Inventor · disambiguated record
Yoshimune Hagiwara
Also filed as: HAGIWARA YOSHIMUNE
31 granted patents·1,106 citations·filing 1979–1995
98Inventor score
Top patents by PatentIndex Score
31 records- 0196US4455495AProgrammable semiconductor integrated circuitry including a programming semiconductor elementHITACHI LTD·Filed 1980·Granted Jun 19, 1984·142 cites·37 claims
- 0294US4511990ADigital processor with floating point multiplier and adder suitable for digital signal processingHITACHI LTD·Filed 1981·Granted Apr 16, 1985·126 cites·11 claims
- 0389US4996659AMethod of diagnosing integrated logic circuitHITACHI LTD·Filed 1987·Granted Feb 26, 1991·58 cites·6 claims
- 0485US5175840AMicrocomputer having a PROM including data security and test circuitryHITACHI LTD·Filed 1991·Granted Dec 29, 1992·107 cites·13 claims
- 0585US4720811AMicroprocessor capable of stopping its operation at any cycle timeHITACHI LTD·Filed 1986·Granted Jan 19, 1988·87 cites·2 claims
- 0681US4910466ASelecting means for selecting a plurality of informationHITACHI MICROCUMPUTER ENG·Filed 1989·Granted Mar 20, 1990·29 cites·12 claims
- 0777US5321845ASingle-chip microcomputer including non-volatile memory elementsHITACHI LTD·Filed 1993·Granted Jun 14, 1994·56 cites·12 claims
- 0875US4620292AArithmetic logic unit for floating point data and/or fixed point dataHITACHI LTD·Filed 1985·Granted Oct 28, 1986·45 cites·20 claims
- 0970US4752905AHigh-speed multiplier having carry-save adder circuitHITACHI LTD·Filed 1985·Granted Jun 21, 1988·42 cites·3 claims
- 1067US5426744ASingle chip microprocessor for satisfying requirement specification of usersHITACHI LTD·Filed 1994·Granted Jun 20, 1995·48 cites·22 claims
- 1166US4270220AElectronic tuning type television receiverHITACHI LTD·Filed 1979·Granted May 26, 1981·7 cites·3 claims
- 1265US4740923AMemory circuit and method of controlling the sameHITACHI LTD·Filed 1985·Granted Apr 26, 1988·20 cites·9 claims
- 1364US4821187AProcessor capable of executing one or more programs by a plurality of operation unitsHITACHI LTD·Filed 1985·Granted Apr 11, 1989·32 cites·9 claims
- 1463US4812969AAddress translation unitHITACHI LTD·Filed 1986·Granted Mar 14, 1989·32 cites·7 claims
- 1560US5117488AMicroprogram controlled microprocessor having a selectively expandable instruction code length including independent description of operand addressing and a type of operation for an operand by single instruction in a common coding schemeHITACHI LTD·Filed 1988·Granted May 26, 1992·26 cites·4 claims
- 1658US4945506AHigh speed digital signal processor capable of achieving realtime operationHITACHI LTD·Filed 1989·Granted Jul 31, 1990·26 cites·4 claims
- 1758US4534010AFloating point type multiplier circuit with compensation for over-flow and under-flow in multiplication of numbers in two's compliment representationHITACHI LTD·Filed 1981·Granted Aug 6, 1985·24 cites·4 claims
- 1857US4958276ASingle chip processorHITACHI LTD·Filed 1987·Granted Sep 18, 1990·23 cites·10 claims
- 1957US4592006AAdder for floating point data suitable for digital signal processingHITACHI LTD·Filed 1985·Granted May 27, 1986·20 cites·9 claims
- 2056US5511211AMethod for flexibly developing a data processing system comprising rewriting instructions in non-volatile memory elements after function check indicates failure of required functionsHITACHI LTD·Filed 1993·Granted Apr 23, 1996·29 cites·14 claims
- 2156US5430885AMulti-processor system and co-processor used for the sameHITACHI LTD·Filed 1991·Granted Jul 4, 1995·35 cites·6 claims
- 2254US4577154APulse width modulation circuit and integration circuit of analog product using said modulation circuitHITACHI LTD·Filed 1983·Granted Mar 18, 1986·9 cites·15 claims
- 2349US4562424ACircuit for integrating analog signal and converting it into digital signalHITACHI LTD·Filed 1983·Granted Dec 31, 1985·11 cites·7 claims
- 2448US4967349ADigital signal processor suitable for extacting minimum and maximum values at high speedHITACHI LTD·Filed 1988·Granted Oct 30, 1990·18 cites·14 claims
- 2547US4308596AMemory driving methodHITACHI LTD·Filed 1979·Granted Dec 29, 1981·4 cites·9 claims
- 2646US5784637ASingle-chip semiconductor integrated circuit device and microcomputer integrated on a semiconductor chipHITACHI LTD·Filed 1995·Granted Jul 21, 1998·14 cites·8 claims
- 2745US5109492AMicroprocessor which terminates bus cycle when access address falls within a predetermined processor system address spaceHITACHI LTD·Filed 1987·Granted Apr 28, 1992·13 cites·14 claims
- 2839US5165086AMicroprocessor chip using two-level metal lines technologyHITACHI LTD·Filed 1990·Granted Nov 17, 1992·8 cites·21 claims
- 2938US4745581ALSI system of a structure requiring no additional address signals to incorporate additional status registers into the systemHITACHI LTD·Filed 1986·Granted May 17, 1988·8 cites·3 claims
- 3036US5428808ASingle-chip microcomputerHITACHI LTD·Filed 1994·Granted Jun 27, 1995·6 cites·11 claims
- 3130US4809206AInformation processing apparatusHITACHI LTD·Filed 1987·Granted Feb 28, 1989·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →