Inventor · disambiguated record
Yasuhiko Takahashi
Also filed as: TAKAHASHI YASUHIKO
55 granted patents·6 pending applications·810 citations·filing 1987–2021
99Inventor score
Files withNIPPON STEEL CORP11RENESAS TECH CORP10SUMITOMO CHEMICAL CO9FUJITSU LTD8RENESAS ELECTRONICS CORP7
Top patents by PatentIndex Score
61 records- 0197US7981738B2Semiconductor memory device and a method of manufacturing the sameRENESAS ELECTRONICS CORP·Filed 2010·Granted Jul 19, 2011·27 cites·8 claims
- 0295US7829952B2Semiconductor memory device and a method of manufacturing the sameRENESAS ELECTRONICS CORP·Filed 2009·Granted Nov 9, 2010·26 cites·16 claims
- 0393US7239470B2Heater control method and storage apparatusFUJITSU LTD·Filed 2005·Granted Jul 3, 2007·15 cites·22 claims
- 0493US7091598B2Electronic circuit deviceRENESAS TECH CORP·Filed 2001·Granted Aug 15, 2006·77 cites·13 claims
- 0593US6788616B2Semiconductor memory deviceHITACHI LTD·Filed 2003·Granted Sep 7, 2004·58 cites·14 claims
- 0692US7038486B2Semiconductor integrated circuit deviceRENESAS TECH CORP·Filed 2004·Granted May 2, 2006·80 cites·16 claims
- 0788US8375239B2Clock control signal generation circuit, clock selector, and data processing deviceRENESAS ELECTRONICS CORP·Filed 2011·Granted Feb 12, 2013·14 cites·11 claims
- 0884US8866539B2Semiconductor device having voltage generation circuitRENESAS ELECTRONICS CORP·Filed 2013·Granted Oct 21, 2014·5 cites·20 claims
- 0984US7312944B2Heater control method and storage apparatusFUJITSU LTD·Filed 2007·Granted Dec 25, 2007·5 cites·11 claims
- 1083US7598133B2Semiconductor memory device and a method of manufacturing the sameRENESAS TECH CORP·Filed 2007·Granted Oct 6, 2009·9 cites·22 claims
- 1183US6037824ASignal input circuitNIPPON STEEL CORP·Filed 1997·Granted Mar 14, 2000·44 cites·10 claims
- 1282US7323901B2Semiconductor integrated circuit deviceRENESAS TECH CORP·Filed 2006·Granted Jan 29, 2008·11 cites·6 claims
- 1382US7323771B2Electronic circuit deviceRENESAS TECH CORP·Filed 2006·Granted Jan 29, 2008·10 cites·7 claims
- 1482US7310279B2Semiconductor memory device and semiconductor integrated circuitRENESAS TECH CORP·Filed 2006·Granted Dec 18, 2007·7 cites·9 claims
- 1582US6346843B2Clock signal generating circuit using variable delay circuitNIPPON STEEL CORP·Filed 2001·Granted Feb 12, 2002·23 cites·7 claims
- 1680US7606003B2Electrical device for interconnecting magnetic head and driving circuit which uses adjusted length wires of opposite polarity to reduce crosstalk and storage apparatus including sameFUJITSU LTD·Filed 2006·Granted Oct 20, 2009·4 cites·8 claims
- 1780US6265869B1Method of detecting thermal asperity of magnetic storage device and circuit thereofFUJITSU LTD·Filed 1998·Granted Jul 24, 2001·32 cites·16 claims
- 1878US4918977ALiquid leakage detector lineTATSUTA DENSEN KK·Filed 1987·Granted Apr 24, 1990·39 cites·18 claims
- 1976US6577181B2Clock signal generating circuit using variable delay circuitUNITED MICROELECTONICS CORP·Filed 2002·Granted Jun 10, 2003·15 cites·7 claims
- 2076US6265903B1Clock signal generating circuit using variable delay circuitNIPPON STEEL CORP·Filed 1999·Granted Jul 24, 2001·26 cites·19 claims
- 2176US5990714AClock signal generating circuit using variable delay circuitUNITED MICROELECTRONICS CORP·Filed 1997·Granted Nov 23, 1999·50 cites·10 claims
- 2274US6606277B2Semiconductor memory deviceHITACHI LTD·Filed 2001·Granted Aug 12, 2003·18 cites·20 claims
- 2373US6507447B1Magnetic information storage device having a high-sensitivity magnetic sensor and a signal processing circuit processing an output of the high-sensitivity magnetic sensorFUJITSU LTD·Filed 2000·Granted Jan 14, 2003·9 cites·18 claims
- 2469US5278671AImage processing apparatus with correction of diffusion errors of overlapping dotsNIPPON STEEL CORP·Filed 1991·Granted Jan 11, 1994·33 cites·7 claims
- 2568US7371687B2Electronic circuit deviceRENESAS TECH CORP·Filed 2006·Granted May 13, 2008·3 cites·7 claims
- 2667US7371541B2G proteins, polynucleotide encoding the same and utilization thereofSUMITOMO CHEMICAL CO·Filed 2003·Granted May 13, 2008·2 cites·19 claims
- 2765US7006314B2Magnetic head driver circuit and magnetic storage deviceFUJITSU LTD·Filed 2002·Granted Feb 28, 2006·5 cites·6 claims
- 2863US10223304B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2014·Granted Mar 5, 2019·1 cites·18 claims
- 2962US6947239B2Magnetic storage device equipped with write driver circuit capable of performing impedance matching by a simple circuitFUJITSU LTD·Filed 2003·Granted Sep 20, 2005·4 cites·7 claims
- 3062US6683736B2Method detecting a fault of a magnetic recording head, and a magnetic recording deviceFUJITSU LTD·Filed 2000·Granted Jan 27, 2004·4 cites·12 claims
- 3162US6114872ADifferential input circuitNIPPON STEEL CORP·Filed 1998·Granted Sep 5, 2000·17 cites·23 claims
- 3262US5519649AMicro-processor having rapid condition comparison functionNIPPON STEEL CORP·Filed 1994·Granted May 21, 1996·36 cites·6 claims
- 3361US7852584B2Head IC, read circuit, and media storage deviceTOSHIBA STORAGE DEVICE CORP·Filed 2007·Granted Dec 14, 2010·1 cites·23 claims
- 3461US6506295B1Cathodic protection method and device for metal structureJONAN CO LTD·Filed 1999·Granted Jan 14, 2003·20 cites·20 claims
- 3560US7893203B2Protein involved in G protein-coupled receptor mediated signal transduction with ability to mediate signal transduction from a dopamine D1 receptor or an adenosine A2A receptor to an adenylate cyclase and utilization thereofSUMITOMO CHEMICAL CO·Filed 2008·Granted Feb 22, 2011·0 cites·5 claims
- 3658US6470466B1Integration type input circuit and method of testing itUNITED MICROELECTRONICS CORP·Filed 2000·Granted Oct 22, 2002·5 cites·15 claims
- 3758US2023331793A1Mutant insect olfactory receptor proteinSUMITOMO CHEMICAL CO·Filed 2021·Application pending·0 cites
- 3858US2024085400A1Method for testing possibility of having contracted prostate cancerSUMITOMO CHEMICAL CO·Filed 2021·Application pending·0 cites
- 3957US9436195B2Semiconductor device having voltage generation circuitRENESAS ELECTRONICS CORP·Filed 2014·Granted Sep 6, 2016·0 cites·35 claims
- 4057US2023266301A1Nitro compound detection elementSUMITOMO CHEMICAL CO·Filed 2021·Application pending·0 cites
- 4156US7110283B2Semiconductor memory device and semiconductor integrated circuitRENESAS TECH CORP·Filed 2003·Granted Sep 19, 2006·5 cites·8 claims
- 4255US10152078B2Semiconductor device having voltage generation circuitRENESAS ELECTRONICS CORP·Filed 2016·Granted Dec 11, 2018·0 cites·10 claims
- 4355US6785853B2Integration type input circuit and method of testing itUNITED MICROELECTRONICS CORP·Filed 2002·Granted Aug 31, 2004·4 cites·21 claims
- 4453US5383033AImage processor for an improved tone level expressionNIPPON STEEL CORP·Filed 1992·Granted Jan 17, 1995·13 cites·13 claims
- 4553US2009042789A1Method for Improving Symptom of Mood DisorderSUMITOMO CHEMICAL CO·Filed 2006·Application pending·0 cites
- 4652US7460392B2Semiconductor memory device and semiconductor integrated circuitRENESAS TECH CORP·Filed 2007·Granted Dec 2, 2008·0 cites·6 claims
- 4751US7279754B2Semiconductor memory device and a method of manufacturing the sameRENESAS TECH CORP·Filed 2003·Granted Oct 9, 2007·4 cites·9 claims
- 4851US2011129848A1Antibody Recognizing G Protein, and Agent and Kit Using the SameSUMITOMO CHEMICAL CO·Filed 2011·Application pending·0 cites
- 4950US8193146B2Method of ameliorating symptom caused by mood disturbanceTAKAHASHI YASUHIKO·Filed 2006·Granted Jun 5, 2012·0 cites·2 claims
- 5049US8309253B2Titanium oxide, method for manufacturing the same, and lithium secondary battery using the same as active materialAKIMOTO JUNJI·Filed 2008·Granted Nov 13, 2012·0 cites·11 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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