Inventor · disambiguated record
Naotaka Tsunoda
Also filed as: TSUNODA NAOTAKA
20 granted patents·4 pending applications·766 citations·filing 1997–2022
95Inventor score
Top patents by PatentIndex Score
24 records- 0197US6738487B1EarphoneSONY CORP·Filed 2000·Granted May 18, 2004·166 cites·6 claims
- 0297US5949896AEarphoneSONY CORP·Filed 1997·Granted Sep 7, 1999·352 cites·5 claims
- 0396US8325962B2HeadphonesISHIDA HIROYUKI·Filed 2008·Granted Dec 4, 2012·77 cites·3 claims
- 0491US7245736B2Headphone deviceSONY CORP·Filed 2006·Granted Jul 17, 2007·20 cites·2 claims
- 0588US6744901B2HeadphoneSONY CORP·Filed 2001·Granted Jun 1, 2004·55 cites·5 claims
- 0684US8976987B2Sound reproduction deviceOZAWA NORIYUKI·Filed 2012·Granted Mar 10, 2015·10 cites·8 claims
- 0782US7873177B2Headphone apparatus and headphone systemSONY CORP·Filed 2006·Granted Jan 18, 2011·11 cites·10 claims
- 0880US12114124B2HeadsetHUAWEI TECH CO LTD·Filed 2022·Granted Oct 8, 2024·1 cites·22 claims
- 0980US7853035B2Headphones and headphones placement deviceSONY CORP·Filed 2006·Granted Dec 14, 2010·12 cites·2 claims
- 1078US9578410B2Sound reproduction deviceSONY CORP·Filed 2015·Granted Feb 21, 2017·3 cites·8 claims
- 1177US9385546B2To-be-charged apparatus, charging adapter, electronic apparatus set, and plug unitWAKAYAMA KIKUO·Filed 2012·Granted Jul 5, 2016·11 cites·15 claims
- 1277US7983438B2Headphone deviceSONY CORP·Filed 2005·Granted Jul 19, 2011·8 cites·18 claims
- 1377US7274798B2Speaker deviceSONY CORP·Filed 2003·Granted Sep 25, 2007·17 cites·15 claims
- 1472US9451350B2Earphone deviceIDE KENJI·Filed 2012·Granted Sep 20, 2016·5 cites·6 claims
- 1568US9025799B2Sound reproducing deviceOZAWA NORIYUKI·Filed 2012·Granted May 5, 2015·3 cites·2 claims
- 1664US7813522B2Loudspeaker deviceSONY CORP·Filed 2007·Granted Oct 12, 2010·2 cites·11 claims
- 1758US7609026B2Charging device and charging methodSONY CORP·Filed 2003·Granted Oct 27, 2009·12 cites·11 claims
- 1853US8213665B2HeadphoneFUJIWARA KEITARO·Filed 2007·Granted Jul 3, 2012·1 cites·7 claims
- 1952US2018295435A1Input device and transmitting method, host device and receiving method, and signal processing system and transceiving methodSONY CORP·Filed 2018·Application pending·0 cites
- 2052US2016127815A1Input device and transmitting method, host device and receiving method, and signal processing system and transceiving methodSONY CORP·Filed 2014·Application pending·0 cites
- 2149US10212504B2Earphone deviceSONY CORP·Filed 2016·Granted Feb 19, 2019·0 cites·8 claims
- 2246US9361902B2Earhole-wearable sound collection device, signal processing device, and sound collection methodSONY CORP·Filed 2012·Granted Jun 7, 2016·0 cites·15 claims
- 2343US2006104471A1Headphone apparatusSONY CORP·Filed 2005·Application pending·0 cites
- 2443US2003007660A1Headphone deviceFiled 2000·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →