Inventor · disambiguated record
Tetsunori Itabashi
Also filed as: ITABASHI TETSUNORI
40 granted patents·17 pending applications·613 citations·filing 2000–2024
97Inventor score
Top patents by PatentIndex Score
57 records- 0198US7676044B2Multi-speaker audio system and automatic control methodSONY CORP·Filed 2004·Granted Mar 9, 2010·357 cites·89 claims
- 0292US8218782B2Headphone device, signal processing device, and signal processing methodASADA KOHEI·Filed 2009·Granted Jul 10, 2012·29 cites·15 claims
- 0391US10297246B2Filter circuit for noise cancellation, noise reduction signal production method and noise canceling systemSONY CORP·Filed 2015·Granted May 21, 2019·7 cites·3 claims
- 0488US8184823B2Headphone device, sound reproduction system, and sound reproduction methodITABASHI TETSUNORI·Filed 2007·Granted May 22, 2012·21 cites·5 claims
- 0588US8107637B2Signal processing device and signal processing methodASADA KOHEI·Filed 2009·Granted Jan 31, 2012·19 cites·15 claims
- 0686US6498856B1Vehicle-carried sound reproduction apparatusSONY CORP·Filed 2000·Granted Dec 24, 2002·39 cites·7 claims
- 0784US11178488B2Acoustic deviceSONY CORP·Filed 2018·Granted Nov 16, 2021·6 cites·9 claims
- 0883US8401205B2Noise canceling system and noise canceling methodITABASHI TETSUNORI·Filed 2007·Granted Mar 19, 2013·13 cites·13 claims
- 0983US8094046B2Signal processing apparatus and signal processing methodASADA KOHEI·Filed 2008·Granted Jan 10, 2012·12 cites·15 claims
- 1082US6501843B2Automotive audio reproducing apparatusSONY CORP·Filed 2001·Granted Dec 31, 2002·31 cites·5 claims
- 1179US7822496B2Audio signal processing method and apparatusSONY CORP·Filed 2003·Granted Oct 26, 2010·23 cites·20 claims
- 1276US11159886B2Acoustic deviceSONY CORP·Filed 2019·Granted Oct 26, 2021·3 cites·8 claims
- 1375US9584908B2Signal processing device and signal processing methodSONY CORP·Filed 2015·Granted Feb 28, 2017·2 cites·11 claims
- 1475US8111831B2Acoustic apparatus, time delay computation method, and recording mediumASADA KOHEI·Filed 2006·Granted Feb 7, 2012·8 cites·16 claims
- 1575US2025014562A1Information processing apparatus and information processing methodSONY GROUP CORP·Filed 2024·Application pending·0 cites
- 1673US9236041B2Filter circuit for noise cancellation, noise reduction signal production method and noise canceling systemASADA KOHEI·Filed 2007·Granted Jan 12, 2016·5 cites·22 claims
- 1772US9148104B2Reproduction apparatus, reproduction method, provision apparatus, and reproduction systemYAMASHITA KOSEI·Filed 2011·Granted Sep 29, 2015·3 cites·9 claims
- 1871US8761414B2Reproduction device and reproduction methodASADA KOHEI·Filed 2011·Granted Jun 24, 2014·3 cites·13 claims
- 1971US8306236B2Sound field measuring apparatus and sound field measuring methodASADA KOHEI·Filed 2006·Granted Nov 6, 2012·5 cites·14 claims
- 2070US8761406B2Audio signal processing device and audio signal processing methodOHKURI KAZUNOBU·Filed 2009·Granted Jun 24, 2014·7 cites·26 claims
- 2169US11290835B2Acoustic processing apparatus, acoustic processing method, and programSONY CORP·Filed 2018·Granted Mar 29, 2022·1 cites·11 claims
- 2266US10666995B2Information processing apparatus, information processing system, and programSONY CORP·Filed 2016·Granted May 26, 2020·1 cites·14 claims
- 2366US10152961B2Signal processing device and signal processing methodSONY CORP·Filed 2015·Granted Dec 11, 2018·1 cites·11 claims
- 2466US8976978B2Sound signal processing apparatus and sound signal processing methodKITAZAWA YUJI·Filed 2011·Granted Mar 10, 2015·4 cites·4 claims
- 2565US12148412B2Information processing apparatus and information processing methodSONY GROUP CORP·Filed 2021·Granted Nov 19, 2024·0 cites·19 claims
- 2665US9595252B2Noise reduction audio reproducing device and noise reduction audio reproducing methodSONY CORP·Filed 2015·Granted Mar 14, 2017·1 cites·3 claims
- 2765US9031250B2Signal processing device and signal processing methodOOKURI KAZUNOBU·Filed 2012·Granted May 12, 2015·3 cites·9 claims
- 2863US11024280B2Signal processing apparatus, method, and programSONY CORP·Filed 2020·Granted Jun 1, 2021·0 cites·14 claims
- 2961US10255899B2Noise reduction device and noise reduction methodSONY CORP·Filed 2015·Granted Apr 9, 2019·1 cites·6 claims
- 3061US10034088B2Sound processing device and sound processing methodSONY CORP·Filed 2015·Granted Jul 24, 2018·1 cites·13 claims
- 3161US8280075B2Apparatus, method and program for processing signal and method for generating signalASADA KOHEI·Filed 2008·Granted Oct 2, 2012·2 cites·11 claims
- 3259US9245517B2Noise reduction audio reproducing device and noise reduction audio reproducing methodASADA KOHEI·Filed 2009·Granted Jan 26, 2016·1 cites·13 claims
- 3357US2024310471A1Information processing device, information processing method, and programSONY GROUP CORP·Filed 2022·Application pending·0 cites
- 3455US11081136B2Information processing apparatus, information processing system, and programSONY CORP·Filed 2020·Granted Aug 3, 2021·0 cites·16 claims
- 3555US10748519B2Signal processing apparatus, method, and programSONY CORP·Filed 2017·Granted Aug 18, 2020·0 cites·14 claims
- 3655US8199936B2Signal converter, output amplifying device, audio apparatus, and transmitting and receiving systemASADA KOHEI·Filed 2004·Granted Jun 12, 2012·4 cites·15 claims
- 3755US2019073992A1Signal processing device, signal processing method and computer programSONY CORP·Filed 2018·Application pending·0 cites
- 3852US2018295435A1Input device and transmitting method, host device and receiving method, and signal processing system and transceiving methodSONY CORP·Filed 2018·Application pending·0 cites
- 3952US2016127815A1Input device and transmitting method, host device and receiving method, and signal processing system and transceiving methodSONY CORP·Filed 2014·Application pending·0 cites
- 4048US12125465B2Noise cancellation signal generation device and method thereofSONY GROUP CORP·Filed 2020·Granted Oct 22, 2024·0 cites·20 claims
- 4147US2025217098A1Signal processing device, audio output device, and signal processing methodSONY GROUP CORP·Filed 2023·Application pending·0 cites
- 4247US2024347035A1Signal processing device, signal processing method, program, and acoustic systemSONY GROUP CORP·Filed 2022·Application pending·0 cites
- 4346US2025174218A1Signal processing device, sound output device, and signal processing methodSONY GROUP CORP·Filed 2023·Application pending·0 cites
- 4445US11543521B2Information processing apparatus, information processing method, and recording mediumSONY CORP·Filed 2017·Granted Jan 3, 2023·0 cites·19 claims
- 4545US2004131338A1Method of reproducing audio signal, and reproducing apparatus thereforFiled 2003·Application pending·0 cites
- 4644US10198392B2Peripheral device, host device, and processing methodSONY CORP·Filed 2015·Granted Feb 5, 2019·0 cites·17 claims
- 4744US2022254329A1Speaker unit and sound systemSONY GROUP CORP·Filed 2020·Application pending·0 cites
- 4843US2005271223A1Audio signal reproducing method and reproducing apparatusITABASHI TETSUNORI·Filed 2003·Application pending·0 cites
- 4943US2023222998A1Information processing apparatus, information processing method, and programSONY GROUP CORP·Filed 2021·Application pending·0 cites
- 5042US11200880B2Information processor, information processing system, and information processing methodSONY CORP·Filed 2018·Granted Dec 14, 2021·0 cites·18 claims
Showing the top 50 of 57 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Tetsunori Itabashi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →