apparatus for calculating distances and reflection differences between measurement points on printed matter to evaluate image qualityCANON KK·Filed 2006·Granted Dec 15, 2009·6 cites·7 claims
- 3077US8506696B2Erasable liquid inkSEKIGUCHI YUMIKO·Filed 2012·Granted Aug 13, 2013·3 cites·12 claims
- 3177US6373575B1Paper classification apparatusTOSHIBA KK·Filed 1999·Granted Apr 16, 2002·42 cites·18 claims
- 3277US5849651AReversible thermal recording mediumTOSHIBA KK·Filed 1996·Granted Dec 15, 1998·27 cites·24 claims
- 3376US6054222AEpoxy resin composition, resin-encapsulated semiconductor device using the same, epoxy resin molding material and epoxy resin composite tabletTOSHIBA KK·Filed 1998·Granted Apr 25, 2000·52 cites·20 claims
- 3475US9462213B2Video display devicePANASONIC CORP·Filed 2013·Granted Oct 4, 2016·5 cites·11 claims
- 3575US7276465B2Erasable image forming materialTOSHIBA KK·Filed 2005·Granted Oct 2, 2007·2 cites·12 claims
- 3673US7905956B2Fiber reinforced cement composition and products and manufacturing processNICHIHA KK·Filed 2006·Granted Mar 15, 2011·13 cites·22 claims
- 3773US7608139B2Erasable image forming materialTOSHIBA KK·Filed 2007·Granted Oct 27, 2009·1 cites·6 claims
- 3873US6375742B2Apparatus for processing paper sheets to decolor an image formed thereonTOSHIBA KK·Filed 1999·Granted Apr 23, 2002·30 cites·4 claims
- 3972US10491984B2Speaker devicePANASONIC IP MAN CO LTD·Filed 2016·Granted Nov 26, 2019·2 cites·9 claims
- 4071US7837788B2Fiber reinforced cement composition and products and manufacturing processNICHIHA KK·Filed 2006·Granted Nov 23, 2010·3 cites·10 claims
- 4170US11655365B2Polyurethane foamINOUE MTP KK·Filed 2021·Granted May 23, 2023·0 cites·9 claims
- 4270US10469925B2Speaker devicePANASONIC IP MAN CO LTD·Filed 2017·Granted Nov 5, 2019·2 cites·11 claims
- 4370US8879758B2Loudspeaker, electronic apparatus using same, and mobile apparatusPANASONIC CORP·Filed 2013·Granted Nov 4, 2014·3 cites·14 claims
- 4469US6248692B1Erasable image forming materialTOSHIBA KK·Filed 1999·Granted Jun 19, 2001·18 cites·14 claims
- 4568US6277208B1Method of decoloring an image forming material formed on a paper sheetTOSHIBA KK·Filed 1999·Granted Aug 21, 2001·18 cites·19 claims
- 4668US2025137983A1Atmospheric environment analysis systemKIOXIA CORP·Filed 2024·Application pending·0 cites
- 4765US12513454B2Loudspeaker devicePANASONIC IP CORP AMERICA·Filed 2023·Granted Dec 30, 2025·0 cites·11 claims
- 4865US12513455B2Audio devicePANASONIC IP CORP AMERICA·Filed 2023·Granted Dec 30, 2025·0 cites·13 claims
- 4965US7722964B2Fiber reinforced cement board and manufacturing processNICHIHA KK·Filed 2006·Granted May 25, 2010·2 cites·15 claims
- 5065US7676080B2Method of creating color chart for color evaluation, and information processing apparatus thereofCANON KK·Filed 2007·Granted Mar 9, 2010·4 cites·10 claims
Showing the top 50 of 98 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →