Inventor · disambiguated record
Takamoto Watanabe
Also filed as: WATANABE TAKAMOTO
84 granted patents·1 pending application·1,865 citations·filing 1990–2022
99Inventor score
Top patents by PatentIndex Score
85 records- 0198US5465076AProgrammable delay line programmable delay circuit and digital controlled oscillatorNIPPON DENSO CO·Filed 1993·Granted Nov 7, 1995·156 cites·17 claims
- 0296US5396247AAnalog-to-digital conversion circuit having a pulse circulating portionNIPPON DENSO CO·Filed 1993·Granted Mar 7, 1995·133 cites·21 claims
- 0395US7671313B2Image sensor and control method of the image sensorDENSO CORP·Filed 2006·Granted Mar 2, 2010·28 cites·10 claims
- 0492US5541506ARotational position detector having initial setting functionNIPPON DENSO CO·Filed 1993·Granted Jul 30, 1996·64 cites·17 claims
- 0591US5416444ARing oscillator and pulse phase difference encoding circuitNIPPON DENSO CO·Filed 1994·Granted May 16, 1995·55 cites·10 claims
- 0690US5134371AMagnetic detection device using an oscillator whose detection element is a magnetoresitance effective elementNIPPON DENSO CO·Filed 1990·Granted Jul 28, 1992·72 cites·38 claims
- 0790US5128624APulse phase difference encoding circuitNIPPON SOKEN·Filed 1991·Granted Jul 7, 1992·79 cites·8 claims
- 0889US5359287AMagnetic detecting circuit having magnetoresistance effective elements oriented in at least two different directionsNIPPON DENSO CO·Filed 1993·Granted Oct 25, 1994·53 cites·19 claims
- 0988US7330144B2Analog-to-digital conversion method and analog to digital converterDENSO CORP·Filed 2006·Granted Feb 12, 2008·22 cites·25 claims
- 1088US7268719B2Analogue to digital conversion device operable on different sampling clocksDENSO CORP·Filed 2006·Granted Sep 11, 2007·19 cites·7 claims
- 1188US6771202B2Analog-to-digital conversion method and deviceDENSO CORP·Filed 2003·Granted Aug 3, 2004·38 cites·43 claims
- 1287US6850178B2Analog-to-digital conversion method and deviceDENSO CORP·Filed 2002·Granted Feb 1, 2005·38 cites·34 claims
- 1386US5331294AOscillation circuit including a ring oscillator having a changeable number of inverter circuitsNIPPON DENSO CO·Filed 1992·Granted Jul 19, 1994·52 cites·11 claims
- 1485US9667262B2Digital control oscillator circuitDENSO CORP·Filed 2016·Granted May 30, 2017·4 cites·5 claims
- 1585US5477196APulse generatorNIPPON DENSO CO·Filed 1994·Granted Dec 19, 1995·43 cites·17 claims
- 1684US7248197B2A/D converter that is implemented using only digital circuit components and digital signal processingDENSO CORP·Filed 2006·Granted Jul 24, 2007·15 cites·14 claims
- 1784US6466151B2A/D converterDENSO CORP·Filed 2001·Granted Oct 15, 2002·34 cites·7 claims
- 1884US5517155APhase locked loop having digitally controlled oscillator and pulse signal generatorNIPPON DENSO CO·Filed 1995·Granted May 14, 1996·61 cites·11 claims
- 1982US8412032B2A/D conversion circuit, signal processing circuit, and shake detection deviceHARADA YASUNARI·Filed 2011·Granted Apr 2, 2013·5 cites·10 claims
- 2082US5812427APhysical quantity detecting apparatusNIPPON DENSO CO·Filed 1996·Granted Sep 22, 1998·50 cites·24 claims
- 2182US5587343ASemiconductor sensor methodNIPPON DENSO CO·Filed 1995·Granted Dec 24, 1996·52 cites·29 claims
- 2280US7755530B2Analog to digital converter with a series of delay unitsDENSO CORP·Filed 2008·Granted Jul 13, 2010·12 cites·19 claims
- 2380US5541437AAcceleration sensor using MIS-like transistorsNIPPON DENSO CO·Filed 1995·Granted Jul 30, 1996·45 cites·19 claims
- 2479US6940443B2Analog to digital converter with a pulse delay circuitDENSO CORP·Filed 2004·Granted Sep 6, 2005·26 cites·21 claims
- 2579US5568071APulse phase difference encoding circuitNIPPON SOKEN·Filed 1995·Granted Oct 22, 1996·49 cites·65 claims
- 2678US6587187B2Time measuring system and related distance measuring systemDENSO CORP·Filed 2002·Granted Jul 1, 2003·40 cites·36 claims
- 2778US5420546AVariable frequency oscillator having an output frequency that is controllableNIPPON DENSO CO·Filed 1994·Granted May 30, 1995·37 cites·2 claims
- 2877US5528200ARing oscillator and pulse phase difference encoding circuitNIPPON DENSO CO·Filed 1995·Granted Jun 18, 1996·28 cites·5 claims
- 2975US6879278B2A/D conversion method and apparatusDENSO CORP·Filed 2004·Granted Apr 12, 2005·28 cites·16 claims
- 3075US5289135APulse phase difference encoding circuitNIPPON SOKEN·Filed 1992·Granted Feb 22, 1994·31 cites·14 claims
- 3174US6891491B2Method and apparatus for correction of A/D converted output dataDENSO CORP·Filed 2004·Granted May 10, 2005·20 cites·20 claims
- 3274US6307496B1Sensing apparatus including an A/D conversion circuit for detecting a physical quantityDENSO CORP·Filed 1999·Granted Oct 23, 2001·36 cites·19 claims
- 3373US6771103B2Time measurement apparatus, distance measurement apparatus, and clock signal generating apparatus usable thereinDENSO CORP·Filed 2002·Granted Aug 3, 2004·36 cites·12 claims
- 3472US7450049B2Digitization apparatusDENSO CORP·Filed 2007·Granted Nov 11, 2008·8 cites·15 claims
- 3572US7355544B2TAD A/D converter in which pulse delay circuit is initialized prior to each conversion operation for deriving an output digital valueDENSO CORP·Filed 2006·Granted Apr 8, 2008·8 cites·18 claims
- 3672US7068744B2Synchronous detection method and device, and sensor signal detectorDENSO CORP·Filed 2002·Granted Jun 27, 2006·25 cites·12 claims
- 3771US10840938B2A/D conversion circuit with shifted encode valuesDENSO CORP·Filed 2019·Granted Nov 17, 2020·2 cites·9 claims
- 3871US6509861B2Method and apparatus for providing a moving filterDENSO CORP·Filed 2001·Granted Jan 21, 2003·17 cites·15 claims
- 3968US5818797ATime measuring deviceDENSO CORP·Filed 1997·Granted Oct 6, 1998·37 cites·17 claims
- 4067US7292175B2Method of testing A/D converter circuit and A/D converter circuitDENSO CORP·Filed 2006·Granted Nov 6, 2007·6 cites·7 claims
- 4167US6757054B2Time measurement apparatus, distance measurement apparatus, and clock signal generating apparatus usable thereinDENSO CORP·Filed 2003·Granted Jun 29, 2004·20 cites·9 claims
- 4267US6653964B2Filtering method and A/D conversion apparatus having filtering functionDENSO CORP·Filed 2002·Granted Nov 25, 2003·15 cites·10 claims
- 4367US6082196APhysical quantity detecting deviceDENSO CORP·Filed 1997·Granted Jul 4, 2000·26 cites·10 claims
- 4467US5525939ARecirculating delay line digital pulse generator having high control proportionalityNIPPON DENSO CO·Filed 1995·Granted Jun 11, 1996·23 cites·16 claims
- 4566US7932848B2Pulse delay circuit and A/D converter including sameDENSO CORP·Filed 2009·Granted Apr 26, 2011·5 cites·10 claims
- 4666US7366619B2Signal-processing unit for fluxgate magnetometersDENSO CORP·Filed 2006·Granted Apr 29, 2008·5 cites·6 claims
- 4766US5534809APulse phase difference encoding circuitNIPPON DENSO CO·Filed 1994·Granted Jul 9, 1996·25 cites·26 claims
- 4865US7839725B2Quadrature detection method, quadrature detection device and radio wave timepieceDENSO CORP·Filed 2006·Granted Nov 23, 2010·3 cites·15 claims
- 4964US7525878B2Time measuring circuit with pulse delay circuitDENSO CORP·Filed 2007·Granted Apr 28, 2009·2 cites·10 claims
- 5064US5789985AFrequency multiplying device and digitally-controlled oscillatorNIPPON DENSO CO·Filed 1996·Granted Aug 4, 1998·24 cites·21 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 →