Inventor · disambiguated record
Fumio Murabayashi
Also filed as: MURABAYASHI FUMIO
44 granted patents·2 pending applications·684 citations·filing 1989–2008
98Inventor score
Top patents by PatentIndex Score
46 records- 0189US6657459B2Gate circuit and semiconductor circuit to process low amplitude signals, memory, processor and information processing system manufactured by use of themHITACHI LTD·Filed 2002·Granted Dec 2, 2003·33 cites·28 claims
- 0288US6538866B1Circuit for protecting a load from an overvoltageHITACHI LTD·Filed 2000·Granted Mar 25, 2003·47 cites·29 claims
- 0386US7102388B2Interface device and information processing systemHITACHI LTD·Filed 2003·Granted Sep 5, 2006·30 cites·8 claims
- 0483US6377480B1Soft start circuit for switching power supplyHITACHI LTD·Filed 2001·Granted Apr 23, 2002·45 cites·8 claims
- 0583US5848238AInformation processing system and logic LSI, detecting a fault in the system or the LSI, by using internal data processed in each of themHITACHI LTD·Filed 1997·Granted Dec 8, 1998·85 cites·18 claims
- 0682US5677641AGate circuit and semiconductor circuit to process low amplitude signals, memory, processor and information processing system manufactured by use of themHITACHI LTD·Filed 1995·Granted Oct 14, 1997·34 cites·5 claims
- 0781US5001365ALogic circuit using bipolar and field effect transistor, including a delayed switching arrangementHITACHI LTD·Filed 1989·Granted Mar 19, 1991·29 cites·91 claims
- 0879US6385755B1Information processing system and logic LSI, detecting a fault in the system or the LSI, by using internal data processed in each of themHITACHI LTD·Filed 2000·Granted May 7, 2002·21 cites·2 claims
- 0978US6713975B2Lighting apparatus, lighting control system and home electric applianceHITACHI LTD·Filed 2001·Granted Mar 30, 2004·26 cites·20 claims
- 1078US5363332ACurrent-driven signal interface implemented in semiconductor integrated circuit deviceHITACHI LTD·Filed 1992·Granted Nov 8, 1994·27 cites·30 claims
- 1177US5841300ASemiconductor integrated circuit apparatusHITACHI LTD·Filed 1997·Granted Nov 24, 1998·27 cites·37 claims
- 1275US6625522B2Vehicle control system and automobile using the sameHITACHI LTD·Filed 2001·Granted Sep 23, 2003·15 cites·30 claims
- 1374US7268611B2Semiconductor device and memory card using sameRENESAS TECH CORP·Filed 2003·Granted Sep 11, 2007·19 cites·35 claims
- 1471US6977522B1Interface device and information processing systemHITACHI LTD·Filed 1999·Granted Dec 20, 2005·30 cites·10 claims
- 1568US7692400B2Mobile type power supply, connection device, and carried type electronic equipmentHITACHI LTD·Filed 2007·Granted Apr 6, 2010·7 cites·8 claims
- 1668US5059821ABi-CMOS driver with two CMOS predrivers having different switching thresholdsHITACHI LTD·Filed 1991·Granted Oct 22, 1991·21 cites·5 claims
- 1767US7260657B2Serial data transferring apparatusHITACHI CAR ENG CO LTD·Filed 2001·Granted Aug 21, 2007·13 cites·9 claims
- 1867US6282136B1Semiconductor memory devices and sensors using the sameHITACHI LTD·Filed 2000·Granted Aug 28, 2001·15 cites·5 claims
- 1966US7089097B2Vehicle control system and automobile using the sameHITACHI LTD·Filed 2005·Granted Aug 8, 2006·5 cites·14 claims
- 2062US5412262ASemiconductor integrated circuit device having plurality of supply potential lines connected thereto, and system employing the sameHITACHI LTD·Filed 1994·Granted May 2, 1995·21 cites·14 claims
- 2161US7759975B2Interface device and information processing systemHITACHI LTD·Filed 2008·Granted Jul 20, 2010·1 cites·11 claims
- 2261US6462580B2Gate circuit and semiconductor circuit to process low amplitude signals, memory, processor and information processing system manufactured by use of themHITACHI LTD·Filed 2000·Granted Oct 8, 2002·7 cites·24 claims
- 2354US6590425B2Semiconductor integrated circuit apparatusHITACHI LTD·Filed 2001·Granted Jul 8, 2003·5 cites·14 claims
- 2453US5684729AFloating-point addition/substraction processing apparatus and method thereofHITACHI LTD·Filed 1995·Granted Nov 4, 1997·28 cites·15 claims
- 2552US6437621B2Waveform shaping deviceHITACHI LTD·Filed 2001·Granted Aug 20, 2002·1 cites·6 claims
- 2649US7479804B2Interface device and information processing systemHITACHI LTD·Filed 2006·Granted Jan 20, 2009·0 cites·5 claims
- 2749US6539322B1Sensor deviceHITACHI LTD·Filed 2000·Granted Mar 25, 2003·3 cites·7 claims
- 2848US6489906B2ΔΣ type A/D converterHITACHI LTD·Filed 2001·Granted Dec 3, 2002·4 cites·4 claims
- 2946US5931895AFloating-point arithmetic processing apparatusHITACHI LTD·Filed 1997·Granted Aug 3, 1999·19 cites·7 claims
- 3046US5742550ASemiconductor integrated circuit deviceHITACHI LTD·Filed 1996·Granted Apr 21, 1998·7 cites·17 claims
- 3145US5903503ASemiconductor integrated circuit deviceHITACHI LTD·Filed 1997·Granted May 11, 1999·8 cites·34 claims
- 3244US5265045ASemiconductor integrated circuit device with built-in memory circuit groupHITACHI LTD·Filed 1991·Granted Nov 23, 1993·9 cites·13 claims
- 3343US6798255B2Semiconductor integrated circuit deviceHITACHI LTD·Filed 2001·Granted Sep 28, 2004·3 cites·22 claims
- 3442US5313116ASemiconductor integrated circuit device having bipolar transistor and field effect transistorHITACHI LTD·Filed 1991·Granted May 17, 1994·6 cites·14 claims
- 3542US2004207362A1Mobile type power supply, connection device, and carried type electronic equipmentFiled 2004·Application pending·0 cites
- 3641US5377136ASemiconductor integrated circuit device with built-in memory circuit groupHITACHI LTD·Filed 1993·Granted Dec 27, 1994·8 cites·7 claims
- 3740US2006208693A1Battery controllerEMORI AKIHIKO·Filed 2006·Application pending·0 cites
- 3839US6172532B1Gate circuit and semiconductor circuit to process low amplitude signals, memory, processor and information processing system manufactured by use of themHITACHI LTD·Filed 1997·Granted Jan 9, 2001·4 cites·5 claims
- 3939US6101627AInformation processing system and logic LSI, detecting a fault in the system or the LSI, by using internal data processed in each of themHITACHI LTD·Filed 1998·Granted Aug 8, 2000·8 cites·7 claims
- 4039US5539686ACarry propagating deviceHITACHI LTD·Filed 1994·Granted Jul 23, 1996·4 cites·10 claims
- 4138US6999855B2Vehicle control system and automobile using the sameHITACHI LTD·Filed 2003·Granted Feb 14, 2006·1 cites·11 claims
- 4237US5612640ASelf-timed semiconductor integrated circuit deviceHITACHI LTD·Filed 1994·Granted Mar 18, 1997·6 cites·10 claims
- 4336US6563200B2Interface device and interface systemHITACHI LTD·Filed 2001·Granted May 13, 2003·0 cites·11 claims
- 4431US6239628B1Self-timed semiconductor integrated circuit deviceHITACHI LTD·Filed 1999·Granted May 29, 2001·1 cites·4 claims
- 4530US5869990ASelf-timed semiconductor integrated circuit deviceHITACHI LTD·Filed 1997·Granted Feb 9, 1999·1 cites·20 claims
- 4630US5666072ASemiconductor integrated circuit device having bipolar transistor and field effect transistorHITACHI LTD·Filed 1994·Granted Sep 9, 1997·0 cites·5 claims
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