Inventor · disambiguated record
Yoichiro Sumitani
Also filed as: SUMITANI YOICHIRO
14 granted patents·2 pending applications·93 citations·filing 1992–2019
91Inventor score
Files withSUMITANI YOICHIRO5SOUND SOURCES TECHNOLOGY INC4LIN CHUN-YI2SOUND SOURCES TECH INC2CULVER ELECTRONIC SALES INC1
Top patents by PatentIndex Score
16 records- 0188US8724842B2Universal angle loudspeaker bracketSUMITANI YOICHIRO·Filed 2012·Granted May 13, 2014·17 cites·23 claims
- 0280US7970162B2Loudspeaker bobbin interconnection assemblySOUND SOURCES TECHNOLOGY INC·Filed 2006·Granted Jun 28, 2011·14 cites·17 claims
- 0371US8175320B2Single magnet coaxial loudspeakerLIN CHUN-YI·Filed 2007·Granted May 8, 2012·5 cites·19 claims
- 0470US8175319B2Interchangeable magnet loudspeakerSUMITANI YOICHIRO·Filed 2008·Granted May 8, 2012·5 cites·16 claims
- 0569US8897481B2Grille attachment for loudspeakerSOUND SOURCES TECHNOLOGY INC·Filed 2013·Granted Nov 25, 2014·3 cites·20 claims
- 0663US8229152B2Interchangeable bar loudspeaker systemSUMITANI YOICHIRO·Filed 2008·Granted Jul 24, 2012·3 cites·20 claims
- 0759US8693723B2Single magnet coaxial loudspeakerLIN CHUN-YI·Filed 2012·Granted Apr 8, 2014·1 cites·11 claims
- 0858US7899202B2Loudspeaker with cone-coupled damperSOUND SOURCES TECHNOLOGY INC·Filed 2006·Granted Mar 1, 2011·2 cites·13 claims
- 0957US8085967B2Reversible speaker grill attachmentSUMITANI YOICHIRO·Filed 2006·Granted Dec 27, 2011·2 cites·16 claims
- 1056US10349180B2Shallow sub wooferSOUND SOURCES TECH INC·Filed 2017·Granted Jul 9, 2019·1 cites·7 claims
- 1156US5307418ACenter channel speaker having multiple interconnected backload amplifying chambers for surround sound stereo audio systemsCULVER ELECTRONIC SALES INC·Filed 1992·Granted Apr 26, 1994·31 cites·21 claims
- 1250US7410361B2Terminal for selectively coupling loads in parallel or in seriesSOUND SOURCES TECHNOLOGY·Filed 2006·Granted Aug 12, 2008·6 cites·14 claims
- 1346US10694296B2Shallow sub wooferSOUND SOURCES TECH INC·Filed 2019·Granted Jun 23, 2020·0 cites·6 claims
- 1446US2009185694A1Loudspeaker interconnect terminalSUMITANI YOICHIRO·Filed 2008·Application pending·0 cites
- 1543US7458845B2Terminal assembly for selectively coupling loads in parallel and in seriesSOUND SOURCES TECHNOLOG INC·Filed 2006·Granted Dec 2, 2008·3 cites·6 claims
- 1640US2015195629A1Passive radiatorSOUND SOURCES TECHNOLOGY INC·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →