Inventor · disambiguated record
Kunihiko Tokura
Also filed as: TOKURA KUNIHIKO
23 granted patents·3 pending applications·163 citations·filing 1990–2019
95Inventor score
Top patents by PatentIndex Score
26 records- 0188US7726441B2Acoustic vibratory plateSONY CORP·Filed 2006·Granted Jun 1, 2010·20 cites·7 claims
- 0275US6410618B2Polymeric composite material and method of manufacturing the sameSONY CORP·Filed 2001·Granted Jun 25, 2002·11 cites·10 claims
- 0373US7546897B2Speaker diaphragm and method of manufacturing speaker diaphragmSONY CORP·Filed 2006·Granted Jun 16, 2009·6 cites·12 claims
- 0470US7708111B2Acoustic diaphragm and method for manufacturing an acoustic diaphragmSONY CORP·Filed 2006·Granted May 4, 2010·5 cites·12 claims
- 0569US7332215B2Resin-molded component and method for manufacturing thereof as well as diaphragm for loudspeakerSONY CORP·Filed 2004·Granted Feb 19, 2008·11 cites·2 claims
- 0668US5972159AOptical recording disc recycling methodSONY CORP·Filed 1998·Granted Oct 26, 1999·23 cites·22 claims
- 0767US6554962B2Loudspeaker diaphragmSONY CORP·Filed 2001·Granted Apr 29, 2003·10 cites·8 claims
- 0866US6274652B1Composite polymer materials and process for producing the sameSONY CORP·Filed 1999·Granted Aug 14, 2001·19 cites·1 claims
- 0965US7980355B2Acoustic diaphragm, and method of fabricating acoustic diaphragmSONY CORP·Filed 2006·Granted Jul 19, 2011·3 cites·7 claims
- 1063US7510627B2Acoustic paper diaphragm and acoustic transducer apparatusSONY CORP·Filed 2005·Granted Mar 31, 2009·2 cites·3 claims
- 1155US8300875B2Speaker diaphragm and speaker including the sameTAKEBE TORU·Filed 2008·Granted Oct 30, 2012·2 cites·18 claims
- 1255US7468141B2Method for decorating die surface as well as dieSONY CORP·Filed 2004·Granted Dec 23, 2008·1 cites·7 claims
- 1350US7576154B2Biodegradable material for audio systemsSONY CORP·Filed 2003·Granted Aug 18, 2009·0 cites·11 claims
- 1450US7527124B2Loudspeaker diaphragmSONY CORP·Filed 2006·Granted May 5, 2009·0 cites·13 claims
- 1549US5180785ADiaphragm and method for producing sameSONY CORP·Filed 1990·Granted Jan 19, 1993·9 cites·3 claims
- 1648US2005219221A1Remote control deviceSONY CORP·Filed 2005·Application pending·0 cites
- 1747US2007132131A1Resin-molded component and method for manufacturing thereof as well as diaphragm for loudspeakerSONY CORP·Filed 2007·Application pending·0 cites
- 1845US6752906B2Loudspeaker and method for the preparation thereofSONY CORP·Filed 2003·Granted Jun 22, 2004·0 cites·7 claims
- 1942US5533134AMotional feedback loudspeaker apparatus having a coupling member for connecting a voice coil bobbin with a detecting coil bobbinSONY CORP·Filed 1994·Granted Jul 2, 1996·14 cites·15 claims
- 2042US2021409869A1Speaker edge, diaphragm unit, and method of manufacturing speaker edgeSONY CORP·Filed 2019·Application pending·0 cites
- 2139US6686036B1Material for casing for acoustic equipment and casing for acoustic equipment fabricated therefromSONY CORP·Filed 1997·Granted Feb 3, 2004·7 cites·27 claims
- 2238US5663220AAcoustic vibrational material from fiber-reinforced polybutadiene-modified epoxy resinSONY CORP·Filed 1992·Granted Sep 2, 1997·4 cites·5 claims
- 2334US5445555AResin material reclaimed from optical recording disk and method of reclaiming sameSONY CORP·Filed 1993·Granted Aug 29, 1995·4 cites·5 claims
- 2433US6071449AAcoustic diaphragm molding metal mold apparatus and acoustic diaphragm molding methodSONY CORP·Filed 1998·Granted Jun 6, 2000·3 cites·5 claims
- 2532US5590212ADiaphragm for a capacitance type loudspeakerSONY CORP·Filed 1994·Granted Dec 31, 1996·9 cites·8 claims
- 2630US6037411AAcoustic vibrational material of fiber reinforcement with epoxy resin and epoxy-reactive polybutadieneSONY CORP·Filed 1995·Granted Mar 14, 2000·0 cites·5 claims
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