Inventor · disambiguated record
Stephen James Sheafor
Also filed as: SHEAFOR STEPHEN · SHEAFOR STEPHEN J · SHEAFOR STEPHEN JAMES
28 granted patents·12 pending applications·366 citations·filing 1983–2023
97Inventor score
Top patents by PatentIndex Score
40 records- 0194US10754414B2Very low power microcontroller systemAMBIQ MICRO INC·Filed 2018·Granted Aug 25, 2020·10 cites·12 claims
- 0292US10096354B1SRAM with error correction in retention modeAMBIQ MICRO INC·Filed 2017·Granted Oct 9, 2018·9 cites·12 claims
- 0391US9772648B2Low power asynchronous counters in a synchronous systemAMBIQ MICRO INC·Filed 2015·Granted Sep 26, 2017·5 cites·8 claims
- 0490US9880583B2Low power autonomous peripheral managementAMBIQ MICRO INC·Filed 2015·Granted Jan 30, 2018·6 cites·2 claims
- 0589US10788884B2Very low power microcontroller systemAMBIQ MICRO INC·Filed 2018·Granted Sep 29, 2020·4 cites·30 claims
- 0689US10578656B2Method and apparatus for monitoring energy consumptionAMBIQ MICRO INC·Filed 2015·Granted Mar 3, 2020·4 cites·8 claims
- 0788US9703313B2Peripheral clock managementAMBIQ MICRO INC·Filed 2015·Granted Jul 11, 2017·4 cites·11 claims
- 0887US9939839B2Low power automatic calibration method for high frequency oscillatorsAMBIQ MICRO INC·Filed 2015·Granted Apr 10, 2018·4 cites·12 claims
- 0985US10319429B2SRAM with error correction in retention modeAMBIQ MICRO INC·Filed 2018·Granted Jun 11, 2019·4 cites·20 claims
- 1084US11620246B1Enhanced peripheral processing system to optimize power consumptionAMBIQ MICRO INC·Filed 2022·Granted Apr 4, 2023·1 cites·30 claims
- 1183US10795425B2Very low power microcontroller systemAMBIQ MICRO INC·Filed 2018·Granted Oct 6, 2020·2 cites·22 claims
- 1281US10885972B2SRAM with error correction in retention modeAMBIQ MICRO INC·Filed 2020·Granted Jan 5, 2021·1 cites·20 claims
- 1380US11822364B2Very low power microcontroller systemAMBIQ MICRO INC·Filed 2020·Granted Nov 21, 2023·1 cites·5 claims
- 1480US6321285B1Bus arrangements for interconnection of discrete and/or integrated modules in a digital system and associated methodFUSION MICROMEDIA CORP·Filed 2000·Granted Nov 20, 2001·25 cites·24 claims
- 1578US2024012464A1Very Low Power Microcontroller SystemAMBIQ MICRO INC·Filed 2023·Application pending·0 cites
- 1676US10629257B2SRAM with error correction in retention modeAMBIQ MICRO INC·Filed 2019·Granted Apr 21, 2020·2 cites·20 claims
- 1774US5983303ABus arrangements for interconnection of discrete and/or integrated modules in a digital system and associated methodFUSION MICROMEDIA CORP·Filed 1997·Granted Nov 9, 1999·57 cites·7 claims
- 1873US10585448B2Low power autonomous peripheral managementAMBIQ MICRO INC·Filed 2017·Granted Mar 10, 2020·1 cites·2 claims
- 1970US6311244B1Priority allocation in a bus interconnected discrete and/or integrated digital multi-module systemFUSION MICROMEDIA CORP·Filed 2000·Granted Oct 30, 2001·15 cites·7 claims
- 2070US6223242B1Linearly expandable self-routing crossbar switchSIFERA INC·Filed 1998·Granted Apr 24, 2001·90 cites·31 claims
- 2170US2020159279A1Low power autonomous peripheral managementAMBIQ MICRO INC·Filed 2020·Application pending·0 cites
- 2268US10416703B2Counter/timer array for generation of complex patterns independent of software controlAMBIQ MICRO INC·Filed 2017·Granted Sep 17, 2019·1 cites·18 claims
- 2368US6088753ABus arrangements for interconnection of discrete and/or integrated modules in a digital system and associated methodFUSION MICROMEDIA CORP·Filed 1999·Granted Jul 11, 2000·41 cites·8 claims
- 2467US12511247B2Enhanced peripheral processing system to optimize power consumptionAMBIQ MICRO INC·Filed 2023·Granted Dec 30, 2025·0 cites·20 claims
- 2564US4649384AMethod and apparatus for fault tolerant serial communication of digital informationDIALOGIC SYSTEMS CORP·Filed 1983·Granted Mar 10, 1987·36 cites·12 claims
- 2660US7386028B2Reduced EMI device and method thereofVIZIONWARE INC·Filed 2004·Granted Jun 10, 2008·8 cites·23 claims
- 2758US8924765B2Method and apparatus for low jitter distributed clock calibrationSHEAFOR STEPHEN·Filed 2012·Granted Dec 30, 2014·1 cites·31 claims
- 2850US6119188APriority allocation in a bus interconnected discrete and/or integrated digital multi-module systemFUSION MICROMEDIA CORP·Filed 1998·Granted Sep 12, 2000·22 cites·13 claims
- 2948US2008198945A1Reduced emi device and method thereofVIZIONWARE INC·Filed 2008·Application pending·0 cites
- 3048US2008246626A1Data transaction direction detection in an adaptive two-wire busVIZIONWARE INC·Filed 2007·Application pending·0 cites
- 3144US2007206640A1Active signal management in cables and other interconnectsX EMI INC·Filed 2006·Application pending·0 cites
- 3244US2008250170A1Clock mode detection in an adaptive two-wire busVIZIONWARE INC·Filed 2007·Application pending·0 cites
- 3343US2007103204A1Method and apparatus for conversion between quasi differential signaling and true differential signalingX EMI INC·Filed 2006·Application pending·0 cites
- 3443US2007206643A1Skew management in cables and other interconnectsX EMI INC·Filed 2006·Application pending·0 cites
- 3543US2008250184A1Adaptive two-wire busVIZIONWARE INC·Filed 2007·Application pending·0 cites
- 3643US2008250175A1Cable assembly having an adaptive two-wire busVIZIONWARE INC·Filed 2007·Application pending·0 cites
- 3743US2008247414A1Clock stretching in an adaptive two-wire busVIZIONWARE INC·Filed 2007·Application pending·0 cites
- 3843US2007206642A1Bidirectional active signal management in cables and other interconnectsX EMI INC·Filed 2006·Application pending·0 cites
- 3934US6493407B1Synchronous latching bus arrangement for interfacing discrete and/or integrated modules in a digital system and associated methodFUSION MICROMEDIA CORP·Filed 1997·Granted Dec 10, 2002·7 cites·15 claims
- 4028US6473813B1Module based address translation arrangement and transaction offloading in a digital systemSITERA INC·Filed 1999·Granted Oct 29, 2002·5 cites·46 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →