Inventor · disambiguated record
Yoji Idei
Also filed as: IDEI YOJI
15 granted patents·2 pending applications·117 citations·filing 1988–2014
92Inventor score
Top patents by PatentIndex Score
17 records- 0186US7675347B2Semiconductor device operating in an active mode and a standby modeELPIDA MEMORY INC·Filed 2007·Granted Mar 9, 2010·16 cites·14 claims
- 0274US6067257ASemiconductor integrated circuit device having step-down voltage circuitHITACHI LTD·Filed 1999·Granted May 23, 2000·35 cites·15 claims
- 0366US7863969B2Power supply voltage dropping circuit using an N-channel transistor output stageELPIDA MEMORY INC·Filed 2009·Granted Jan 4, 2011·8 cites·20 claims
- 0465US6717833B2Semiconductor deviceHITACHI LTD·Filed 2000·Granted Apr 6, 2004·12 cites·17 claims
- 0558US6867626B2Clock synchronization circuit having bidirectional delay circuit strings and controllable pre and post stage delay circuits connected thereto and semiconductor device manufactured thereofELPIDA MEMORY INC·Filed 2003·Granted Mar 15, 2005·11 cites·20 claims
- 0654US8891318B2Semiconductor device having level shift circuitSATO TAKENORI·Filed 2011·Granted Nov 18, 2014·1 cites·20 claims
- 0754US7649790B2Semiconductor memory deviceELPIDA MEMORY INC·Filed 2008·Granted Jan 19, 2010·3 cites·3 claims
- 0854US6175516B1Semiconductor deviceHITACHI LTD·Filed 1999·Granted Jan 16, 2001·13 cites·29 claims
- 0950US7719911B2Semiconductor storage deviceELPIDA MEMORY INC·Filed 2008·Granted May 18, 2010·2 cites·5 claims
- 1049US7663954B2Semiconductor memory device including a sense amplifier having a reduced operating currentELPIDA MEMORY INC·Filed 2007·Granted Feb 16, 2010·2 cites·23 claims
- 1149US4986666ASemiconductor memory deviceHITACHI DEVICE ENG·Filed 1988·Granted Jan 22, 1991·11 cites·15 claims
- 1246US7889584B2Semiconductor memory device having input first-stage circuitELPIDA MEMORY INC·Filed 2006·Granted Feb 15, 2011·1 cites·15 claims
- 1345US2015071013A1Semiconductor Device Having Level Shift CircuitPS4 LUXCO SARL·Filed 2014·Application pending·0 cites
- 1444US2006226880A1Internal power supply control method, internal power supply circuit, and semiconductor deviceELPIDA MEMORY INC·Filed 2006·Application pending·0 cites
- 1539US6897705B2Semiconductor device using current mirror circuitHITACHI ULSI SYS CO LTD·Filed 2003·Granted May 24, 2005·2 cites·7 claims
- 1636US8174907B2Semiconductor device having data input/output unit connected to bus lineKODAMA TAKUYO·Filed 2010·Granted May 8, 2012·0 cites·14 claims
- 1731US8659321B2Semiconductor device having sense amplifierWATANABE YUKO·Filed 2011·Granted Feb 25, 2014·0 cites·12 claims
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