Inventor · disambiguated record
Takaaki Hagiwara
Also filed as: HAGIWARA TAKAAKI
32 granted patents·2 pending applications·554 citations·filing 1979–2022
97Inventor score
Top patents by PatentIndex Score
34 records- 0189US4656607AElectrically erasable programmable RAMHITACHI LTD·Filed 1984·Granted Apr 7, 1987·49 cites·11 claims
- 0288US4633438AStacked semiconductor memoryHITACHI LTD·Filed 1984·Granted Dec 30, 1986·48 cites·10 claims
- 0388US4514830ADefect-remediable semiconductor integrated circuit memory and spare substitution method in the sameHITACHI LTD·Filed 1982·Granted Apr 30, 1985·46 cites·15 claims
- 0483US4972371ASemiconductor memory deviceHITACHI LTD·Filed 1988·Granted Nov 20, 1990·46 cites·56 claims
- 0581US5079603ASemiconductor memory deviceHITACHI LTD·Filed 1990·Granted Jan 7, 1992·53 cites·52 claims
- 0679US4586238AMethod of manufacturing field-effect transistors utilizing self-aligned techniquesHITACHI LTD·Filed 1983·Granted May 6, 1986·24 cites·9 claims
- 0776US5097446ANonvolatile semiconductor memory deviceHITACHI LTD·Filed 1989·Granted Mar 17, 1992·39 cites·18 claims
- 0875US9977041B2Automatic analysis deviceHITACHI HIGH TECH CORP·Filed 2013·Granted May 22, 2018·2 cites·14 claims
- 0975US9958468B2Automatic analyzerHITACHI HIGH TECH CORP·Filed 2014·Granted May 1, 2018·2 cites·5 claims
- 1075US5340760AMethod of manufacturing EEPROM memory deviceKOMORI KAZUHIRO·Filed 1992·Granted Aug 23, 1994·45 cites·26 claims
- 1172US9709587B2Automatic analyzer and reagent processing method in automatic analyzerHITACHI HIGH TECH CORP·Filed 2012·Granted Jul 18, 2017·2 cites·9 claims
- 1272US4264376AMethod for producing a nonvolatile memory deviceHITACHI LTD·Filed 1979·Granted Apr 28, 1981·26 cites·18 claims
- 1371US4443718ANonvolatile semiconductor memory with stabilized level shift circuitHITACHI LTD·Filed 1980·Granted Apr 17, 1984·16 cites·9 claims
- 1470US4668970ASemiconductor deviceHITACHI LTD·Filed 1985·Granted May 26, 1987·27 cites·5 claims
- 1568US4851364AMethod of forming well regions for field effect transistors utilizing self-aligned techniquesHITACHI LTD·Filed 1986·Granted Jul 25, 1989·19 cites·64 claims
- 1666US5189497ASemiconductor memory deviceHITACHI LTD·Filed 1991·Granted Feb 23, 1993·26 cites·23 claims
- 1761US5472891AMethod of manufacturing a semiconductor deviceHITACHI LTD·Filed 1994·Granted Dec 5, 1995·20 cites·6 claims
- 1859US4460980ANonvolatile MNOS semiconductor memoryHITACHI LTD·Filed 1980·Granted Jul 17, 1984·13 cites·20 claims
- 1957US2025138038A1Automatic analysis systemHITACHI HIGH TECH CORP·Filed 2022·Application pending·0 cites
- 2051US12216134B2Automatic analyzer and method thereofHITACHI HIGH TECH CORP·Filed 2019·Granted Feb 4, 2025·0 cites·7 claims
- 2150US5604142AMethod of making an EPROM with peripheral transistorHITACHI LTD·Filed 1995·Granted Feb 18, 1997·11 cites·26 claims
- 2249US2012251391A1Automatic analyzerHAGIWARA TAKAAKI·Filed 2010·Application pending·0 cites
- 2347US4308596AMemory driving methodHITACHI LTD·Filed 1979·Granted Dec 29, 1981·4 cites·9 claims
- 2445US11740254B2Automatic analysis apparatusHITACHI HIGH TECH CORP·Filed 2018·Granted Aug 29, 2023·0 cites·22 claims
- 2544US11959914B2Automatic analyzer and analysis methodHITACHI HIGH TECH CORP·Filed 2019·Granted Apr 16, 2024·0 cites·2 claims
- 2644US4654828ANonvolatile semiconductor memoryHITACHI LTD·Filed 1985·Granted Mar 31, 1987·8 cites·8 claims
- 2743US12163972B2Automated analysis device, and abnormality detecting methodHITACHI HIGH TECH CORP·Filed 2020·Granted Dec 10, 2024·0 cites·13 claims
- 2841US10921337B2Automatic analyzing deviceHITACHI HIGH TECH CORP·Filed 2016·Granted Feb 16, 2021·0 cites·7 claims
- 2941US5348898ASemiconductor device and method for manufacturing the sameHITACHI LTD·Filed 1993·Granted Sep 20, 1994·8 cites·14 claims
- 3040US9494611B2Immunological analyzing apparatusHITACHI HIGH TECH CORP·Filed 2015·Granted Nov 15, 2016·0 cites·6 claims
- 3139US5252505AMethod for manufacturing a semiconductor deviceHITACHI LTD·Filed 1992·Granted Oct 12, 1993·10 cites·21 claims
- 3239US5114870AMethod for manufacturing field effect transistorsHITACHI LTD·Filed 1989·Granted May 19, 1992·5 cites·40 claims
- 3338US10012663B2Automatic analyzerHITACHI HIGH TECH CORP·Filed 2015·Granted Jul 3, 2018·0 cites·11 claims
- 3436US5519244ASemiconductor device having aligned semiconductor regions and a plurality of MISFETsHITACHI LTD·Filed 1994·Granted May 21, 1996·5 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →