Inventor · disambiguated record
Takashi Ohsawa
Also filed as: OHSAWA TAKASHI
177 granted patents·11 pending applications·5,186 citations·filing 1976–2015
99Inventor score
Top patents by PatentIndex Score
188 records- 0199US7609551B2Semiconductor memory deviceTOSHIBA KK·Filed 2007·Granted Oct 27, 2009·255 cites·20 claims
- 0299US6621725B2Semiconductor memory device with floating storage bulk region and method of manufacturing the sameTOSHIBA KK·Filed 2001·Granted Sep 16, 2003·240 cites·23 claims
- 0399US6617651B2Semiconductor memory deviceTOSHIBA KK·Filed 2001·Granted Sep 9, 2003·276 cites·10 claims
- 0499US6567330B2Semiconductor memory deviceTOSHIBA KK·Filed 2002·Granted May 20, 2003·252 cites·22 claims
- 0599US6548848B2Semiconductor memory deviceTOSHIBA KK·Filed 2001·Granted Apr 15, 2003·260 cites·26 claims
- 0699US6538916B2Semiconductor memory deviceTOSHIBA KK·Filed 2001·Granted Mar 25, 2003·411 cites·19 claims
- 0799US6351426B1DRAM having a power supply voltage lowering circuitTOSHIBA KK·Filed 2000·Granted Feb 26, 2002·216 cites·6 claims
- 0898US6825524B1Semiconductor integrated circuit deviceTOSHIBA KK·Filed 2003·Granted Nov 30, 2004·181 cites·18 claims
- 0997US6650565B1Semiconductor memory deviceTOSHIBA KK·Filed 2002·Granted Nov 18, 2003·154 cites·24 claims
- 1097US6632723B2Semiconductor deviceTOSHIBA KK·Filed 2002·Granted Oct 14, 2003·191 cites·29 claims
- 1197US6292424B1DRAM having a power supply voltage lowering circuitTOSHIBA KK·Filed 2000·Granted Sep 18, 2001·151 cites·5 claims
- 1297US4016100AMethod of preparing a controlled release liquid pharmaceutical compositionTANABE SEIYAKU CO·Filed 1976·Granted Apr 5, 1977·195 cites·11 claims
- 1396US4943745ADelay circuit for semiconductor integrated circuit devicesTOSHIBA KK·Filed 1989·Granted Jul 24, 1990·76 cites·28 claims
- 1494US7977738B2Semiconductor memory device and manufacturing method thereofTOSHIBA KK·Filed 2009·Granted Jul 12, 2011·31 cites·9 claims
- 1593US6891225B2Dynamic semiconductor memory deviceTOSHIBA KK·Filed 2001·Granted May 10, 2005·83 cites·10 claims
- 1693US6778424B2Semiconductor memory device and method of manufacturing the sameTOSHIBA KK·Filed 2001·Granted Aug 17, 2004·80 cites·26 claims
- 1793US5751639ADRAM having a power supply voltage lowering circuitTOSHIBA KK·Filed 1996·Granted May 12, 1998·71 cites·4 claims
- 1892US8235553B2Lighting device for a headlamp light sourceMINAMI FUMIHIRO·Filed 2009·Granted Aug 7, 2012·30 cites·18 claims
- 1992US6687152B2Semiconductor memory deviceTOSHIBA KK·Filed 2003·Granted Feb 3, 2004·56 cites·19 claims
- 2091US6882008B1Semiconductor integrated circuit deviceTOSHIBA KK·Filed 2004·Granted Apr 19, 2005·58 cites·13 claims
- 2189US9466363B2Integrated circuitUNIV TOHOKU·Filed 2012·Granted Oct 11, 2016·9 cites·26 claims
- 2289US7242608B2Semiconductor memory device having a floating storage bulk region capable of holding/emitting excessive majority carriersTOSHIBA KK·Filed 2005·Granted Jul 10, 2007·11 cites·19 claims
- 2389US7027334B2Semiconductor memory deviceTOSHIBA KK·Filed 2003·Granted Apr 11, 2006·48 cites·16 claims
- 2488US5917764ASemiconductor memory deviceTOSHIBA KK·Filed 1998·Granted Jun 29, 1999·71 cites·25 claims
- 2588US5485061ADischarge lamp lighting device capable of preventing a flicker due to arc movementMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Jan 16, 1996·65 cites·6 claims
- 2688US5019729ATTL to CMOS buffer circuitTOSHIBA KK·Filed 1989·Granted May 28, 1991·39 cites·31 claims
- 2787US7057926B2Semiconductor memory and FBC memory cell driving methodTOSHIBA KK·Filed 2005·Granted Jun 6, 2006·15 cites·20 claims
- 2887US5381373AVoltage stress test circuit for a DRAMTOSHIBA KK·Filed 1993·Granted Jan 10, 1995·60 cites·17 claims
- 2986US7244991B2Semiconductor integrated deviceTOSHIBA KK·Filed 2005·Granted Jul 17, 2007·12 cites·14 claims
- 3085US7499331B2Semiconductor memory deviceTOSHIBA KK·Filed 2006·Granted Mar 3, 2009·12 cites·9 claims
- 3185US5828611ASemiconductor memory device having internal voltage booster circuit coupled to bit line charging/equalizing circuitTOSHIBA KK·Filed 1997·Granted Oct 27, 1998·47 cites·29 claims
- 3284US7433242B2Semiconductor memory device and driving method of the sameTOSHIBA KK·Filed 2005·Granted Oct 7, 2008·11 cites·19 claims
- 3384US7298095B2Discharge lamp ballast apparatusMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Nov 20, 2007·14 cites·7 claims
- 3484US5592421ASemiconductor integrated circuit for generating an internal power source voltage with reduced potential changesTOSHIBA KK·Filed 1995·Granted Jan 7, 1997·57 cites·28 claims
- 3583US7692963B2Semiconductor memory deviceTOSHIBA KK·Filed 2007·Granted Apr 6, 2010·10 cites·20 claims
- 3683US7440329B2Floating body cell (FBC) memory device with a sense amplifier for refreshing dummy cellsTOSHIBA KK·Filed 2007·Granted Oct 21, 2008·10 cites·16 claims
- 3783US6358432B1Composite magnetic material and inductor elementMURATA MANUFACTURING CO·Filed 2000·Granted Mar 19, 2002·23 cites·20 claims
- 3882US7855920B2Semiconductor memory device having a floating storage bulk region capable of holding/emitting excessive majority carriersTOSHIBA KK·Filed 2010·Granted Dec 21, 2010·4 cites·12 claims
- 3982US7187027B2Stacked capacitor-type semiconductor storage device and manufacturing method thereofTOSHIBA KK·Filed 2006·Granted Mar 6, 2007·7 cites·7 claims
- 4082US5701095AHigh speed, low noise CMOS multiplexer with prechargeTOSHIBA KK·Filed 1996·Granted Dec 23, 1997·36 cites·44 claims
- 4181US7613020B2Discharge lamp ballast apparatus comprising DC/DC converters having at least two transformers and outputting two kinds of voltagesMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Nov 3, 2009·13 cites·14 claims
- 4281US7251179B2Semiconductor storage apparatusTOSHIBA KK·Filed 2005·Granted Jul 31, 2007·11 cites·16 claims
- 4381US5398207AMOS random access memory device with an internal voltage-down converting transistorTOSHIBA KK·Filed 1993·Granted Mar 14, 1995·48 cites·27 claims
- 4481US4906914AIntermediate potential generation circuit for generating a potential intermediate between a power source potential and ground potentialTOSHIBA KK·Filed 1988·Granted Mar 6, 1990·31 cites·11 claims
- 4580US8575839B2Headlamp LED lighting apparatus and vehicle headlamp lighting systemINOUE YU·Filed 2009·Granted Nov 5, 2013·9 cites·16 claims
- 4680US7023054B2Semiconductor storage device and semiconductor integrated circuitTOSHIBA KK·Filed 2003·Granted Apr 4, 2006·20 cites·24 claims
- 4780US5761109ASemiconductor memory device having folded bit line array and an open bit line array with imbalance correctionTOSHIBA KK·Filed 1996·Granted Jun 2, 1998·46 cites·25 claims
- 4880US5166558ACmos ecl/ttl output circuitTOSHIBA KK·Filed 1991·Granted Nov 24, 1992·34 cites·27 claims
- 4979US7257015B2Semiconductor memory device having a floating storage bulk regionTOSHIBA KK·Filed 2003·Granted Aug 14, 2007·17 cites·21 claims
- 5079US6771546B2Semiconductor memory device and method of controlling the sameTOSHIBA KK·Filed 2002·Granted Aug 3, 2004·25 cites·36 claims
Showing the top 50 of 188 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →