Inventor · disambiguated record
Hiroaki Nambu
Also filed as: NAMBU HIROAKI
36 granted patents·2 pending applications·391 citations·filing 1984–2007
98Inventor score
Top patents by PatentIndex Score
38 records- 0188US6657887B2Semiconductor memory device having improved noise margin, faster read rate and reduced power consumptionRENESAS TECH CORP·Filed 2002·Granted Dec 2, 2003·36 cites·12 claims
- 0285US6333645B1Clocked logic gate circuitHITACHI LTD·Filed 2000·Granted Dec 25, 2001·23 cites·8 claims
- 0378US7164592B2Semiconductor deviceRENESAS TECH CORP·Filed 2005·Granted Jan 16, 2007·7 cites·19 claims
- 0478US5163022ASemiconductor cell memory with current sensingHITACHI LTD·Filed 1992·Granted Nov 10, 1992·42 cites·45 claims
- 0575US6333881B1Semiconductor memoryHITACHI LTD·Filed 2000·Granted Dec 25, 2001·23 cites·13 claims
- 0674US6876573B2Semiconductor memory deviceRENESAS TECH CORP·Filed 2004·Granted Apr 5, 2005·16 cites·30 claims
- 0774US5523966AMemory cell and a memory device having reduced soft errorHITACHI LTD·Filed 1995·Granted Jun 4, 1996·36 cites·29 claims
- 0871US5402377ASemiconductor memory device having a controlled auxiliary decoderHITACHI LTD·Filed 1994·Granted Mar 28, 1995·32 cites·7 claims
- 0968US6806516B2Semiconductor device and systemRENESAS TECH CORP·Filed 2003·Granted Oct 19, 2004·11 cites·5 claims
- 1065US7426152B2Semiconductor memory device and semiconductor deviceRENESAS TECH CORP·Filed 2007·Granted Sep 16, 2008·5 cites·7 claims
- 1164US6337581B1Signal transmission circuit and semiconductor memory using the sameHITACHI LTD·Filed 2000·Granted Jan 8, 2002·9 cites·28 claims
- 1261US6229745B1Semiconductor memoryHITACHI LTD·Filed 2000·Granted May 8, 2001·12 cites·6 claims
- 1360US6075729AHigh-speed static random access memoryHITACHI LTD·Filed 1998·Granted Jun 13, 2000·20 cites·14 claims
- 1458US7296173B2Semiconductor integrated circuitRENESAS TECH CORP·Filed 2004·Granted Nov 13, 2007·9 cites·6 claims
- 1558US6316961B2Clocked logic gate circuitHITACHI LTD·Filed 2000·Granted Nov 13, 2001·6 cites·7 claims
- 1657US6677782B2Semiconductor integrated circuit and semiconductor logic circuit used in the integrated circuitHITACHI LTD·Filed 2001·Granted Jan 13, 2004·7 cites·2 claims
- 1757US5086414ASemiconductor device having latch meansHITACHI LTD·Filed 1989·Granted Feb 4, 1992·15 cites·29 claims
- 1856US5255225ASemiconductor integrated circuit device and memory consisting of semiconductor integrated circuitHITACHI LTD·Filed 1992·Granted Oct 19, 1993·18 cites·28 claims
- 1954US6791895B2Semiconductor memory deviceRENESAS TECH CORP·Filed 2003·Granted Sep 14, 2004·6 cites·8 claims
- 2051US6807115B2Method of testing a semiconductor integrated deviceRENESAS TECH CORP·Filed 2003·Granted Oct 19, 2004·4 cites·3 claims
- 2149US4986666ASemiconductor memory deviceHITACHI DEVICE ENG·Filed 1988·Granted Jan 22, 1991·11 cites·15 claims
- 2248US6438050B1Signal transmission circuit and semiconductor memory using the sameHITACHI LTD·Filed 2002·Granted Aug 20, 2002·3 cites·2 claims
- 2348US2007236844A1Semiconductor device and systemHITACHI LTD·Filed 2007·Application pending·0 cites
- 2447US7685455B2Semiconductor integrated circuit which generates internal clock signal for fetching input data synchronously with the internal clock signal without decrease of timing marginRENESAS TECH CORP·Filed 2007·Granted Mar 23, 2010·1 cites·5 claims
- 2546US6842394B2Semiconductor device using SCL circuitRENESAS TECH CORP·Filed 2002·Granted Jan 11, 2005·4 cites·15 claims
- 2646US5398201ABit-line drive circuit for a semiconductor memoryHITACHI LTD·Filed 1993·Granted Mar 14, 1995·12 cites·10 claims
- 2745US7269086B2Semiconductor memory device and semiconductor deviceRENESAS TECH CORP·Filed 2006·Granted Sep 11, 2007·1 cites·8 claims
- 2845US7123534B2Semiconductor memory device having short refresh timeRENESAS TECH CORP·Filed 2004·Granted Oct 17, 2006·4 cites·24 claims
- 2944US6617610B2Semiconductor integrated circuitHITACHI LTD·Filed 2001·Granted Sep 9, 2003·2 cites·14 claims
- 3044US6369617B1Semiconductor integrated circuit and semiconductor logic circuit used in the integrated circuitHITACHI LTD·Filed 1999·Granted Apr 9, 2002·6 cites·4 claims
- 3142US6998878B2Semiconductor integrated circuit and semiconductor logic circuit used in the integrated circuitHITACHI DEVICE ENG·Filed 2004·Granted Feb 14, 2006·2 cites·14 claims
- 3242US6954401B2Semiconductor memory device integrating source-coupled-logic (SCL) circuit into an address buffer and a decoderHITACHI ULSI SYS CO LTD·Filed 2004·Granted Oct 11, 2005·2 cites·19 claims
- 3340US7233045B2Semiconductor device and systemHITACHI LTD·Filed 2004·Granted Jun 19, 2007·0 cites·7 claims
- 3439US6356493B1Signal transmission circuit and semiconductor memory using the sameHITACHI LTD·Filed 2000·Granted Mar 12, 2002·1 cites·1 claims
- 3537US4642486ADecoder circuit using transistors or diodes of different characteristicsHITACHI LTD·Filed 1984·Granted Feb 10, 1987·3 cites·8 claims
- 3636US6476644B2Clocked logic gate circuitHITACHI LTD·Filed 2000·Granted Nov 5, 2002·0 cites·3 claims
- 3734US2002196053A1Semiconductor integrated circuit and semiconductor logic circuit used in the integrated circuitFiled 2002·Application pending·0 cites
- 3828US5448527ADecoder and driver for use in a semiconductor memoryHITACHI LTD·Filed 1993·Granted Sep 5, 1995·2 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →