P

Inventor

MEZZACAPO ANTONIO

US23 patents

Patents

23 patents
US10332023B2Jun 25, 2019

Hardware-efficient variational quantum eigenvalue solver for quantum computing machines

IBM44 citations93
US10311370B2Jun 4, 2019

Efficient reduction of resources for the simulation of Fermionic Hamiltonians on quantum hardware

IBM27 citations93
US10839306B2Nov 17, 2020

Hardware-efficient variational quantum eigenvalue solver for quantum computing machines

IBM14 citations84
US10599989B2Mar 24, 2020

Efficient reduction of resources for the simulation of fermionic Hamiltonians on quantum hardware

IBM8 citations83
US11734387B2Aug 22, 2023

Iterative energy-scaled variational quantum eigensolver

IBM4 citations75
US11294986B2Apr 5, 2022

Iterative energy-scaled variational quantum eigensolver

IBM4 citations73
US11074519B2Jul 27, 2021

Quantum algorithm concatenation

IBM2 citations73
US11687815B2Jun 27, 2023

Estimation of an expected energy value of a Hamiltonian

IBM3 citations72
US10803395B2Oct 13, 2020

Quantum computations of classical specifications

IBM6 citations72
US11894107B2Feb 6, 2024

Precision-preserving qubit reduction based on spatial symmetries in fermionic systems

IBM5 citations71
US10963809B2Mar 30, 2021

Cost function deformation in quantum approximate optimization

IBM4 citations70
US10664762B2May 26, 2020

Cost function deformation in quantum approximate optimization

IBM3 citations70
US10452990B2Oct 22, 2019

Cost function deformation in quantum approximate optimization

IBM1 citations70
US11321619B2May 3, 2022

State dependent calibration of qubit measurements

IBM0 citations62
US12039408B2Jul 16, 2024

Estimation of an expected energy value of a Hamiltonian

IBM0 citations61
US11676056B2Jun 13, 2023

Calculating excited state properties of a molecular system using a hybrid classical-quantum computing system

IBM1 citations61
US11687814B2Jun 27, 2023

Thresholding of qubit phase registers for quantum recommendation systems

IBM0 citations58
US11372651B2Jun 28, 2022

Bootstrapping a variational algorithm for quantum computing

IBM0 citations52
US10831495B2Nov 10, 2020

Parallelization of numeric optimizers

IBM0 citations52
US10713055B2Jul 14, 2020

Parallelization of numeric optimizers

IBM0 citations52
US11544611B2Jan 3, 2023

Quantum computation of molecular excited states in the presence of Hamiltonian symmetries

IBM0 citations51
US12554794B2Feb 17, 2026

Max-cut approximate solution via quantum relaxation

IBM0 citations47
US12333607B2Jun 17, 2025

Portfolio value evaluation through quantum polynomial approximation

IBM0 citations38