Inventor · disambiguated record
Youichi Tobita
Also filed as: TOBITA YOUICHI
111 granted patents·19 pending applications·2,992 citations·filing 1980–2016
99Inventor score
Top patents by PatentIndex Score
130 records- 0199US7436923B2Shift register circuit and image display apparatus containing the sameMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Oct 14, 2008·149 cites·42 claims
- 0298US8816949B2Shift register circuit and image display comprising the sameMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Aug 26, 2014·46 cites·4 claims
- 0398US8493309B2Shift register circuit and image display comprising the sameTOBITA YOUICHI·Filed 2011·Granted Jul 23, 2013·52 cites·10 claims
- 0498US7825888B2Shift register circuit and image display apparatus containing the sameMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Nov 2, 2010·74 cites·25 claims
- 0598US7664218B2Shift register and image display apparatus containing the sameMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Feb 16, 2010·61 cites·2 claims
- 0698US7636412B2Shift register circuit and image display apparatus equipped with the sameMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Dec 22, 2009·59 cites·7 claims
- 0797US7738623B2Shift register circuit and image display apparatus containing the sameMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Jun 15, 2010·75 cites·21 claims
- 0897US7492853B2Shift register and image display apparatus containing the sameMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Feb 17, 2009·73 cites·16 claims
- 0997US7289593B2Shift register and image display apparatus containing the sameMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Oct 30, 2007·45 cites·5 claims
- 1096US8462098B2Electro-optical device, shift register circuit, and semiconductor deviceTOBITA YOUICHI·Filed 2010·Granted Jun 11, 2013·25 cites·14 claims
- 1196US7403586B2Shift register and image display apparatus containing the sameMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Jul 22, 2008·23 cites·8 claims
- 1295US8023610B2Semiconductor device and shift register circuitMITSUBISHI ELECTRIC CORP·Filed 2008·Granted Sep 20, 2011·43 cites·3 claims
- 1395US7443944B2Shift register, image display apparatus containing the same and signal generation circuitMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Oct 28, 2008·42 cites·24 claims
- 1494US8913709B2Shift register circuitMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Dec 16, 2014·7 cites·2 claims
- 1594US8379790B2Shift register circuitMITSUBISHI ELECTRIC CORP·Filed 2011·Granted Feb 19, 2013·14 cites·5 claims
- 1694US5276649ADynamic-type semiconductor memory device having staggered activation of column groupsMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Jan 4, 1994·141 cites·16 claims
- 1794US4961007ASubstrate bias potential generator of a semiconductor integrated circuit device and a generating method thereforMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Oct 2, 1990·101 cites·17 claims
- 1893US8571169B2Scanning line driving circuitTOBITA YOUICHI·Filed 2011·Granted Oct 29, 2013·12 cites·9 claims
- 1993US6388934B1Semiconductor memory device operating at high speed with low current consumptionMITSUBISHI ELECTRIC CORP·Filed 2001·Granted May 14, 2002·65 cites·20 claims
- 2093US4860259ADram with reduced-test-time modeMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Aug 22, 1989·65 cites·13 claims
- 2192US7627076B2Shift register circuit and image display apparatus having the sameMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Dec 1, 2009·26 cites·23 claims
- 2292US6388886B1Semiconductor memory module and module systemMITSUBISHI ELECTRIC CORP·Filed 2000·Granted May 14, 2002·62 cites·15 claims
- 2392US5815446APotential generation circuitMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Sep 29, 1998·49 cites·8 claims
- 2492US5267200ASemiconductor memory device and operating method thereof with transfer transistor used as a holding meansMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Nov 30, 1993·69 cites·18 claims
- 2591US7372300B2Shift register and image display apparatus containing the sameMITSUBISHI ELECTRIC CORP·Filed 2006·Granted May 13, 2008·26 cites·16 claims
- 2691US6087885ASemiconductor device allowing fast and stable transmission of signalsMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Jul 11, 2000·78 cites·20 claims
- 2790US8571170B2Shift register circuitTOBITA YOUICHI·Filed 2012·Granted Oct 29, 2013·10 cites·4 claims
- 2890US7499518B2Shift register and image display apparatus containing the sameMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Mar 3, 2009·23 cites·8 claims
- 2989US8175216B2Shift register circuitTOBITA YOUICHI·Filed 2009·Granted May 8, 2012·7 cites·12 claims
- 3089US6980194B2Amplitude conversion circuit for converting signal amplitudeMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Dec 27, 2005·39 cites·19 claims
- 3189US5079744ATest apparatus for static-type semiconductor memory devicesMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Jan 7, 1992·75 cites·10 claims
- 3288US5900665ASemiconductor integrated circuit device operating at high speed with low current consumptionMITSUBISHI ELECTRIC CORP·Filed 1997·Granted May 4, 1999·73 cites·20 claims
- 3387US8040999B2Shift register circuitMITSUBISHI ELECTRIC CORP·Filed 2009·Granted Oct 18, 2011·15 cites·6 claims
- 3487US7212183B2Liquid crystal display apparatus having pixels with low leakage currentMITSUBISHI ELECTRIC CORP·Filed 2003·Granted May 1, 2007·32 cites·9 claims
- 3586US9336897B2Shift register circuitTOBITA YOUICHI·Filed 2012·Granted May 10, 2016·9 cites·3 claims
- 3686US8149986B2Shift register circuitTOBITA YOUICHI·Filed 2011·Granted Apr 3, 2012·9 cites·6 claims
- 3786US6919743B2Drive circuit with low current consumptionMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Jul 19, 2005·32 cites·21 claims
- 3886US5805508ASemiconductor memory device with reduced leak currentMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Sep 8, 1998·65 cites·14 claims
- 3985US8615066B2Shift register circuitMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Dec 24, 2013·6 cites·2 claims
- 4085US8300761B2Shift register circuitTOBITA YOUICHI·Filed 2012·Granted Oct 30, 2012·4 cites·13 claims
- 4185US7893732B2Driver circuitMITSUBISHI ELECTRIC CORP·Filed 2009·Granted Feb 22, 2011·13 cites·26 claims
- 4285US5132932ADynamic random access memory having a plurality of rated voltages as operation supply voltage and operating method thereofMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jul 21, 1992·36 cites·23 claims
- 4385US4980799AElectrostatic capacity device in semiconductor memory device, and apparatus for and method of driving sense amplifier using electrostatic capacity deviceMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Dec 25, 1990·59 cites·9 claims
- 4483US7831010B2Shift register circuitMITSUBISHI ELECTRIC CORP·Filed 2008·Granted Nov 9, 2010·14 cites·19 claims
- 4583US7324079B2Image display apparatusMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Jan 29, 2008·21 cites·20 claims
- 4683US5801412ASemiconductor device having a capacitance element with excellent area efficiencyMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Sep 1, 1998·57 cites·26 claims
- 4782US7285797B2Image display apparatus without occurence of nonuniform displayMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Oct 23, 2007·5 cites·8 claims
- 4882US7138831B2Level conversion circuit and serial/parallel conversion circuit with level conversion functionMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Nov 21, 2006·26 cites·20 claims
- 4981US8654057B2Electro-optical device, shift register circuit, and semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Feb 18, 2014·4 cites·27 claims
- 5080US8194817B2Shift register circuitTOBITA YOUICHI·Filed 2010·Granted Jun 5, 2012·6 cites·9 claims
Showing the top 50 of 130 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →