Inventor · disambiguated record
Akihiro Takeuchi
Also filed as: TAKEUCHI AKIHIRO
66 granted patents·8 pending applications·1,249 citations·filing 1975–2025
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD24JTEKT CORP12SUMITOMO RUBBER IND12TOYODA CHUO KENKYUSHO KK9MURATA MANUFACTURING CO3
Top patents by PatentIndex Score
74 records- 0198US4173725APiezoelectrically driven ultrasonic transducerTOYODA CHUO KENKYUSHO KK·Filed 1978·Granted Nov 6, 1979·174 cites·43 claims
- 0294USD287706SAutomobile tireSUMITOMO RUBBER IND·Filed 1984·Granted Jan 13, 1987·34 cites·1 claims
- 0393US4105004AUltrasonic wave fuel injection and supply deviceTOYODA CHUO KENKYUSHO KK·Filed 1976·Granted Aug 8, 1978·90 cites·21 claims
- 0493US4074152AUltrasonic wave generatorTOYODA CHUO KENKYUSHO KK·Filed 1975·Granted Feb 14, 1978·63 cites·13 claims
- 0592USD294812SAutomobile tireSUMITOMO RUBBER IND·Filed 1985·Granted Mar 22, 1988·34 cites·1 claims
- 0691US5172023AUltrasonic motorTOYODA CHUO KENKYUSHO KK·Filed 1991·Granted Dec 15, 1992·69 cites·22 claims
- 0790US9204128B2Stereoscopic shooting devicePANASONIC CORP·Filed 2013·Granted Dec 1, 2015·10 cites·13 claims
- 0890US8208792B2Content shooting apparatus for generating scene representation metadataMORIOKA YOSHIHIRO·Filed 2007·Granted Jun 26, 2012·21 cites·23 claims
- 0988USD287953SAutomobile tireSUMITOMO RUBBER IND·Filed 1984·Granted Jan 27, 1987·23 cites·1 claims
- 1086US4812783APhase locked loop circuit with quickly recoverable stabilityMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Mar 14, 1989·59 cites·3 claims
- 1186US4106459AUltrasonic wave carburetorTOYODA CHUO KENKYUSHO KK·Filed 1976·Granted Aug 15, 1978·25 cites·41 claims
- 1284US4854358ATread pattern for a heavy load pneumatic tire which changes from a block pattern to a rib pattern with wearSUMITOMO RUBBER IND·Filed 1987·Granted Aug 8, 1989·36 cites·3 claims
- 1383US10724620B2Worm wheel, electric power steering system, and manufacturing method for worm wheelJTEKT CORP·Filed 2017·Granted Jul 28, 2020·4 cites·10 claims
- 1483US5099899APneumatic radial tire for heavy load vehicles having increasing circumferential groove amplitude with wearSUMITOMO RUBBER IND·Filed 1990·Granted Mar 31, 1992·41 cites·3 claims
- 1581US6115537ADigital signal recording and reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Sep 5, 2000·82 cites·35 claims
- 1681US4955415APneumatic radial tire with groove platforms to prevent stone entrapmentSUMITOMO RUBBER IND·Filed 1988·Granted Sep 11, 1990·32 cites·2 claims
- 1778US5131446APneumatic radial tire for heavy loads, including four metal cord belt pliesSUMITOMO RUBBER IND·Filed 1990·Granted Jul 21, 1992·39 cites·8 claims
- 1877US8887580B2Torque detection device, method of manufacturing torque detection device, and electric power steering system including torque detection deviceJTEKT CORP·Filed 2013·Granted Nov 18, 2014·11 cites·5 claims
- 1975US8542246B2Color conversion device, color conversion table and color conversion methodSAIGO KATSUO·Filed 2009·Granted Sep 24, 2013·7 cites·6 claims
- 2074US4408479AKnocking detecting device for internal combustion enginesTOYODA CHUO KENKYUSHO KK·Filed 1982·Granted Oct 11, 1983·30 cites·11 claims
- 2172US12133330B2Wiring substrate and semiconductor deviceSHINKO ELECTRIC IND CO·Filed 2022·Granted Oct 29, 2024·0 cites·14 claims
- 2272USD1027742SWheelchairJTEKT CORP·Filed 2022·Granted May 21, 2024·5 cites·1 claims
- 2372US10067016B2Torque detecting apparatus and method for manufacturing the sameJTEKT CORP·Filed 2017·Granted Sep 4, 2018·3 cites·8 claims
- 2472US9341528B2Torque detector and steering system including the torque detectorJTEKT CORP·Filed 2013·Granted May 17, 2016·5 cites·12 claims
- 2572US5258879ATracking error detection circuit of magnetic recording and reproduction apparatus for determining tracking error based on pilot signals recorded on a recording meediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Nov 2, 1993·20 cites·12 claims
- 2671US12179178B2Hydrocarbon reforming catalyst and hydrocarbon reforming apparatusMURATA MANUFACTURING CO·Filed 2021·Granted Dec 31, 2024·0 cites·18 claims
- 2771US10166705B2Method of manufacturing housing structure and housing structureJTEKT CORP·Filed 2017·Granted Jan 1, 2019·1 cites·8 claims
- 2871US4703788ATire tread with zig-zag grooves with projections in grooveSUMITOMO RUBBER IND·Filed 1985·Granted Nov 3, 1987·32 cites·5 claims
- 2969US7463295B2Characteristic correction apparatus for gamma correcting an image based on the image typePANASONIC CORP·Filed 2003·Granted Dec 9, 2008·9 cites·16 claims
- 3068US12179177B2Exhaust-gas purification catalyst and exhaust-gas treatment apparatusMURATA MANUFACTURING CO·Filed 2021·Granted Dec 31, 2024·0 cites·20 claims
- 3168US5045939AApparatus utilizing motion detector for converting a maximum motion portion of a wide screen tv signal to a normal screen tv signalMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Sep 3, 1991·28 cites·3 claims
- 3268US4955416APneumatic radial tire carcass profileSUMITOMO RUBBER IND·Filed 1988·Granted Sep 11, 1990·24 cites·10 claims
- 3366US4395741APositionable element driving circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Jul 26, 1983·13 cites·3 claims
- 3465US6858115B2Process for reforming surface of substrate, reformed substrate and apparatus for the sameTOYOTA CHUO KENKYUSHO KK·Filed 2003·Granted Feb 22, 2005·7 cites·20 claims
- 3564US12296321B2Organic substance decomposition catalyst and organic substance decomposition apparatusMURATA MANUFACTURING CO·Filed 2021·Granted May 13, 2025·0 cites·12 claims
- 3663US4019683ALiquid atomizing apparatus utilizing ultrasonic waveTOYODA CHUO KENKYUSHO KK·Filed 1975·Granted Apr 26, 1977·24 cites·36 claims
- 3762US2024288225A1Ceramic heat storage body, method for manufacturing ceramic heat storage body, and composition estimating method of ceramic heat storage bodyCHUBU ELECTRIC POWER MIRAIZ CO INC·Filed 2022·Application pending·0 cites
- 3861US4256987AConstant current electrical circuit for driving piezoelectric transducerTOYODA CHUO KENKYUSHO KK·Filed 1979·Granted Mar 17, 1981·14 cites·15 claims
- 3960US5517311AOptical 3D measuring apparatus used for measuring chamber volume of a cylinder head and chamber volume correcting method for a cylinder head of an engineTOYOTA MOTOR CO LTD·Filed 1994·Granted May 14, 1996·23 cites·12 claims
- 4059USD1027741SWheelchairJTEKT CORP·Filed 2022·Granted May 21, 2024·2 cites·1 claims
- 4159US2024155778A1Wiring substrateSHINKO ELECTRIC IND CO·Filed 2023·Application pending·0 cites
- 4258US8806962B2Torque detection device and electric power steering system including the sameJTEKT CORP·Filed 2013·Granted Aug 19, 2014·4 cites·6 claims
- 4356USD468010SPortion of a fan for blowersTOSHIBA CARRIER CORP·Filed 2002·Granted Dec 31, 2002·10 cites·1 claims
- 4456US2022389206A1TireSUMITOMO RUBBER IND·Filed 2020·Application pending·0 cites
- 4554USD288083SAutomobile tireSUMITOMO RUBBER IND·Filed 1984·Granted Feb 3, 1987·5 cites·1 claims
- 4654US4034244AResonant cylindrically shaped ultrasonic wave generatorTOYODA CHUO KENKYUSHO KK·Filed 1975·Granted Jul 5, 1977·11 cites·8 claims
- 4753US4873583AMagnetic tape recording/reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1986·Granted Oct 10, 1989·12 cites·6 claims
- 4853USD292078SAutomobile tireSUMIMOTO RUBBER IND LTD·Filed 1985·Granted Sep 29, 1987·6 cites·1 claims
- 4953US4393416ATracking system for a videotape recorderMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Jul 12, 1983·8 cites·3 claims
- 5052US5841941AEncoded data stream recording and reproducing apparatus with tape speed, channel number, and cylinder speed control in accordance with bit rateMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Nov 24, 1998·17 cites·6 claims
Showing the top 50 of 74 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →