Inventor · disambiguated record
Hiroshi Shigehara
Also filed as: SHIGEHARA HIROSHI
39 granted patents·933 citations·filing 1983–2011
98Inventor score
Top patents by PatentIndex Score
39 records- 0193US6020778ATransmission gate including body effect compensation circuitTOSHIBA KK·Filed 1998·Granted Feb 1, 2000·79 cites·4 claims
- 0292US5661414AOutput circuit for use in a semiconductor integrated circuitTOSHIBA KK·Filed 1995·Granted Aug 26, 1997·74 cites·40 claims
- 0391US6462611B2Transmission gateTOSHIBA KK·Filed 2001·Granted Oct 8, 2002·37 cites·3 claims
- 0490US6335653B1Transmission gateTOSHIBA KK·Filed 2000·Granted Jan 1, 2002·34 cites·4 claims
- 0586US5552723ACMOS output circuit compensating for back-gate bias effectsTOSHIBA KK·Filed 1994·Granted Sep 3, 1996·45 cites·16 claims
- 0685US6169443B1Transmission gateTOSHIBA KK·Filed 1999·Granted Jan 2, 2001·38 cites·5 claims
- 0785US5175445AMos type input circuitTOSHIBA KK·Filed 1991·Granted Dec 29, 1992·44 cites·21 claims
- 0884US5442307AInterface circuit with backgate bias control of a transistorTOSHIBA KK·Filed 1994·Granted Aug 15, 1995·41 cites·24 claims
- 0982US6194952B1Transmission gate circuitTOSHIBA KK·Filed 1999·Granted Feb 27, 2001·43 cites·22 claims
- 1082US4741006AUp/down counter device with reduced number of discrete circuit elementsTOSHIBA KK·Filed 1985·Granted Apr 26, 1988·35 cites·9 claims
- 1181US5389834AOutput buffer circuit having a DC driver and an AC driverTOSHIBA KK·Filed 1992·Granted Feb 14, 1995·35 cites·35 claims
- 1278US5208558ACrystal oscillator having plural inverters disabled after start-upTOSHIBA KK·Filed 1992·Granted May 4, 1993·49 cites·12 claims
- 1376US5892387AAnalog switching circuit device and semiconductor integrated circuit deviceTOSHIBA KK·Filed 1997·Granted Apr 6, 1999·39 cites·20 claims
- 1473US5825220AAuto-clear circuit and integrated circuit including an auto-clear circuit for initialization based on a power supply voltageTOSHIBA KK·Filed 1997·Granted Oct 20, 1998·28 cites·8 claims
- 1572US5880603AMOS output buffer with overvoltage protection circuitryTOSHIBA KK·Filed 1996·Granted Mar 9, 1999·20 cites·19 claims
- 1671US5831449AOutput circuit for use in a semiconductor integrated circuitTOSHIBA KK·Filed 1997·Granted Nov 3, 1998·22 cites·36 claims
- 1770US9057623B2Navigation deviceSEMPUKU TSUYOSHI·Filed 2011·Granted Jun 16, 2015·1 cites·14 claims
- 1870US5220205AOutput circuit of an integrated circuit having immunity to power source fluctuationsTOSHIBA KK·Filed 1991·Granted Jun 15, 1993·23 cites·9 claims
- 1967US5539327AProtection circuit which prevents avalanche breakdown in a fet by having a floating substrate and a voltage controlled gateTOSHIBA KK·Filed 1994·Granted Jul 23, 1996·25 cites·8 claims
- 2067US4821084AInsulated gate type field effect transistorTOSHIBA KK·Filed 1987·Granted Apr 11, 1989·27 cites·5 claims
- 2167US4813008AMultiplier circuit suitable for obtaining a negative product of a multiplier and a multiplicandTOSHIBA KK·Filed 1987·Granted Mar 14, 1989·37 cites·20 claims
- 2263US5420528ASemiconductor integrated circuit having a function of reducing a consumed currentTOSHIBA KK·Filed 1994·Granted May 30, 1995·21 cites·19 claims
- 2360US6084431AOutput circuit providing protection against external voltages in excess of power-supply voltageTOSHIBA KK·Filed 1996·Granted Jul 4, 2000·17 cites·38 claims
- 2459US5382846ALevel shifting circuit for suppressing output amplitudeTOSHIBA KK·Filed 1992·Granted Jan 17, 1995·27 cites·9 claims
- 2558US6288582B1Output circuit for semiconductor integrated circuitTOSHIBA KK·Filed 2000·Granted Sep 11, 2001·8 cites·24 claims
- 2657US5321326AOutput buffer circuitTOSHIBA KK·Filed 1992·Granted Jun 14, 1994·13 cites·26 claims
- 2752US6054736ASemiconductor deviceTOSHIBA KK·Filed 1998·Granted Apr 25, 2000·16 cites·20 claims
- 2843US5739702ABus hold circuitTOSHIBA KK·Filed 1996·Granted Apr 14, 1998·7 cites·23 claims
- 2943US5214611AMemory access device for accessing memory cell array diagonallyTOSHIBA KK·Filed 1991·Granted May 25, 1993·15 cites·12 claims
- 3039US5493233AMOSFET circuit apparatus with avalanche breakdown prevention meansTOSHIBA KK·Filed 1994·Granted Feb 20, 1996·5 cites·9 claims
- 3139US4669121ASpeech synthesizing apparatusTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted May 26, 1987·8 cites·8 claims
- 3236US6249146B1MOS output buffer with overvoltage protection circuitryTOSHIBA KK·Filed 2000·Granted Jun 19, 2001·0 cites·8 claims
- 3333US4864304AAnalog voltage signal comparator circuitTOSHIBA KK·Filed 1987·Granted Sep 5, 1989·4 cites·4 claims
- 3432US6097217AMOS output buffer with overvoltage protection circuitryTOSHIBA KK·Filed 1998·Granted Aug 1, 2000·1 cites·15 claims
- 3532US4942608APattern recognition apparatus using a composite similarity methodTOSHIBA KK·Filed 1988·Granted Jul 17, 1990·6 cites·10 claims
- 3631US5018199ACode-conversion method and apparatus for analyzing and synthesizing human speechTOSHIBA KK·Filed 1989·Granted May 21, 1991·2 cites·19 claims
- 3730US4853886ADigital signal processing circuitTOSHIBA KK·Filed 1987·Granted Aug 1, 1989·1 cites·4 claims
- 3829US5841619AInterface circuit for use in a semiconductor integrated circuitTOSHIBA KK·Filed 1995·Granted Nov 24, 1998·6 cites·21 claims
- 3929US4599580ACircuit for comparing two or more frequenciesTOSHIBA KK·Filed 1984·Granted Jul 8, 1986·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →