Inventor · disambiguated record
Hideki Arakawa
Also filed as: ARAKAWA HIDEKI
58 granted patents·1,720 citations·filing 1980–2015
99Inventor score
Top patents by PatentIndex Score
58 records- 0195US4703196AHigh voltage precharging circuitFUJITSU LTD·Filed 1985·Granted Oct 27, 1987·107 cites·12 claims
- 0294US7274602B2Storage device and control method thereforSPANSION LLC·Filed 2006·Granted Sep 25, 2007·34 cites·19 claims
- 0393US5590073ARandom access memory having flash memorySONY CORP·Filed 1994·Granted Dec 31, 1996·162 cites·24 claims
- 0491US8599614B2Programming method for NAND flash memory device to reduce electrons in channelsMIIDA TAKASHI·Filed 2009·Granted Dec 3, 2013·28 cites·14 claims
- 0591US5489870AVoltage booster circuitSONY CORP·Filed 1994·Granted Feb 6, 1996·78 cites·6 claims
- 0689US7096406B2Memory controller for multilevel cell memorySPANSION LLC·Filed 2002·Granted Aug 22, 2006·60 cites·19 claims
- 0789US5396459ASingle transistor flash electrically programmable memory cell in which a negative voltage is applied to the nonselected word lineSONY CORP·Filed 1993·Granted Mar 7, 1995·70 cites·17 claims
- 0889US5189641ANon-volatile random access memory deviceFUJITSU LTD·Filed 1990·Granted Feb 23, 1993·74 cites·4 claims
- 0989US4298629AMethod for forming a nitride insulating film on a silicon semiconductor substrate surface by direct nitridationFUJITSU LTD·Filed 1980·Granted Nov 3, 1981·76 cites·30 claims
- 1088US6208200B1Level shift circuit with low voltage operationSONY CORP·Filed 1998·Granted Mar 27, 2001·88 cites·23 claims
- 1187US5883501APower supply circuitSONY CORP·Filed 1997·Granted Mar 16, 1999·82 cites·6 claims
- 1287US4800533ASemiconductor nonvolatile memory deviceFUJITSU LTD·Filed 1987·Granted Jan 24, 1989·53 cites·8 claims
- 1386US7151293B1SONOS memory with inversion bit-linesSPANSION LLC·Filed 2004·Granted Dec 19, 2006·31 cites·20 claims
- 1486US4703456ANon-volatile random access memory cellFUJITSU LTD·Filed 1986·Granted Oct 27, 1987·51 cites·6 claims
- 1586US4677590ANonvolatile semiconductor memory circuit including dummy sense amplifiersFUJITSU LTD·Filed 1986·Granted Jun 30, 1987·51 cites·7 claims
- 1685US5051958ANonvolatile static memory device utilizing separate power suppliesFUJITSU LTD·Filed 1990·Granted Sep 24, 1991·61 cites·6 claims
- 1784US9064580B2Nonvolatile semiconductor memory device and write-in method thereofSENOO MAKOTO·Filed 2012·Granted Jun 23, 2015·11 cites·17 claims
- 1884US5039882AAddress decoder circuit for non-volatile memorySONY CORP·Filed 1989·Granted Aug 13, 1991·38 cites·5 claims
- 1984US4601020ASemiconductor memory deviceFUJITSU LTD·Filed 1983·Granted Jul 15, 1986·37 cites·9 claims
- 2081US4799194ASemiconductor random access nonvolatile memory device with restore and control circuitsFUJITSU LTD·Filed 1987·Granted Jan 17, 1989·40 cites·9 claims
- 2180US9502969B2Negative reference voltage generating circuitPOWERCHIP TECH CORP·Filed 2015·Granted Nov 22, 2016·4 cites·16 claims
- 2280US7362620B2Semiconductor device and method of controlling the sameSPANSION LLC·Filed 2006·Granted Apr 22, 2008·12 cites·26 claims
- 2380US4878203ASemiconductor non-volatile memory with cut-off circuit when leakage occursFUJITSU LTD·Filed 1988·Granted Oct 31, 1989·38 cites·11 claims
- 2478US7903470B2Integrated circuits and discharge circuitsPOWERCHIP SEMICONDUCTOR CORP·Filed 2008·Granted Mar 8, 2011·13 cites·23 claims
- 2578US4503519ASemiconductor non-volatile memory element of an electrically erasable typeFUJITSU LTD·Filed 1982·Granted Mar 5, 1985·29 cites·6 claims
- 2677US4584494ASemiconductor timerFUJITSU LTD·Filed 1983·Granted Apr 22, 1986·21 cites·14 claims
- 2777US4355375ASemiconductor memory deviceFUJITSU LTD·Filed 1981·Granted Oct 19, 1982·28 cites·5 claims
- 2876US9537398B2Voltage generating circuit and regulator circuit for precisely control predetermined high voltagePOWERCHIP TECH CORP·Filed 2015·Granted Jan 3, 2017·5 cites·9 claims
- 2976US4630238ASemiconductor memory deviceFUJITSU LTD·Filed 1984·Granted Dec 16, 1986·23 cites·25 claims
- 3075US7372743B2Controlling a nonvolatile storage deviceSPANSION LLC·Filed 2006·Granted May 13, 2008·10 cites·27 claims
- 3174US5198997AUltraviolet erasable nonvolatile memory with current mirror circuit type sense amplifierSONY CORP·Filed 1992·Granted Mar 30, 1993·34 cites·3 claims
- 3273US7501677B2SONOS memory with inversion bit-linesSPANSION LLC·Filed 2006·Granted Mar 10, 2009·4 cites·15 claims
- 3373US5388078ASemiconductor memory device having current to voltage conversion type amplifierSONY CORP·Filed 1991·Granted Feb 7, 1995·33 cites·11 claims
- 3472US9076546B2Nonvolatile semiconductor storage device and control method thereofPOWERCHIP TECHNOLOGY CORP·Filed 2014·Granted Jul 7, 2015·5 cites·22 claims
- 3570US5136541AProgrammable read only memory using stacked-gate cell erasable by hole injectionSONY CORP·Filed 1988·Granted Aug 4, 1992·24 cites·6 claims
- 3670US5099143ADual voltage supply circuit with multiplier-controlled transistorSONY CORP·Filed 1991·Granted Mar 24, 1992·23 cites·3 claims
- 3769US9397562B1Negative reference voltage generating circuit and system thereofPOWERCHIP TECHNOLOGY CORP·Filed 2015·Granted Jul 19, 2016·2 cites·14 claims
- 3868US4402064ANonvolatile memoryFUJITSU LTD·Filed 1981·Granted Aug 30, 1983·17 cites·11 claims
- 3965US4368524ASemiconductor deviceFUJITSU LTD·Filed 1980·Granted Jan 11, 1983·26 cites·8 claims
- 4064US9214242B2Programming method for NAND flash memory device to reduce electrons in channelsPowerchip Corp·Filed 2013·Granted Dec 15, 2015·3 cites·34 claims
- 4163US7881142B2Storage device and control method thereofSPANSION LLC·Filed 2006·Granted Feb 1, 2011·5 cites·37 claims
- 4262US7321511B2Semiconductor device and method for controlling operation thereofSPANSION LLC·Filed 2005·Granted Jan 22, 2008·2 cites·20 claims
- 4360US7778087B2Memory programming method and data access methodPOWERCHIP SEMICONDUCTOR CORP·Filed 2008·Granted Aug 17, 2010·4 cites·16 claims
- 4458US4817055ASemiconductor memory circuit including bias voltage generatorFUJITSU LTD·Filed 1986·Granted Mar 28, 1989·16 cites·11 claims
- 4556US5029132ARandom access memory device having parallel non-volatile memory cellsFUJITSU LTD·Filed 1990·Granted Jul 2, 1991·17 cites·9 claims
- 4654US4644182ADelay circuit having delay time period determined by discharging operationFUJITSU LTD·Filed 1985·Granted Feb 17, 1987·14 cites·5 claims
- 4751US7385844B2Semiconductor device and method of controlling the sameSPANSION LLC·Filed 2006·Granted Jun 10, 2008·2 cites·28 claims
- 4850US5459694ANonvolatile storage apparatus with folded bit line structureSONY CORP·Filed 1994·Granted Oct 17, 1995·12 cites·7 claims
- 4949US4636658AVoltage detecting deviceFUJITSU LTD·Filed 1985·Granted Jan 13, 1987·11 cites·7 claims
- 5047US4744058ASemiconductor programmable memory device and method of writing a predetermined pattern to sameFUJITSU LTD·Filed 1986·Granted May 10, 1988·9 cites·12 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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