Inventor
ITABASHI TETSUNORI
JP41 patents
⚠️ This page may combine multiple inventors who share the name “ITABASHI TETSUNORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
22 patentsUS7676044B2Mar 9, 2010
Multi-speaker audio system and automatic control method
SONY CORP357 citations99
US7822496B2Oct 26, 2010
Audio signal processing method and apparatus
SONY CORP23 citations93
US6501843B2Dec 31, 2002
Automotive audio reproducing apparatus
SONY CORP31 citations92
US6498856B1Dec 24, 2002
Vehicle-carried sound reproduction apparatus
SONY CORP39 citations92
US10297246B2May 21, 2019
Filter circuit for noise cancellation, noise reduction signal production method and noise canceling system
SONY CORP7 citations84
US9584908B2Feb 28, 2017
Signal processing device and signal processing method
SONY CORP2 citations72
US11159886B2Oct 26, 2021
Acoustic device
SONY CORP3 citations71
US11178488B2Nov 16, 2021
Acoustic device
SONY CORP6 citations69
US11290835B2Mar 29, 2022
Acoustic processing apparatus, acoustic processing method, and program
SONY CORP1 citations62
US11081136B2Aug 3, 2021
Information processing apparatus, information processing system, and program
SONY CORP0 citations62
US11024280B2Jun 1, 2021
Signal processing apparatus, method, and program
SONY CORP0 citations62
US10666995B2May 26, 2020
Information processing apparatus, information processing system, and program
SONY CORP1 citations62
US10255899B2Apr 9, 2019
Noise reduction device and noise reduction method
SONY CORP1 citations62
US11200880B2Dec 14, 2021
Information processor, information processing system, and information processing method
SONY CORP0 citations52
US10748519B2Aug 18, 2020
Signal processing apparatus, method, and program
SONY CORP0 citations52
US10034088B2Jul 24, 2018
Sound processing device and sound processing method
SONY CORP1 citations52
US9595252B2Mar 14, 2017
Noise reduction audio reproducing device and noise reduction audio reproducing method
SONY CORP1 citations52
US11543521B2Jan 3, 2023
Information processing apparatus, information processing method, and recording medium
SONY CORP0 citations51
US10152961B2Dec 11, 2018
Signal processing device and signal processing method
SONY CORP1 citations51
US10896668B2Jan 19, 2021
Signal processing apparatus, signal processing method, and computer program
SONY CORP0 citations47
US10733971B2Aug 4, 2020
Sound processing device, sound processing method, and computer program
SONY CORP0 citations41
US10198392B2Feb 5, 2019
Peripheral device, host device, and processing method
SONY CORP0 citations41
ASADA KOHEI
10 patentsUS8218782B2Jul 10, 2012
Headphone device, signal processing device, and signal processing method
ASADA KOHEI29 citations92
US8111831B2Feb 7, 2012
Acoustic apparatus, time delay computation method, and recording medium
ASADA KOHEI8 citations84
US8094046B2Jan 10, 2012
Signal processing apparatus and signal processing method
ASADA KOHEI12 citations84
US8107637B2Jan 31, 2012
Signal processing device and signal processing method
ASADA KOHEI19 citations83
US9236041B2Jan 12, 2016
Filter circuit for noise cancellation, noise reduction signal production method and noise canceling system
ASADA KOHEI5 citations73
US8761414B2Jun 24, 2014
Reproduction device and reproduction method
ASADA KOHEI3 citations63
US8306236B2Nov 6, 2012
Sound field measuring apparatus and sound field measuring method
ASADA KOHEI5 citations63
US8280075B2Oct 2, 2012
Apparatus, method and program for processing signal and method for generating signal
ASADA KOHEI2 citations63
US8199936B2Jun 12, 2012
Signal converter, output amplifying device, audio apparatus, and transmitting and receiving system
ASADA KOHEI4 citations63
US9245517B2Jan 26, 2016
Noise reduction audio reproducing device and noise reduction audio reproducing method
ASADA KOHEI1 citations52
SONY GROUP CORP
3 patentsUS12148412B2Nov 19, 2024
Information processing apparatus and information processing method
SONY GROUP CORP0 citations59
US12125465B2Oct 22, 2024
Noise cancellation signal generation device and method thereof
SONY GROUP CORP0 citations52
US12538068B2Jan 27, 2026
Acoustic output device and method of controlling acoustic output device
SONY GROUP CORP0 citations46