Inventor · disambiguated record
Takaaki Yamada
Also filed as: YAMADA TAKAAKI
56 granted patents·17 pending applications·1,087 citations·filing 1974–2024
98Inventor score
Files withOMRON TATEISI ELECTRONICS CO21SONY CORP21HITACHI LTD4MURATA MANUFACTURING CO4SONY OLYMPUS MEDICAL SOLUTIONS INC4
Top patents by PatentIndex Score
73 records- 0194US5726505ADevice to prevent reverse current flow, rectifier device and solar generator systemOMRON TATEISI ELECTRONICS CO·Filed 1996·Granted Mar 10, 1998·273 cites·17 claims
- 0291US5057759ADiscrete-time AC motor control apparatusOMRON TATEISI ELECTRONICS CO·Filed 1990·Granted Oct 15, 1991·67 cites·4 claims
- 0390US5233316ADigital voltage controlled oscillator having a ring oscillator with selectable output tapsSONY CORP·Filed 1992·Granted Aug 3, 1993·75 cites·3 claims
- 0488US4001762AThin film resistorSONY CORP·Filed 1975·Granted Jan 4, 1977·37 cites·11 claims
- 0587US4054849ASignal compression/expansion apparatusSONY CORP·Filed 1976·Granted Oct 18, 1977·26 cites·27 claims
- 0686US7489507B2Electronic deviceSONY CORP·Filed 2004·Granted Feb 10, 2009·33 cites·8 claims
- 0783US8081438B2Electronic deviceKARASHIMA TORU·Filed 2008·Granted Dec 20, 2011·10 cites·11 claims
- 0882US5211563AComputer assisted learning support system and processing method thereforHITACHI LTD·Filed 1992·Granted May 18, 1993·84 cites·13 claims
- 0981US3999210AFET having a linear impedance characteristic over a wide range of frequencySONY CORP·Filed 1974·Granted Dec 21, 1976·24 cites·5 claims
- 1080US7626411B2Semiconductor device, semiconductor integrated circuit and bump resistance measurement methodSONY CORP·Filed 2007·Granted Dec 1, 2009·9 cites·10 claims
- 1180US2025037152A1Agents for modulating the expression of heat shock proteins and related methodsMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 1279US4533903AAnalog-to-digital converterSONY CORP·Filed 1982·Granted Aug 6, 1985·27 cites·15 claims
- 1377US8081439B2Electronic deviceKARASHIMA TORU·Filed 2008·Granted Dec 20, 2011·6 cites·13 claims
- 1477US7675143B2Semiconductor element, semiconductor device and mounting boardSONY CORP·Filed 2007·Granted Mar 9, 2010·9 cites·14 claims
- 1577US7324877B2Temperature control method and apparatusOMRON TATEISI ELECTRONICS CO·Filed 2005·Granted Jan 29, 2008·7 cites·14 claims
- 1677US4141023AField effect transistor having a linear attenuation characteristic and an improved distortion factor with multiple gate drain contactsSONY CORP·Filed 1977·Granted Feb 20, 1979·21 cites·6 claims
- 1775US10442139B2Seal bar and heat sealing apparatusOMRON TATEISI ELECTRONICS CO·Filed 2017·Granted Oct 15, 2019·1 cites·17 claims
- 1875US6208935B1Map application systemHITACHI LTD·Filed 1999·Granted Mar 27, 2001·78 cites·14 claims
- 1975US6084539ADigital to analog converterSONY CORP·Filed 1998·Granted Jul 4, 2000·37 cites·16 claims
- 2074US7218999B2Target value processing unit, temperature controller, control process implementing system, process controlling method, target value processing program, and recording mediumOMRON TATEISI ELECTRONICS CO·Filed 2005·Granted May 15, 2007·8 cites·18 claims
- 2174US5404168AMethod and apparatus for encoding an image signal using a multi-stage quantizing number determinerSONY CORP·Filed 1993·Granted Apr 4, 1995·35 cites·20 claims
- 2272US7536230B2Control method, temperature control method, adjustment method, temperature controller, program, recording medium and heat treatment deviceOMRON TATEISI ELECTRONICS CO·Filed 2006·Granted May 19, 2009·4 cites·48 claims
- 2372US6169469B1RelayOMRON TATEISI ELECTRONICS CO·Filed 1997·Granted Jan 2, 2001·25 cites·32 claims
- 2472US5623224ACommunication circuit with voltage drop circuit and low voltage drive circuitSONY CORP·Filed 1995·Granted Apr 22, 1997·51 cites·10 claims
- 2570US5347310AApparatus for compression encoding video signalsSONY CORP·Filed 1992·Granted Sep 13, 1994·29 cites·18 claims
- 2668US9869979B2Computation unit, output control method, and programSHIMAMURA JUNJI·Filed 2011·Granted Jan 16, 2018·2 cites·14 claims
- 2767US2021244780A1Agents for modulating the expression of heat shock proteins and related methodsMURATA MANUFACTURING CO·Filed 2021·Application pending·0 cites
- 2864US4157557AControl circuit for signal transmissionSONY CORP·Filed 1977·Granted Jun 5, 1979·13 cites·3 claims
- 2960US11318653B2Temperature control device, temperature control method, and non-transitory computer-readable storage mediumOMRON TATEISI ELECTRONICS CO·Filed 2018·Granted May 3, 2022·0 cites·10 claims
- 3060US2022202696A1Agent for promoting collagen production, medicament, cosmetic, and method for manufacturing agent for promoting collagen productionMURATA MANUFACTURING CO·Filed 2022·Application pending·0 cites
- 3159US8901870B2Synchronous control apparatusYAMADA TAKAAKI·Filed 2012·Granted Dec 2, 2014·1 cites·12 claims
- 3259US2023017369A1Composite fiberMURATA MANUFACTURING CO·Filed 2022·Application pending·0 cites
- 3358US12312503B2Hot melt adhesive sheetNITTO SHINKO CORP·Filed 2020·Granted May 27, 2025·0 cites·4 claims
- 3458US11867569B2Temperature abnormality detection system, temperature abnormality detection method, and computer-readable recording mediumOMRON TATEISI ELECTRONICS CO·Filed 2021·Granted Jan 9, 2024·0 cites·11 claims
- 3558US10408104B2Catalyst apparatus for internal combustion engineNGK SPARK PLUG CO·Filed 2018·Granted Sep 10, 2019·0 cites·9 claims
- 3658US4592078AUp/down counter control circuitSONY CORP·Filed 1983·Granted May 27, 1986·10 cites·8 claims
- 3756US8285998B2Dynamic image content tamper detecting device and systemECHIZEN ISAO·Filed 2007·Granted Oct 9, 2012·2 cites·11 claims
- 3856US7117124B2Trouble detection method, trouble detection apparatus, and temperature controllerOMRON TATEISI ELECTRONICS CO·Filed 2003·Granted Oct 3, 2006·5 cites·10 claims
- 3955US11143621B2Eddy current flaw detection deviceHITACHI ZOSEN CORP·Filed 2018·Granted Oct 12, 2021·0 cites·5 claims
- 4055US9154802B2Emergable watermark superimposing method, emergable watermark superimposing apparatus, and emergable watermark superimposing systemTANAKA YOSHIYASU·Filed 2011·Granted Oct 6, 2015·1 cites·10 claims
- 4155US7923666B2Phase control method and phase control deviceOMRON TATEISI ELECTRONICS CO·Filed 2008·Granted Apr 12, 2011·1 cites·4 claims
- 4255US4451794APhase comparatorSONY CORP·Filed 1982·Granted May 29, 1984·12 cites·14 claims
- 4351US4521744ATuning apparatus of phase-locked loop typeSONY CORP·Filed 1982·Granted Jun 4, 1985·10 cites·4 claims
- 4451US4392253APhase locked loop circuitSONY CORP·Filed 1980·Granted Jul 5, 1983·10 cites·12 claims
- 4551US2020223116A1Resin temperature detecting device for injection molding machineOMRON TATEISI ELECTRONICS CO·Filed 2018·Application pending·0 cites
- 4650US5023615ALarge scale integrated circuit for converting pulse code modulated data to an analog signalSONY CORP·Filed 1990·Granted Jun 11, 1991·13 cites·4 claims
- 4749US12298190B2Temperature threshold determining device, temperature abnormality determining system, temperature threshold determining methodOMRON TATEISI ELECTRONICS CO·Filed 2021·Granted May 13, 2025·0 cites·10 claims
- 4849US11812522B2Heating device and method for detecting failure of heating deviceOMRON TATEISI ELECTRONICS CO·Filed 2019·Granted Nov 7, 2023·0 cites·8 claims
- 4949US11415549B2Eddy current flaw detection deviceHITACHI ZOSEN CORP·Filed 2018·Granted Aug 16, 2022·0 cites·6 claims
- 5048US11026560B2Medical display control apparatus and display control methodSONY OLYMPUS MEDICAL SOLUTIONS INC·Filed 2019·Granted Jun 8, 2021·0 cites·16 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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