Inventor · disambiguated record
Shoji Otaka
Also filed as: OTAKA SHOJI
64 granted patents·18 pending applications·917 citations·filing 1994–2017
99Inventor score
Top patents by PatentIndex Score
82 records- 0193US7065334B1Variable gain amplifier deviceTOSHIBA KK·Filed 2006·Granted Jun 20, 2006·24 cites·1 claims
- 0293US5742189AFrequency conversion circuit and radio communication apparatus with the sameTOSHIBA KK·Filed 1995·Granted Apr 21, 1998·178 cites·19 claims
- 0389US6563383B1Variable gain circuitTOSHIBA KK·Filed 2000·Granted May 13, 2003·39 cites·21 claims
- 0488US5995819AFrequency converter and radio receiver using sameTOSHIBA KK·Filed 1996·Granted Nov 30, 1999·85 cites·18 claims
- 0587US7663420B2MOS resistance controlling device and MOS attenuatorTOSHIBA KK·Filed 2007·Granted Feb 16, 2010·15 cites·9 claims
- 0685US9608453B2Power transmitting apparatus, power receiving apparatus, control apparatus, and wireless power transfer systemTOSHIBA KK·Filed 2013·Granted Mar 28, 2017·9 cites·23 claims
- 0785US6215989B1Variable gain circuitTOSHIBA KK·Filed 1999·Granted Apr 10, 2001·49 cites·14 claims
- 0884US8451942B2Wireless transmission apparatus using cartesian loopOTAKA SHOJI·Filed 2010·Granted May 28, 2013·10 cites·16 claims
- 0984US6816712B2Radio apparatusTOSHIBA KK·Filed 2001·Granted Nov 9, 2004·32 cites·3 claims
- 1083US6249249B1Active array antenna systemTOSHIBA KK·Filed 1999·Granted Jun 19, 2001·70 cites·18 claims
- 1183US5796286AAttenuation circuitry using gate current control of FET conduction to vary attenuationTOSHIBA KK·Filed 1995·Granted Aug 18, 1998·42 cites·27 claims
- 1282US7088980B2Frequency converter with nonlinear distortion cancellationTOSHIBA KK·Filed 2002·Granted Aug 8, 2006·20 cites·19 claims
- 1382US6714604B1ReceiverTOSHIBA KK·Filed 2000·Granted Mar 30, 2004·21 cites·6 claims
- 1478US10992181B2Power transmitting apparatus, power receiving apparatus, control apparatus, and wireless power transfer systemTOSHIBA KK·Filed 2017·Granted Apr 27, 2021·3 cites·17 claims
- 1576US6844782B2Temperature compensation circuit and a variable gain amplification circuitTOSHIBA KK·Filed 2001·Granted Jan 18, 2005·14 cites·19 claims
- 1676US6477360B1Frequency converterTOSHIBA KK·Filed 2000·Granted Nov 5, 2002·15 cites·20 claims
- 1775US6339711B1Radio apparatusTOSHIBA KK·Filed 1998·Granted Jan 15, 2002·44 cites·11 claims
- 1874US7904121B2Generating device of trigger signalTOSHIBA KK·Filed 2007·Granted Mar 8, 2011·7 cites·9 claims
- 1974US5872475AVariable attenuatorTOSHIBA KK·Filed 1997·Granted Feb 16, 1999·27 cites·13 claims
- 2071US6768379B2Amplifier circuitTOSHIBA KK·Filed 2001·Granted Jul 27, 2004·10 cites·18 claims
- 2170US8588118B2Wireless communication device and wireless communication systemSAKAMOTO TAKAFUMI·Filed 2008·Granted Nov 19, 2013·4 cites·19 claims
- 2270US7843709B2Rectifier circuit and radio communication device using the sameTOSHIBA KK·Filed 2007·Granted Nov 30, 2010·7 cites·6 claims
- 2370US7107035B2Frequency converter and radio communication apparatusTOSHIBA KK·Filed 2003·Granted Sep 12, 2006·11 cites·12 claims
- 2470US5418475AInput/output circuit having the input buffer circuit being connected in parallel with two transistors with the same polarityTOSHIBA KK·Filed 1994·Granted May 23, 1995·21 cites·23 claims
- 2568US8339278B2Electronic system with AC-DC convertor controlled by received signal and AC-DC adaptorSAKAMOTO TAKAFUMI·Filed 2009·Granted Dec 25, 2012·2 cites·13 claims
- 2668US6100731AFrequency multiplierTOSHIBA KK·Filed 1998·Granted Aug 8, 2000·26 cites·17 claims
- 2767US8327160B2Remote controller, electrical apparatus and wireless controlling system for controlling the electrical apparatus to turn on at a startup timeSAKAMOTO TAKAFUMI·Filed 2009·Granted Dec 4, 2012·2 cites·15 claims
- 2867US7501892B2Amplifier circuit and communication deviceTOSHIBA KK·Filed 2007·Granted Mar 10, 2009·6 cites·8 claims
- 2966US8060038B2Radio transmitter using Cartesian loopOTAKA SHOJI·Filed 2008·Granted Nov 15, 2011·3 cites·21 claims
- 3066US6148181ARadio apparatus adapted to remove image components from local oscillating signalsTOSHIBA KK·Filed 1999·Granted Nov 14, 2000·35 cites·16 claims
- 3165US9614487B2Wireless communicatoin method and apparatus for reducing reception error by performing automatic gain control (AGC) based on a comparison between the received signal and a reference valueOTAKA SHOJI·Filed 2012·Granted Apr 4, 2017·2 cites·7 claims
- 3264US9515606B2Oscillator and radio communication deviceUMEDA TOSHIYUKI·Filed 2012·Granted Dec 6, 2016·2 cites·20 claims
- 3364US8407470B2Control device and controlled deviceNAKANISHI TOSHIYUKI·Filed 2009·Granted Mar 26, 2013·1 cites·8 claims
- 3464US7590400B2Radio apparatusTOSHIBA KK·Filed 2007·Granted Sep 15, 2009·2 cites·2 claims
- 3564US6885239B2Mobility proportion current generator, and bias generator and amplifier using the sameTOSHIBA KK·Filed 2002·Granted Apr 26, 2005·12 cites·8 claims
- 3663US8508190B2Assembled battery system and assembled battery protection deviceTATEBAYASHI YOSHINAO·Filed 2010·Granted Aug 13, 2013·2 cites·12 claims
- 3763US8175187B2Wireless communication apparatus for suppressing interference while reducing transmission delayKOGAWA TSUYOSHI·Filed 2009·Granted May 8, 2012·2 cites·11 claims
- 3862US9025408B2Semiconductor integrated circuit and information processing apparatusTOSHIBA KK·Filed 2014·Granted May 5, 2015·2 cites·10 claims
- 3961US7911281B2PLL circuit and radio communication apparatusTOSHIBA KK·Filed 2009·Granted Mar 22, 2011·4 cites·11 claims
- 4061US7184738B2Radio apparatusTOSHIBA KK·Filed 2004·Granted Feb 27, 2007·7 cites·6 claims
- 4159US8655295B2Receiving apparatusKOGAWA TSUYOSHI·Filed 2012·Granted Feb 18, 2014·1 cites·4 claims
- 4259US7075345B2Frequency converter having low supply voltageTOSHIBA KK·Filed 2002·Granted Jul 11, 2006·4 cites·15 claims
- 4359US5736840APhase shifter and communication system using the phase shifterTOSHIBA KK·Filed 1996·Granted Apr 7, 1998·15 cites·15 claims
- 4458US7746120B2Voltage to current converterTOSHIBA KK·Filed 2009·Granted Jun 29, 2010·3 cites·13 claims
- 4557US6946895B2Mixer device including an amplifier circuitTOSHIBA KK·Filed 2003·Granted Sep 20, 2005·7 cites·3 claims
- 4656US2009234981A1Receiving apparatus, transmission/reception system and device control methodTOSHIBA KK·Filed 2008·Application pending·0 cites
- 4754US6990326B2Image suppression filter circuitTOSHIBA KK·Filed 2001·Granted Jan 24, 2006·3 cites·20 claims
- 4854US2009199292A1Control device, controlled device, and control methodTOSHIBA KK·Filed 2009·Application pending·0 cites
- 4952US7031684B2Variable gain amplifier deviceTOSHIBA KK·Filed 2001·Granted Apr 18, 2006·3 cites·19 claims
- 5051US9325362B2Rectification circuit and wireless communication apparatus using the sameTOSHIBA KK·Filed 2013·Granted Apr 26, 2016·0 cites·15 claims
Showing the top 50 of 82 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →