Inventor · disambiguated record
Susumu Takumai
Also filed as: TAKUMAI SUSUMU
25 granted patents·3 pending applications·184 citations·filing 2002–2023
95Inventor score
Top patents by PatentIndex Score
28 records- 0193US8194863B2Speaker systemTAKUMAI SUSUMU·Filed 2005·Granted Jun 5, 2012·43 cites·11 claims
- 0290US8345883B2Audio playback method and apparatus using line array speaker unitYAMAHA CORP·Filed 2006·Granted Jan 1, 2013·24 cites·17 claims
- 0381US9674609B2Speaker device and audio signal processing methodYAMAHA CORP·Filed 2014·Granted Jun 6, 2017·7 cites·29 claims
- 0481US7889878B2Speaker array apparatus and method for setting audio beams of speaker array apparatusYAMAHA CORP·Filed 2005·Granted Feb 15, 2011·9 cites·6 claims
- 0580US8391521B2Audio reproduction apparatus and methodTAKUMAI SUSUMU·Filed 2005·Granted Mar 5, 2013·11 cites·10 claims
- 0679US8041060B2Surround-sound systemYAMAHA CORP·Filed 2006·Granted Oct 18, 2011·11 cites·6 claims
- 0778US8428268B2Array speaker apparatusKONAGAI YUSUKE·Filed 2008·Granted Apr 23, 2013·11 cites·7 claims
- 0878US8189828B2Audio device and sound beam control methodTAKUMAI SUSUMU·Filed 2006·Granted May 29, 2012·9 cites·4 claims
- 0978US8150068B2Array speaker systemKONAGAI YUSUKE·Filed 2006·Granted Apr 3, 2012·10 cites·2 claims
- 1077US9736577B2Speaker array apparatusYAMAHA CORP·Filed 2016·Granted Aug 15, 2017·5 cites·11 claims
- 1177US7970153B2Audio output apparatusYAMAHA CORP·Filed 2004·Granted Jun 28, 2011·21 cites·19 claims
- 1276US8369533B2Array speaker apparatusYAMAHA CORP·Filed 2009·Granted Feb 5, 2013·6 cites·12 claims
- 1375US9167369B2Speaker array apparatusTAKUMAI SUSUMU·Filed 2012·Granted Oct 20, 2015·4 cites·5 claims
- 1468US11032645B2Content output device that assigns a plurality of channels, audio system that assigns a plurality of channels, and content output method for the sameYAMAHA CORP·Filed 2019·Granted Jun 8, 2021·1 cites·14 claims
- 1568US2023292049A1Method for Reproducing ContentYAMAHA CORP·Filed 2023·Application pending·0 cites
- 1665US7145850B2Optical disc recording apparatus and control method thereforYAMAHA CORP·Filed 2002·Granted Dec 5, 2006·6 cites·7 claims
- 1764US11696076B2Content output device, audio system, and content output methodYAMAHA CORP·Filed 2021·Granted Jul 4, 2023·0 cites·14 claims
- 1864US9456278B2Speaker deviceTANAKA KAZUNORI·Filed 2011·Granted Sep 27, 2016·2 cites·15 claims
- 1962US9571924B2Speaker array apparatus and method for setting speaker array apparatusYAMAHA CORP·Filed 2015·Granted Feb 14, 2017·1 cites·16 claims
- 2059US8315403B2Method for controlling directivity of loudspeaker apparatus and audio reproduction apparatusKONAGAI YUSUKE·Filed 2005·Granted Nov 20, 2012·2 cites·5 claims
- 2158US9124978B2Speaker array apparatus, signal processing method, and programKONAGAI YUSUKE·Filed 2010·Granted Sep 1, 2015·1 cites·14 claims
- 2249US10038963B2Speaker device and audio signal processing methodYAMAHA CORP·Filed 2017·Granted Jul 31, 2018·0 cites·10 claims
- 2349US9560450B2Speaker array apparatusYAMAHA CORP·Filed 2015·Granted Jan 31, 2017·0 cites·6 claims
- 2449US2007110268A1Array speaker apparatusKONAGAI YUSUKE·Filed 2004·Application pending·0 cites
- 2548US8422704B2Speaker array apparatus and method for setting audio beams of speaker array apparatusTAKUMAI SUSUMU·Filed 2010·Granted Apr 16, 2013·0 cites·4 claims
- 2647US8150060B2Surround sound outputting device and surround sound outputting methodSUZUKI KOJI·Filed 2009·Granted Apr 3, 2012·0 cites·12 claims
- 2741US10728665B2Audio device, audio system, and channel distribution methodYAMAHA CORP·Filed 2018·Granted Jul 28, 2020·0 cites·19 claims
- 2841US2011243353A1Speaker ApparatusYAMAHA CORP·Filed 2011·Application pending·0 cites
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