Inventor · disambiguated record
Shiro Sakiyama
Also filed as: SAKIYAMA SHIRO
51 granted patents·6 pending applications·919 citations·filing 1989–2014
98Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD28PANASONIC CORP24MATSUMOTO AKINORI2PANASONIC CORORATION1SAKIYAMA SHIRO1
Top patents by PatentIndex Score
57 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
- 0295US6914259B2Multi-chip module, semiconductor chip, and interchip connection test method for multi-chip moduleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jul 5, 2005·93 cites·14 claims
- 0393US6150800APower circuit including inrush current limiter, and integrated circuit including the power circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Nov 21, 2000·82 cites·13 claims
- 0491US8212624B2Reference frequency generation circuit, semiconductor integrated circuit, and electronic deviceTOKUNAGA YUSUKE·Filed 2011·Granted Jul 3, 2012·12 cites·14 claims
- 0586US8947290B2Successive approximation AD converterPANASONIC CORP·Filed 2013·Granted Feb 3, 2015·11 cites·12 claims
- 0686US7777580B2Coupled ring oscillator and method for laying out the samePANASONIC CORP·Filed 2006·Granted Aug 17, 2010·12 cites·20 claims
- 0785US6490715B1Cell library database and design aiding systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Dec 3, 2002·46 cites·22 claims
- 0885US5550544ASignal converter, noise shaper, AD converter and DA converterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Aug 27, 1996·55 cites·13 claims
- 0981US5751142AReference voltage supply circuit and voltage feedback circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted May 12, 1998·76 cites·24 claims
- 1079US6833626B2Multichip module structureMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Dec 21, 2004·23 cites·10 claims
- 1177US6307360B1Switching regulator DC/DC converter, and LSI system provided with switching regulatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Oct 23, 2001·34 cites·9 claims
- 1276US8508269B2Reference frequency generation circuit, semiconductor integrated circuit, and electronic devicePANASONIC CORP·Filed 2012·Granted Aug 13, 2013·4 cites·16 claims
- 1376US6462427B2Semiconductor chip, set of semiconductor chips and multichip moduleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Oct 8, 2002·23 cites·12 claims
- 1475US6873193B2Two-level supply voltage detection circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Mar 29, 2005·18 cites·13 claims
- 1574US8130608B2Coupled ring oscillator and method for initializing the sameMATSUMOTO AKINORI·Filed 2010·Granted Mar 6, 2012·4 cites·26 claims
- 1670US7808295B2Multiphase level shift systemPANASONIC CORP·Filed 2007·Granted Oct 5, 2010·6 cites·14 claims
- 1770US7579870B2Level shifterPANASONIC CORP·Filed 2007·Granted Aug 25, 2009·5 cites·10 claims
- 1870US7388405B2Signal transmission circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Jun 17, 2008·6 cites·8 claims
- 1969US7667448B2Reference voltage generation circuitPANASONIC CORP·Filed 2007·Granted Feb 23, 2010·7 cites·32 claims
- 2069US7498865B2Semiconductor integrated circuit with reduced speed variationsPANASONIC CORP·Filed 2004·Granted Mar 3, 2009·17 cites·5 claims
- 2169US6429633B1Switching regulator and LSI systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Aug 6, 2002·23 cites·23 claims
- 2267US5136662AImage processor for sequential processing of successive regions of an imageMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Aug 4, 1992·40 cites·10 claims
- 2365US9019006B2Reference voltage stabilizer circuit and integrated circuit including the samePANASONIC CORP·Filed 2013·Granted Apr 28, 2015·2 cites·10 claims
- 2464US8040168B2Charge pump circuitPANASONIC CORP·Filed 2005·Granted Oct 18, 2011·7 cites·3 claims
- 2563US6686782B2Power supply voltage detection circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Feb 3, 2004·11 cites·4 claims
- 2662US5278781ADigital signal processing systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jan 11, 1994·38 cites·4 claims
- 2760US6067536ANeural network for voice and pattern recognitionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted May 23, 2000·40 cites·15 claims
- 2858US7495504B2Reference voltage generation circuitPANASONIC CORP·Filed 2005·Granted Feb 24, 2009·4 cites·1 claims
- 2957US7812637B2Level shifterPANASONIC CORORATION·Filed 2009·Granted Oct 12, 2010·3 cites·10 claims
- 3057US5621862AInformation processing apparatus for implementing neural networkMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Apr 15, 1997·18 cites·18 claims
- 3154US6531856B2Power source system for reducing power consumption in an intermittent mode of operationMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Mar 11, 2003·11 cites·23 claims
- 3254US6424184B1Frequency-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
- 3353US7911369B2Pipelined AD converterPANASONIC CORP·Filed 2008·Granted Mar 22, 2011·2 cites·19 claims
- 3453US7257801B2Cell library database and timing verification and withstand voltage verification systems for integrated circuit using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Aug 14, 2007·3 cites·6 claims
- 3553US6646342B2Semiconductor chip and multi-chip moduleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Nov 11, 2003·5 cites·10 claims
- 3652US8013650B2Phase adjustment circuitPANASONIC CORP·Filed 2006·Granted Sep 6, 2011·2 cites·13 claims
- 3752US7936295B2Digital/analog converter circuitPANASONIC CORP·Filed 2007·Granted May 3, 2011·0 cites·23 claims
- 3852US7808307B2Reference current circuit, reference voltage circuit, and startup circuitPANASONIC CORP·Filed 2007·Granted Oct 5, 2010·2 cites·17 claims
- 3950US5452402ANeural network circuit for adaptively controlling the coupling of neuronsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Sep 19, 1995·14 cites·6 claims
- 4047US2007096961A1Signal processing deviceSAKIYAMA SHIRO·Filed 2004·Application pending·0 cites
- 4145US9025309B2Capacitor array and signal processor including the arrayPANASONIC CORP·Filed 2013·Granted May 5, 2015·0 cites·3 claims
- 4245US5383145ADigital filter and digital signal processing systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jan 17, 1995·16 cites·10 claims
- 4344US7876166B2Coupled ring oscillator and method for laying out the samePANASONIC CORP·Filed 2010·Granted Jan 25, 2011·0 cites·10 claims
- 4444US7782112B2Device and method for generating clock signalPANASONIC CORP·Filed 2008·Granted Aug 24, 2010·0 cites·12 claims
- 4543US8912740B2Actuator driverPANASONIC CORP·Filed 2013·Granted Dec 16, 2014·0 cites·17 claims
- 4643US7705645B2Delay locked loop circuitPANASONIC CORP·Filed 2008·Granted Apr 27, 2010·0 cites·8 claims
- 4741US7920002B2Pulse synthesis circuitPANASONIC CORP·Filed 2008·Granted Apr 5, 2011·0 cites·16 claims
- 4840US9077358B2Successive approximation AD converter and noise generatorPANASONIC CORP·Filed 2014·Granted Jul 7, 2015·0 cites·13 claims
- 4940US2006176091A1Delay locked loop circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 5038US2003011247A1Power supply deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Application pending·0 cites
Showing the top 50 of 57 patent records by PatentIndex Score.
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