Assignee
PIONEER TOHOKU CORP
JP·102 granted patents·119 pending applications·1,246 citations·filing 2000–2014
Top patents by PatentIndex Score
221 records- 0196US7193589B2Drive methods and drive devices for active type light emitting display panelPIONEER TOHOKU CORP·Filed 2003·Granted Mar 20, 2007·187 cites·13 claims
- 0295US7211938B2Double-sided display device and method of fabricating the samePIONEER TOHOKU CORP·Filed 2005·Granted May 1, 2007·27 cites·6 claims
- 0392US6774878B2Drive unit for a luminescence display panelPIONEER TOHOKU CORP·Filed 2002·Granted Aug 10, 2004·66 cites·11 claims
- 0491US7479955B2Drive device of light emitting display panelPIONEER TOHOKU CORP·Filed 2005·Granted Jan 20, 2009·11 cites·10 claims
- 0591US6351076B1Luminescent display panel drive unit and drive method thereofPIONEER TOHOKU CORP·Filed 2000·Granted Feb 26, 2002·116 cites·22 claims
- 0690US7851074B2Organic electroluminescent display device and chemical compounds for liquid crystalsPIONEER TOHOKU CORP·Filed 2008·Granted Dec 14, 2010·11 cites·7 claims
- 0788US7535164B2Self-emission panel and method of manufacturing samePIONEER TOHOKU CORP·Filed 2006·Granted May 19, 2009·12 cites·5 claims
- 0888US6841948B2Device for driving luminescent display panelPIONEER TOHOKU CORP·Filed 2003·Granted Jan 11, 2005·37 cites·13 claims
- 0985US6788277B2Drive unit and drive method of light-emitting display panelPIONEER TOHOKU CORP·Filed 2002·Granted Sep 7, 2004·32 cites·20 claims
- 1083US7221773B2Oval speaker apparatus and method of manufacturing the samePIONEER TOHOKU CORP·Filed 2005·Granted May 22, 2007·12 cites·2 claims
- 1183US6957714B2Speaker and speaker diaphragmPIONEER TOHOKU CORP·Filed 2003·Granted Oct 25, 2005·34 cites·12 claims
- 1282US7092544B2Diaphragm for electroacoustic transducer and method of making the samePIONEER TOHOKU CORP·Filed 2002·Granted Aug 15, 2006·21 cites·7 claims
- 1381US7170233B2Self light emitting display panel and drive control method thereforPIONEER TOHOKU CORP·Filed 2005·Granted Jan 30, 2007·7 cites·14 claims
- 1480US7471288B2Light emitting display device and driving control method thereforPIONEER TOHOKU CORP·Filed 2005·Granted Dec 30, 2008·5 cites·15 claims
- 1580US7187350B2Active type light emitting display devicePIONEER TOHOKU CORP·Filed 2003·Granted Mar 6, 2007·20 cites·16 claims
- 1680US7130440B2Chair equipped with a speakerPIONEER TOHOKU CORP·Filed 2003·Granted Oct 31, 2006·25 cites·8 claims
- 1780US6808828B2Organic electroluminescent display panelPIONEER TOHOKU CORP·Filed 2002·Granted Oct 26, 2004·31 cites·5 claims
- 1880US6590335B1Luminescent display and a method producing the samePIONEER TOHOKU CORP·Filed 2000·Granted Jul 8, 2003·25 cites·13 claims
- 1979US7515146B2Drive device and drive method of light emitting display panelPIONEER TOHOKU CORP·Filed 2005·Granted Apr 7, 2009·5 cites·10 claims
- 2079US6892850B2Surround for speaker system and manufacturing method thereofPIONEER TOHOKU CORP·Filed 2003·Granted May 17, 2005·22 cites·8 claims
- 2179US6811808B2Organic electroluminescent display panel and method of manufacturing the samePIONEER TOHOKU CORP·Filed 2001·Granted Nov 2, 2004·23 cites·10 claims
- 2278US7557802B2Self light emitting type display devicePIONEER TOHOKU CORP·Filed 2004·Granted Jul 7, 2009·17 cites·5 claims
- 2378US7317400B2Self light emitting type display module, electronic appliance loaded with the same module and verification method of faults in the same modulePIONEER TOHOKU CORP·Filed 2005·Granted Jan 8, 2008·4 cites·16 claims
- 2478US7248255B2Active drive type light emitting display device and drive control method thereofPIONEER TOHOKU CORP·Filed 2004·Granted Jul 24, 2007·17 cites·13 claims
- 2578US6894436B2Drive method of light-emitting display panel and organic EL display devicePIONEER TOHOKU CORP·Filed 2002·Granted May 17, 2005·23 cites·15 claims
- 2678US6747728B2Luminescent display and a method producing the samePIONEER TOHOKU CORP·Filed 2003·Granted Jun 8, 2004·21 cites·2 claims
- 2777US7884813B2Apparatus and method for driving self-luminescent display panelPIONEER TOHOKU CORP·Filed 2006·Granted Feb 8, 2011·4 cites·16 claims
- 2876US7274151B2Drive device and drive method of light emitting elementsPIONEER TOHOKU CORP·Filed 2005·Granted Sep 25, 2007·11 cites·10 claims
- 2975US6937004B2Test mark and electronic device incorporating the samePIONEER TOHOKU CORP·Filed 2002·Granted Aug 30, 2005·21 cites·12 claims
- 3074US7675229B2Self-emission panel and method of fabricating the samePIONEER TOHOKU CORP·Filed 2006·Granted Mar 9, 2010·4 cites·4 claims
- 3174US7659660B2Organic EL panel having film layers with overlap deviationsPIONEER TOHOKU CORP·Filed 2005·Granted Feb 9, 2010·3 cites·5 claims
- 3274US7252175B2Speaker apparatus and manufacturing method of speaker apparatusPIONEER TOHOKU CORP·Filed 2005·Granted Aug 7, 2007·6 cites·5 claims
- 3374US7187120B2Organic electroluminescent display panel and method of manufacturing the samePIONEER TOHOKU CORP·Filed 2004·Granted Mar 6, 2007·15 cites·15 claims
- 3473US7195826B2Organic electroluminescent display device and chemical compounds for liquid crystalsPIONEER TOHOKU CORP·Filed 2003·Granted Mar 27, 2007·13 cites·17 claims
- 3572US7236148B2Drive method of light-emitting display panel and organic EL display devicePIONEER TOHOKU CORP·Filed 2002·Granted Jun 26, 2007·13 cites·23 claims
- 3672US7157858B2Self light emitting display module, electronic equipment into which the same module is loaded, and inspection method of defect state in the same modulePIONEER TOHOKU CORP·Filed 2005·Granted Jan 2, 2007·2 cites·20 claims
- 3772US7119768B2Apparatus and method for driving luminescent display panelPIONEER TOHOKU CORP·Filed 2002·Granted Oct 10, 2006·15 cites·23 claims
- 3872US7042164B2Self light emitting display devicePIONEER TOHOKU CORP·Filed 2004·Granted May 9, 2006·14 cites·9 claims
- 3971US7295175B2Device and method for driving for light-emitting display panelPIONEER TOHOKU CORP·Filed 2006·Granted Nov 13, 2007·2 cites·12 claims
- 4070US7088319B2Drive method of light-emitting display panel and organic EL display devicePIONEER TOHOKU CORP·Filed 2002·Granted Aug 8, 2006·12 cites·20 claims
- 4170US6929092B2Speaker diaphragmPIONEER TOHOKU CORP·Filed 2001·Granted Aug 16, 2005·14 cites·11 claims
- 4268US9048202B2Organic EL panelPIONEER TOHOKU CORP·Filed 2014·Granted Jun 2, 2015·1 cites·7 claims
- 4368US8035586B2Device for driving active matrix light-emitting display panel by controlling drive voltagePIONEER TOHOKU CORP·Filed 2006·Granted Oct 11, 2011·2 cites·15 claims
- 4468US8029684B2Self-emission panel and method of manufacturing the samePIONEER TOHOKU CORP·Filed 2009·Granted Oct 4, 2011·2 cites·4 claims
- 4568US7263198B2LoudspeakerPIONEER TOHOKU CORP·Filed 2004·Granted Aug 28, 2007·15 cites·18 claims
- 4668US6878208B2Mask for vacuum deposition and organic EL display manufactured by using the samePIONEER TOHOKU CORP·Filed 2002·Granted Apr 12, 2005·11 cites·11 claims
- 4767US7148631B2Drive device and drive method of light emitting display panelPIONEER TOHOKU CORP·Filed 2005·Granted Dec 12, 2006·1 cites·10 claims
- 4867US6944310B2Speaker apparatusPIONEER TOHOKU CORP·Filed 2003·Granted Sep 13, 2005·12 cites·6 claims
- 4966US7019454B2Light emitting devicePIONEER TOHOKU CORP·Filed 2002·Granted Mar 28, 2006·14 cites·16 claims
- 5066US6987860B2Speaker installation structurePIONEER TOHOKU CORP·Filed 2001·Granted Jan 17, 2006·19 cites·4 claims
Showing the top 50 of 221 patent records by PatentIndex Score.
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