Inventor · disambiguated record
Akira Miyajima
Also filed as: MIYAJIMA AKIRA
33 granted patents·10 pending applications·404 citations·filing 1984–2025
97Inventor score
Files withPANASONIC CORP21MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7CITIZEN WATCH CO LTD6DENSO CORP5KOBAYASHI KAZUTO2
Top patents by PatentIndex Score
43 records- 0192US8149819B2ENUM system, ENUM client apparatus and method for communicating using ENUM client apparatusKOBAYASHI KAZUTO·Filed 2005·Granted Apr 3, 2012·27 cites·4 claims
- 0291US4652932ALiquid crystal display television receiverCITIZEN WATCH CO LTD·Filed 1985·Granted Mar 24, 1987·93 cites·12 claims
- 0389US7944912B2IP telephone system and calling methodPANASONIC CORP·Filed 2009·Granted May 17, 2011·14 cites·4 claims
- 0489US4663670ATelevision receiver having a liquid crystal display deviceCITIZEN WATCH CO LTD·Filed 1984·Granted May 5, 1987·68 cites·12 claims
- 0588US7508819B2Internet telephone, server apparatus, calling method, and internet telephone systemPANASONIC CORP·Filed 2005·Granted Mar 24, 2009·15 cites·30 claims
- 0685US7715367B2IP telephone system, IP telephone apparatus and communications methodPANASONIC CORP·Filed 2005·Granted May 11, 2010·13 cites·16 claims
- 0784US7751386B2IP telephone apparatus, ENUM server, IP telephone system and method for deleting terminal informationPANASONIC CORP·Filed 2005·Granted Jul 6, 2010·13 cites·9 claims
- 0882US7620036B2IP telephone system and calling methodPANASONIC CORP·Filed 2005·Granted Nov 17, 2009·8 cites·8 claims
- 0981US7653049B2IP telephone system, IP telephone apparatus and calling methodPANASONIC CORP·Filed 2005·Granted Jan 26, 2010·8 cites·16 claims
- 1080US4963001ALiquid crystal display deviceCITIZEN WATCH CO LTD·Filed 1989·Granted Oct 16, 1990·44 cites·8 claims
- 1174US7729341B2IP telephone apparatus and system having automatic registrationPANASONIC CORP·Filed 2005·Granted Jun 1, 2010·6 cites·9 claims
- 1273US7885252B2IP telephone apparatusPANASONIC CORP·Filed 2005·Granted Feb 8, 2011·4 cites·6 claims
- 1373US2025389750A1Vehicle speed estimation device, position calculation device, and storage medium storing programDENSO CORP·Filed 2025·Application pending·0 cites
- 1472US7756113B2IP terminal apparatusPANASONIC CORP·Filed 2005·Granted Jul 13, 2010·5 cites·3 claims
- 1571US7778238B2IP telephone apparatusPANASONIC CORP·Filed 2005·Granted Aug 17, 2010·3 cites·6 claims
- 1669US8144704B2IP communication apparatus and IP communication method of such apparatusMIYAJIMA AKIRA·Filed 2008·Granted Mar 27, 2012·8 cites·5 claims
- 1769US7602767B2IP communication method, IP terminal apparatus, ENUM server and IP communication systemPANASONIC CORP·Filed 2005·Granted Oct 13, 2009·4 cites·8 claims
- 1867US11079494B2Positioning deviceDENSO CORP·Filed 2019·Granted Aug 3, 2021·1 cites·8 claims
- 1967US7957366B2IP telephone system, IP telephone apparatus and calling methodPANASONIC CORP·Filed 2005·Granted Jun 7, 2011·4 cites·15 claims
- 2066US7957367B2IP telephone apparatus, ENUM server, and calling method via the internetPANASONIC CORP·Filed 2005·Granted Jun 7, 2011·3 cites·3 claims
- 2163US10809390B2Positioning apparatusDENSO CORP·Filed 2016·Granted Oct 20, 2020·1 cites·7 claims
- 2263US8000316B2IP telephone apparatus, ENUM server, terminal apparatus and IP telephone systemPANASONIC CORP·Filed 2005·Granted Aug 16, 2011·1 cites·12 claims
- 2361US7801059B2IP communication apparatus and NAT type determination method by the samePANASONIC CORP·Filed 2008·Granted Sep 21, 2010·4 cites·9 claims
- 2457US7564836B2Internet telephone apparatus, adapter and server for internet telephone communication, internet telephone system, and control methodPANASONIC CORP·Filed 2004·Granted Jul 21, 2009·2 cites·19 claims
- 2555US4942458AColor liquid crystal display apparatusCITIZEN WATCH CO LTD·Filed 1990·Granted Jul 17, 1990·19 cites·5 claims
- 2654US7848311B2Communication apparatusPANASONIC CORP·Filed 2004·Granted Dec 7, 2010·3 cites·16 claims
- 2754US7551605B2Home gateway apparatusPANASONIC CORP·Filed 2004·Granted Jun 23, 2009·3 cites·14 claims
- 2852US7606220B2Communication apparatus having an indicator that indicates a function service of a terminal apparatusPANASONIC CORP·Filed 2004·Granted Oct 20, 2009·2 cites·6 claims
- 2952US4805994AMatrix drive liquid crystal display device with high horizontal resolution and low duty ratioCITIZEN WATCH CO LTD·Filed 1988·Granted Feb 21, 1989·15 cites·1 claims
- 3050US12013467B2Positioning device, speed measuring device, and computer program productDENSO CORP·Filed 2021·Granted Jun 18, 2024·0 cites·8 claims
- 3150US5049866ALiquid crystal display deviceCITIZEN WATCH CO LTD·Filed 1989·Granted Sep 17, 1991·13 cites·3 claims
- 3249US2005141529A1Communication apparatus and communication systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 3347US7519061B2Internet telephone and communicating methodPANASONIC CORP·Filed 2004·Granted Apr 14, 2009·0 cites·11 claims
- 3446US11409006B2Azimuth estimation deviceDENSO CORP·Filed 2019·Granted Aug 9, 2022·0 cites·8 claims
- 3546US8089954B2IP telephone system, IP telephone apparatus and communications methodKOBAYASHI KAZUTO·Filed 2005·Granted Jan 3, 2012·0 cites·20 claims
- 3646US2006077966A1IP telephone apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 3746US2006029049A1Call agent apparatus, IP telephone apparatus and IP telephone systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 3842US2006029219A1Call agent apparatus, IP telephone apparatus and IP telephone systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 3942US2006018267A1IP telephone system, ENUM server and method for performing telephone conferenceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 4042US2006029004A1IP telephone system, IP telephone apparatus and method for performing telephone conferenceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 4140US2005243805A1IP telephone system, IP telephone apparatus and calling methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 4236US2012113977A1Vpn device and vpn networking methodSHIMOOSAWA HIROYUKI·Filed 2010·Application pending·0 cites
- 4330US2011145426A1Networking method of communication apparatus, communication apparatus and storage mediumPANASONIC CORP·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →