Inventor · disambiguated record
Shiro Dosho
Also filed as: DOSHO SHIRO
74 granted patents·11 pending applications·841 citations·filing 1993–2014
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD39PANASONIC CORP35DOSHO SHIRO6MATSUMOTO AKINORI1MITANI YOSUKE1
Top patents by PatentIndex Score
85 records- 0197US7030688B2Low-pass filter for a PLL, phase-locked loop and semiconductor integrated circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Apr 18, 2006·97 cites·43 claims
- 0296US7078948B2Low-pass filter, feedback system, and semiconductor integrated circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jul 18, 2006·67 cites·10 claims
- 0391US8212624B2Reference frequency generation circuit, semiconductor integrated circuit, and electronic deviceTOKUNAGA YUSUKE·Filed 2011·Granted Jul 3, 2012·12 cites·14 claims
- 0489US7327182B2Switched capacitor filter and feedback systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Feb 5, 2008·13 cites·3 claims
- 0588US6407642B2Frequency detector and phase-locked loop circuit including the detectorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jun 18, 2002·46 cites·4 claims
- 0686US8890741B2A/D converterPANASONIC CORP·Filed 2013·Granted Nov 18, 2014·10 cites·12 claims
- 0786US7777580B2Coupled ring oscillator and method for laying out the samePANASONIC CORP·Filed 2006·Granted Aug 17, 2010·12 cites·20 claims
- 0886US7298219B2Phase-locked loop circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Nov 20, 2007·17 cites·3 claims
- 0986US6528982B1Jitter detector, phase difference detector and jitter detecting methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Mar 4, 2003·36 cites·3 claims
- 1085US5550544ASignal converter, noise shaper, AD converter and DA converterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Aug 27, 1996·55 cites·13 claims
- 1181US8258990B2Integrator, resonator, and oversampling A/D converterDOSHO SHIRO·Filed 2010·Granted Sep 4, 2012·8 cites·14 claims
- 1281US7254507B2Analog circuit automatic calibration systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Aug 7, 2007·28 cites·10 claims
- 1381US5751142AReference voltage supply circuit and voltage feedback circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted May 12, 1998·76 cites·24 claims
- 1479US8941526B2Time integrator and ΔΣ time-to-digital converterPANASONIC CORP·Filed 2014·Granted Jan 27, 2015·5 cites·23 claims
- 1578US8896477B2Time-to-digital converterPANASONIC CORP·Filed 2014·Granted Nov 25, 2014·6 cites·5 claims
- 1677US8937567B2Delta-sigma modulator, integrator, and wireless communication devicePANASONIC CORP·Filed 2013·Granted Jan 20, 2015·6 cites·5 claims
- 1776US8988269B2Time difference adjustment circuit and time-to-digital converter including the samePANASONIC CORP·Filed 2013·Granted Mar 24, 2015·3 cites·4 claims
- 1876US7773023B2A-to-D converterPANASONIC CORP·Filed 2007·Granted Aug 10, 2010·8 cites·8 claims
- 1976US6995607B2Low-pass filter and feedback systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Feb 7, 2006·22 cites·6 claims
- 2075US9178530B2Delta sigma modulator, as well as receiver device and wireless communication device provided with samePANASONIC CORP·Filed 2013·Granted Nov 3, 2015·5 cites·16 claims
- 2174US8130608B2Coupled ring oscillator and method for initializing the sameMATSUMOTO AKINORI·Filed 2010·Granted Mar 6, 2012·4 cites·26 claims
- 2274US6970521B2Circuit and system for extracting dataMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Nov 29, 2005·19 cites·11 claims
- 2373US7855670B2A-to-D converterPANASONIC CORP·Filed 2010·Granted Dec 21, 2010·4 cites·17 claims
- 2473US6982581B2Duty cycle correction circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jan 3, 2006·18 cites·3 claims
- 2572US6556073B2Transconductor and filter circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Apr 29, 2003·12 cites·5 claims
- 2671US7145379B2Current driver and display deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Dec 5, 2006·11 cites·26 claims
- 2770US7808295B2Multiphase level shift systemPANASONIC CORP·Filed 2007·Granted Oct 5, 2010·6 cites·14 claims
- 2870US7388405B2Signal transmission circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Jun 17, 2008·6 cites·8 claims
- 2968US5835552ATime counting circuit and counter circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Nov 10, 1998·22 cites·8 claims
- 3067US7459964B2Switched capacitor filter and feedback systemPANASONIC CORP·Filed 2004·Granted Dec 2, 2008·14 cites·5 claims
- 3166US7605645B2Transconductor, integrator, and filter circuitPANASONIC CORP·Filed 2006·Granted Oct 20, 2009·5 cites·9 claims
- 3264US8674864B2Integrator and oversampling A/D converter having the sameDOSHO SHIRO·Filed 2012·Granted Mar 18, 2014·1 cites·9 claims
- 3364US8040168B2Charge pump circuitPANASONIC CORP·Filed 2005·Granted Oct 18, 2011·7 cites·3 claims
- 3462US6472932B2Transconductor and filter circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Oct 29, 2002·7 cites·13 claims
- 3561US7477099B2Filter adjustment circuitPANASONIC CORP·Filed 2005·Granted Jan 13, 2009·4 cites·23 claims
- 3661US6603219B2Semiconductor integrated circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 5, 2003·11 cites·6 claims
- 3760US8976054B2Time-to-digital conversion circuit and time-to-digital converter including the samePANASONIC CORP·Filed 2013·Granted Mar 10, 2015·2 cites·8 claims
- 3859US7477094B2Current driving device and display devicePANASONIC CORP·Filed 2004·Granted Jan 13, 2009·6 cites·12 claims
- 3959US6970313B1Write compensation circuit and signal interpolation circuit of recording deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Nov 29, 2005·7 cites·3 claims
- 4059US5933055AOperational amplifier operable with high performance even at a low voltageMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Aug 3, 1999·18 cites·12 claims
- 4158US6121826AComb filter and method for controlling the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Sep 19, 2000·22 cites·11 claims
- 4255US7523154B2Write compensation circuit and signal interpolation circuit of recording devicePANASONIC CORP·Filed 2005·Granted Apr 21, 2009·0 cites·5 claims
- 4355US7009426B2Data transmission/reception systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Mar 7, 2006·5 cites·8 claims
- 4454US7649528B2Display device comprising display driver having display driving section formed between transistors providing electric current theretoPANASONIC CORP·Filed 2006·Granted Jan 19, 2010·0 cites·7 claims
- 4554US6424184B1Frequency-voltage conversion circuit, delay amount judgement circuit, system having frequency-voltage conversion circuit, method of adjusting input/output characteristics of frequency-voltage conversion circuit, and apparatus for automatically adjusting inputMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Jul 23, 2002·29 cites·39 claims
- 4653US8823567B2Resonator, delta-sigma modulator, and wireless communication deviceMITANI YOSUKE·Filed 2012·Granted Sep 2, 2014·2 cites·10 claims
- 4753US8604956B2Resonator and oversampling A/D converterDOSHO SHIRO·Filed 2011·Granted Dec 10, 2013·1 cites·16 claims
- 4853US7911369B2Pipelined AD converterPANASONIC CORP·Filed 2008·Granted Mar 22, 2011·2 cites·19 claims
- 4952US8466820B2Oversampling A/D converterDOSHO SHIRO·Filed 2011·Granted Jun 18, 2013·1 cites·9 claims
- 5052US8013650B2Phase adjustment circuitPANASONIC CORP·Filed 2006·Granted Sep 6, 2011·2 cites·13 claims
Showing the top 50 of 85 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →