Inventor · disambiguated record
George A. Keefe
Also filed as: KEEFE GEORGE A · KEEFE GEORGE ANDREW
23 granted patents·3 pending applications·340 citations·filing 1995–2022
96Inventor score
Top patents by PatentIndex Score
26 records- 0197US9520547B2Chip mode isolation and cross-talk reduction through buried metal layers and through-viasIBM·Filed 2013·Granted Dec 13, 2016·28 cites·6 claims
- 0297US9397283B2Chip mode isolation and cross-talk reduction through buried metal layers and through-viasIBM·Filed 2015·Granted Jul 19, 2016·24 cites·15 claims
- 0396US11658660B1Multimode coupler to control interaction between quantum bitsIBM·Filed 2022·Granted May 23, 2023·10 cites·20 claims
- 0495US9455392B2Method of fabricating a coplanar waveguide device including removal of spurious microwave modes via flip-chip crossoverIBM·Filed 2015·Granted Sep 27, 2016·12 cites·3 claims
- 0595US9219298B2Removal of spurious microwave modes via flip-chip crossoverIBM·Filed 2013·Granted Dec 22, 2015·14 cites·9 claims
- 0695US9177814B2Suspended superconducting qubitsIBM·Filed 2013·Granted Nov 3, 2015·17 cites·5 claims
- 0793US7932514B2Microwave readout for flux-biased qubitsIBM·Filed 2008·Granted Apr 26, 2011·57 cites·16 claims
- 0891US7456702B2Low pass metal powder filterIBM·Filed 2006·Granted Nov 25, 2008·24 cites·14 claims
- 0990US8954125B2Low-loss superconducting devicesCORCOLES GONZALEZ ANTONIO D·Filed 2011·Granted Feb 10, 2015·38 cites·20 claims
- 1087US9531055B2Removal of spurious microwave modes via flip-chip crossoverIBM·Filed 2015·Granted Dec 27, 2016·4 cites·11 claims
- 1187US8745850B2Method of manufacturing superconducting low pass filter for quantum computingFARINELLI MATTHEW J·Filed 2009·Granted Jun 10, 2014·21 cites·12 claims
- 1286US7791430B2Low pass metal powder filterIBM·Filed 2008·Granted Sep 7, 2010·11 cites·17 claims
- 1382US8294138B2Microwave readout for flux-biased qubitsFARINELLI MATTHEW J·Filed 2011·Granted Oct 23, 2012·15 cites·12 claims
- 1481US10008655B2Suspended superconducting qubitsIBM·Filed 2015·Granted Jun 26, 2018·2 cites·5 claims
- 1580US8117000B2Measuring quantum states of superconducting resonatorsDIVINCENZO DAVID·Filed 2009·Granted Feb 14, 2012·10 cites·19 claims
- 1676US9716219B2Suspended superconducting qubitsIBM·Filed 2013·Granted Jul 25, 2017·2 cites·6 claims
- 1774US8138880B2Persistent current switchKEEFE GEORGE A·Filed 2008·Granted Mar 20, 2012·7 cites·25 claims
- 1873US5642045AMagnetic field gradiometer with improved correction circuitsIBM·Filed 1995·Granted Jun 24, 1997·34 cites·21 claims
- 1962US12293253B2Multipole filter on a quantum device with multiplexing and signal separationIBM·Filed 2020·Granted May 6, 2025·0 cites·20 claims
- 2062US12288018B2Quantum logic circuit qubit layoutsIBM·Filed 2021·Granted Apr 29, 2025·0 cites·21 claims
- 2157US7321884B2Method and structure to isolate a qubit from the environmentIBM·Filed 2004·Granted Jan 22, 2008·8 cites·18 claims
- 2255US12118433B2Space-saving coupler arm arrangement for superconducting qubitsIBM·Filed 2021·Granted Oct 15, 2024·0 cites·20 claims
- 2355US7925614B2Method and structure to isolate a qubit from the environmentIBM·Filed 2007·Granted Apr 12, 2011·2 cites·20 claims
- 2454US2023401476A1Controlling interaction between coupled superconducting quantum bitsIBM·Filed 2022·Application pending·0 cites
- 2543US2024169232A1Long-range coupling qubits in quantum computing with energy loss protection via multi-mode and fluxonium qubitsIBM·Filed 2022·Application pending·0 cites
- 2637US2008284545A1Fixed impedance low pass metal powder filter with a planar buried stripline geometryKEEFE GEORGE ANDREW·Filed 2007·Application pending·0 cites
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