Inventor · disambiguated record
Osamu Kozakai
Also filed as: KOZAKAI OSAMU
52 granted patents·6 pending applications·506 citations·filing 2000–2023
98Inventor score
Files withSONY CORP30SONY SEMICONDUCTOR SOLUTIONS CORP13KOZAKAI OSAMU8NAKANO HIROAKI2SONY GROUP CORP2
Top patents by PatentIndex Score
58 records- 0198US9006934B2Power feeding apparatus, power receiving apparatus, wireless power feeding system and method for wireless transfer of powerKOZAKAI OSAMU·Filed 2011·Granted Apr 14, 2015·276 cites·13 claims
- 0296US9057753B2Sensing device, power reception device, power transmission device, non-contact power transmission system, and sensing methodNAKANO HIROAKI·Filed 2012·Granted Jun 16, 2015·18 cites·15 claims
- 0394US6295030B1Antenna apparatus and portable radio communication apparatusSONY CORP·Filed 2000·Granted Sep 25, 2001·99 cites·16 claims
- 0491US9712001B2Power reception apparatus, medium, and method for controlling electrical power supplied to a load of power reception apparatusSONY CORP·Filed 2013·Granted Jul 18, 2017·13 cites·19 claims
- 0590US10566849B2Wireless power transfer device with foreign object detection, system, and method for performing the sameSONY CORP·Filed 2018·Granted Feb 18, 2020·5 cites·20 claims
- 0690US9929605B2Wireless power transfer device with foreign object detection, system, and method for performing the sameSONY CORP·Filed 2016·Granted Mar 27, 2018·6 cites·25 claims
- 0789US10020693B2Wireless power transfer device with foreign object detection, system, and method for performing the sameSONY CORP·Filed 2017·Granted Jul 10, 2018·5 cites·28 claims
- 0888US9806769B2Electromagnetically-coupled state detection circuit, power transmission apparatus, contactless power transmission system, and electromagnetically-coupled state detection methodNAKANO HIROAKI·Filed 2012·Granted Oct 31, 2017·7 cites·20 claims
- 0986US11309746B2Wireless power transfer device with foreign object detection, system, and method for performing the sameSONY GROUP CORP·Filed 2019·Granted Apr 19, 2022·4 cites·13 claims
- 1083US9729204B2Device and system for power transmissionKOZAKAI OSAMU·Filed 2012·Granted Aug 8, 2017·7 cites·19 claims
- 1182US9882437B2Power feeding apparatus, power receiving apparatus, power feeding system, and method of controlling power feedingSONY CORP·Filed 2016·Granted Jan 30, 2018·4 cites·19 claims
- 1281US9805862B2Electronic component, power feeding apparatus, power receiving apparatus, and wireless power feeding systemKOZAKAI OSAMU·Filed 2011·Granted Oct 31, 2017·4 cites·20 claims
- 1380US10523061B2Power receiving device, power feeding device, and electronic apparatusSONY CORP·Filed 2015·Granted Dec 31, 2019·4 cites·10 claims
- 1480US9153969B2Power feeding device, power receiving device and wireless power feeding systemKOZAKAI OSAMU·Filed 2011·Granted Oct 6, 2015·6 cites·11 claims
- 1579US8872383B2Contactless power receiving apparatus, power receiving method for contactless power receiving apparatus and contactless power supplying systemKOZAKAI OSAMU·Filed 2010·Granted Oct 28, 2014·7 cites·15 claims
- 1677US9612353B2Detection device, energy receiver, energy transmitter, power transmission system, and detection methodMURAKAMI Tomomichi·Filed 2012·Granted Apr 4, 2017·6 cites·19 claims
- 1776US8461800B2Contactless power supply apparatus, contactless power receiving apparatus, and associated methodology of priority displayKOZAKAI OSAMU·Filed 2010·Granted Jun 11, 2013·5 cites·17 claims
- 1872US11063635B2Device and system for power transmissionSONY CORP·Filed 2019·Granted Jul 13, 2021·1 cites·12 claims
- 1971US10003216B2Non-contact electric power feeding system, terminal device, non-contact electric power feeding device, and non-contact electric power feeding methodSONY CORP·Filed 2013·Granted Jun 19, 2018·3 cites·16 claims
- 2071US8704407B2Wireless power supplying rackKOZAKAI OSAMU·Filed 2011·Granted Apr 22, 2014·3 cites·22 claims
- 2169US10256533B2Antenna deviceSONY CORP·Filed 2015·Granted Apr 9, 2019·2 cites·17 claims
- 2268US10320062B2Mounting base, communication device, antenna characteristic correction member, and communication systemSONY CORP·Filed 2015·Granted Jun 11, 2019·2 cites·23 claims
- 2367US9847814B2Electronic apparatus and transmission systemSONY CORP·Filed 2012·Granted Dec 19, 2017·2 cites·27 claims
- 2466US10199868B2Power receiver, non-contact power transmission system, and method of controlling received-power voltageSONY CORP·Filed 2013·Granted Feb 5, 2019·2 cites·19 claims
- 2565US9270126B2Sensing device, power reception device, power transmission device, non-contact power transmission system, and sensing methodSONY CORP·Filed 2015·Granted Feb 23, 2016·1 cites·17 claims
- 2663US10177446B2Antenna apparatusSONY CORP·Filed 2015·Granted Jan 8, 2019·1 cites·6 claims
- 2762US9831688B2Wireless power receiving apparatusSONY CORP·Filed 2014·Granted Nov 28, 2017·1 cites·9 claims
- 2859US2025099042A1Vibration detection system and vibration detection methodSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2023·Application pending·0 cites
- 2958US10819150B2Non-contact electric power feeding system, terminal device, non-contact electric power feeding device, and non-contact electric power feeding methodSONY CORP·Filed 2018·Granted Oct 27, 2020·0 cites·15 claims
- 3057US10567040B2Electronic apparatus and transmission systemSONY CORP·Filed 2017·Granted Feb 18, 2020·0 cites·27 claims
- 3157US10530425B2Device and system for power transmissionSONY CORP·Filed 2017·Granted Jan 7, 2020·0 cites·15 claims
- 3256US10819393B2Electromagnetically-coupled state detection circuit, power transmission apparatus, contactless power transmission system, and electromagnetically-coupled state detection methodSONY CORP·Filed 2017·Granted Oct 27, 2020·0 cites·17 claims
- 3355US12273818B2Communication device, communication method, and communication systemSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2020·Granted Apr 8, 2025·0 cites·14 claims
- 3455US12015940B2Reception apparatus, antenna control method, and communication systemSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Granted Jun 18, 2024·0 cites·7 claims
- 3553US11201407B2Antenna apparatus and communication apparatusSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2018·Granted Dec 14, 2021·0 cites·16 claims
- 3653US10320235B2Power feeding device, power receiving device and wireless power feeding systemSONY CORP·Filed 2015·Granted Jun 11, 2019·0 cites·11 claims
- 3752US7398113B2Portable wireless apparatusSONY ERICSSON MOBIL COMM JAPAN·Filed 2004·Granted Jul 8, 2008·8 cites·3 claims
- 3850US12126569B2Information communication device and information communication systemSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2020·Granted Oct 22, 2024·0 cites·10 claims
- 3950US9424985B2Feed unit and feed systemSONY CORP·Filed 2013·Granted Aug 23, 2016·0 cites·12 claims
- 4049US11605979B2Power receiving device and electronic apparatusSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2017·Granted Mar 14, 2023·0 cites·17 claims
- 4148US10298064B2Power receiving unit, power feeding control method, and feed systemSONY CORP·Filed 2015·Granted May 21, 2019·0 cites·14 claims
- 4248US10193598B2Communication apparatus, power receiving apparatus, and antenna switching methodSONY CORP·Filed 2016·Granted Jan 29, 2019·0 cites·18 claims
- 4347US10904918B2Communication apparatus and method, and communication systemSONY CORP·Filed 2017·Granted Jan 26, 2021·0 cites·20 claims
- 4447US10832117B2AntennaSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Granted Nov 10, 2020·0 cites·18 claims
- 4547US8860254B2Power feeding apparatus and wireless power feeding systemKOZAKAI OSAMU·Filed 2011·Granted Oct 14, 2014·0 cites·14 claims
- 4646US10998770B2Power feed deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2017·Granted May 4, 2021·0 cites·25 claims
- 4746US10911076B2Antenna device, communication device, and communication methodSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2017·Granted Feb 2, 2021·0 cites·4 claims
- 4845US11316382B2Power feeding apparatus, power receiving apparatus, power feeding system, and method of controlling power feedingSONY GROUP CORP·Filed 2017·Granted Apr 26, 2022·0 cites·6 claims
- 4945US6894648B2Antenna apparatus and a portable wireless communication apparatus using the sameSONY CORP·Filed 2001·Granted May 17, 2005·4 cites·10 claims
- 5045US2023113397A1Antenna deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Application pending·0 cites
Showing the top 50 of 58 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →