P

Inventor

STEFFEN MATTHIAS

US33 patents
⚠️ This page may combine multiple inventors who share the name “STEFFEN MATTHIAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IBM

20 patents
US7932514B2Apr 26, 2011

Microwave readout for flux-biased qubits

IBM57 citations97
US9219298B2Dec 22, 2015

Removal of spurious microwave modes via flip-chip crossover

IBM14 citations92
US8872360B2Oct 28, 2014

Multiple-qubit wave-activated controlled gate

IBM30 citations91
US11223347B1Jan 11, 2022

All microwave ZZ control

IBM8 citations85
US10622536B2Apr 14, 2020

Reducing qubit frequency collisions through lattice design

IBM11 citations85
US9455392B2Sep 27, 2016

Method of fabricating a coplanar waveguide device including removal of spurious microwave modes via flip-chip crossover

IBM12 citations84
US9344092B2May 17, 2016

Tunable superconducting notch filter

IBM12 citations83
US9432024B2Aug 30, 2016

Multiple-qubit wave-activated controlled gate

IBM8 citations82
US11586448B2Feb 21, 2023

Qubit reset from excited states

IBM2 citations73
US9531055B2Dec 27, 2016

Removal of spurious microwave modes via flip-chip crossover

IBM4 citations73
US10546994B1Jan 28, 2020

Architecture for coupling quantum bits using localized resonators

IBM4 citations72
US10211386B2Feb 19, 2019

Architecture for coupling quantum bits using localized resonators

IBM1 citations72
US9985193B2May 29, 2018

Architecture for coupling quantum bits using localized resonators

IBM3 citations72
US9729152B2Aug 8, 2017

Reducing spontaneous emission in circuit quantum electrodynamics by a combined readout and filter technique

IBM3 citations72
US9438245B2Sep 6, 2016

Reducing spontaneous emission in circuit quantum electrodynamics by a combined readout and filter technique

IBM3 citations72
US11727297B2Aug 15, 2023

Tunable quantum coupler facilitating a quantum gate between qubits

IBM2 citations68
US12137619B2Nov 5, 2024

Reducing qubit frequency collisions through lattice design

IBM0 citations62
US11165009B2Nov 2, 2021

Reducing qubit frequency collisions through lattice design

IBM0 citations62
US10529909B2Jan 7, 2020

Architecture for coupling quantum bits using localized resonators

IBM0 citations51
US10283696B2May 7, 2019

Architecture for coupling quantum bits using localized resonators

IBM0 citations51

OTIS ELEVATOR CO

3 patents

GAMBETTA JAY M

2 patents

CHOW JERRY M

2 patents

POLETTO STEFANO

1 patent

CORCOLES GONZALEZ ANTONIO D

1 patent

FARINELLI MATTHEW J

1 patent

KETCHEN MARK B

1 patent

DIVINCENZO DAVID

1 patent

STRYKER EUROPEAN OPERATIONS LTD

1 patent