Inventor · disambiguated record
Akio Murata
Also filed as: MURATA AKIO
39 granted patents·3 pending applications·957 citations·filing 1982–2015
98Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD15FUJITSU LTD10SEIKO EPSON CORP3SONY CORP3SUMITOMO SPEC METALS3
Top patents by PatentIndex Score
42 records- 0199US7047088B2Management system for devices connecting with networkSEIKO EPSON CORP·Filed 2001·Granted May 16, 2006·312 cites·5 claims
- 0293US4943882AThin-film, perpendicular magnetic recording and reproducing headWADA TOSHIAKI·Filed 1988·Granted Jul 24, 1990·60 cites·18 claims
- 0393US4855854AThin-film magnetic headSUMITOMO SPEC METALS·Filed 1988·Granted Aug 8, 1989·53 cites·20 claims
- 0488US5225953AMagnetic thin film head of a single magnetic pole for perpendicular recording and reproductionSUMITOMO SPEC METALS·Filed 1992·Granted Jul 6, 1993·48 cites·16 claims
- 0584US7016740B2Management system for devices connecting with networkSEIKO EPSON CORP·Filed 2003·Granted Mar 21, 2006·31 cites·12 claims
- 0684US5341256ARotary head adjusterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Aug 23, 1994·29 cites·10 claims
- 0781US5978186AMagnetic head and reproducing apparatus with head having central core with winding thereabout and wire therethroughMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 2, 1999·33 cites·4 claims
- 0881US5661634AInformation processing system using portable terminal unit and data communication adapter thereforFUJITSU LTD·Filed 1994·Granted Aug 26, 1997·65 cites·2 claims
- 0980US5347415AHead height adjustment method including a synchronized rotating laser beam optical axisMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Sep 13, 1994·28 cites·2 claims
- 1077US5256850AAzimuth adjusting method for magnetic headMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Oct 26, 1993·44 cites·2 claims
- 1175US5537276AMagnetic head installed on a rotary drum and method for adjusting the head heightMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Jul 16, 1996·30 cites·2 claims
- 1274US6538843B1Magnetic headMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Mar 25, 2003·9 cites·12 claims
- 1373US5960208AData communication adapter for selectively supplying power to a communication control circuit or a portable terminal unitFUJITSU LTD·Filed 1997·Granted Sep 28, 1999·48 cites·14 claims
- 1470US7145331B2Magnetic sensor having a closed magnetic path formed by soft magnetic filmsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Dec 5, 2006·8 cites·6 claims
- 1569US10175009B2Method for manufacturing refrigerant distributor, refrigerant distributor manufacturing apparatus, refrigerant distributor, heat exchanger, and air-conditioning deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Jan 8, 2019·1 cites·13 claims
- 1668US10508871B2Refrigerant distributor, and heat pump device having the refrigerant distributorMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Dec 17, 2019·1 cites·20 claims
- 1768US6795263B2Magnetic headMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Sep 21, 2004·6 cites·8 claims
- 1867US7916329B2Print job management device, print job management method and recording mediumSEIKO EPSON CORP·Filed 2007·Granted Mar 29, 2011·4 cites·11 claims
- 1963US5303108AMagnetic head deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Apr 12, 1994·14 cites·6 claims
- 2063US4953051AComposite magnetic headSUMITOMO SPEC METALS·Filed 1988·Granted Aug 28, 1990·13 cites·11 claims
- 2162USRE38594EMagnetic sensing apparatus having a central core with wire therethroughMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Sep 21, 2004·4 cites·4 claims
- 2260US6028748AMagnetic head apparatus including a quarter wavelength transmission lineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Feb 22, 2000·15 cites·4 claims
- 2356US5175869AAutomatic data transmission systemFUJITSU LTD·Filed 1991·Granted Dec 29, 1992·31 cites·13 claims
- 2452US7012928B2Data transmission method by polling and terminal apparatus for use in the methodFUJITSU LTD·Filed 2001·Granted Mar 14, 2006·2 cites·11 claims
- 2551US4424061AColor fastness of dyed cotton textiles to chlorinated water and process for improving the color fastness of dyed cotton textiles to chlorinated waterDAINIPPON PHARMACEUTICAL CO·Filed 1982·Granted Jan 3, 1984·8 cites·11 claims
- 2649US4604547ADeflection system for a two electron beam cathode ray tubeSONY CORP·Filed 1984·Granted Aug 5, 1986·5 cites·8 claims
- 2747US5983290AInformation processing system using portable terminal unit and data communication adapter thereforFUJITSU LTD·Filed 1997·Granted Nov 9, 1999·13 cites·3 claims
- 2846US2014196874A1Outdoor unit, air-conditioning apparatus, and method for manufacturing outdoor unitsMIYAKE NOBUAKI·Filed 2011·Application pending·0 cites
- 2943US7183767B2Magnetic sensing element, magnetic sensor, and its manufacturing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Feb 27, 2007·2 cites·9 claims
- 3043US2015107803A1Heat exchanger and air-conditioning apparatus having the sameIKEDA RYOICHI·Filed 2012·Application pending·0 cites
- 3142US5854737AInformation processing system using portable terminal unit and data communication adapter having biased connectorFUJITSU LTD·Filed 1997·Granted Dec 29, 1998·10 cites·4 claims
- 3240US6590740B2Shielded magnetic head and magnetic reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 8, 2003·0 cites·9 claims
- 3339US5828278ADeflection systemSONY CORP·Filed 1996·Granted Oct 27, 1998·4 cites·2 claims
- 3439US2004085671A1Magnetic reproduction device, magnetic head using the device and method for producing the magnetic headMATSUSHITA EELECTRIC IND CO LT·Filed 2003·Application pending·0 cites
- 3538US6255770B1Corona resistant saddle-shaped deflection coilSONY CORP·Filed 1999·Granted Jul 3, 2001·3 cites·15 claims
- 3637US6163268AInformation processing system using portable terminal unit and data communication adapter thereforFUJITSU LTD·Filed 1997·Granted Dec 19, 2000·6 cites·4 claims
- 3737US5835312AMagnetic head for use with a recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Nov 10, 1998·3 cites·9 claims
- 3837US5670770APortable terminal apparatusFUJITSU LTD·Filed 1995·Granted Sep 23, 1997·6 cites·6 claims
- 3932US4517771AElongated annular vibratory barrel finishing apparatus having unbalanced weights controlled by an electronic processorTIPTON MFG CO·Filed 1982·Granted May 21, 1985·5 cites·10 claims
- 4030US6185073B1Rotary magnetic head having head base which is bent along thermal plastic deformation lineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Feb 6, 2001·0 cites·5 claims
- 4129US6349102B1Data transmission method by polling and terminal apparatus for use in the methodFUJITSU LTD·Filed 1998·Granted Feb 19, 2002·2 cites·9 claims
- 4229US6193159B1Portable optical reading apparatus having a trigger key for starting reading operation thereofFUJITSU LTD·Filed 1997·Granted Feb 27, 2001·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →