Inventor · disambiguated record
John X. Przybysz
Also filed as: PRZYBYSZ JOHN · PRZYBYSZ JOHN X · PRZYBYSZ JOHN XAVIER · PRZYBYSZ SR JOHN X
50 granted patents·2 pending applications·875 citations·filing 1981–2024
98Inventor score
Files withWESTINGHOUSE ELECTRIC CORP21NORTHROP GRUMMAN SYSTEMS CORP12NORTHROP GRUMMAN CORP6HATHAWAY AARON ASHLEY5DAWSON DALE E1
Top patents by PatentIndex Score
52 records- 0199US7724083B2Method and apparatus for Josephson distributed output amplifierNORTHROP GRUMMAN SYSTEMS CORP·Filed 2008·Granted May 25, 2010·110 cites·37 claims
- 0294US7714386B2Carbon nanotube field effect transistorNORTHROP GRUMMAN SYSTEMS CORP·Filed 2006·Granted May 11, 2010·66 cites·15 claims
- 0393US8138784B2Method and apparatus for controlling qubits with single flux quantum logicPRZYBYSZ JOHN XAVIER·Filed 2011·Granted Mar 20, 2012·58 cites·16 claims
- 0492US4904341ASelective silicon dioxide etchant for superconductor integrated circuitsWESTINGHOUSE ELECTRIC CORP·Filed 1988·Granted Feb 27, 1990·130 cites·8 claims
- 0591US7969178B2Method and apparatus for controlling qubits with single flux quantum logicNORTHROP GRUMMAN SYSTEMS CORP·Filed 2008·Granted Jun 28, 2011·50 cites·28 claims
- 0689US10998485B1Cooler device with superconductor shuntsPRZYBYSZ JOHN X·Filed 2020·Granted May 4, 2021·4 cites·20 claims
- 0786US10727162B2Integrated circuit having a heat sink coupled to separate ground planes through vias with different thermal characteristicsNORTHROP GRUMMAN SYSTEMS CORP·Filed 2019·Granted Jul 28, 2020·4 cites·16 claims
- 0885US10229864B1Cryogenic integrated circuit having a heat sink coupled to separate ground planes through differently sized thermal viasLONEY PATRICK·Filed 2017·Granted Mar 12, 2019·7 cites·16 claims
- 0983US10629535B2Thermally isolated ground planes with a superconducting electrical couplerNORTHROP GRUMMAN SYSTEMS CORP·Filed 2017·Granted Apr 21, 2020·4 cites·19 claims
- 1082US11004763B2Superconducting device with multiple thermal sinksHATHAWAY AARON ASHLEY·Filed 2018·Granted May 11, 2021·3 cites·11 claims
- 1180US12394688B2Superconducting device including set of circuits having different operational temperature requirements with multiple thermal sinks and multiple ground planesNORTHROP GRUMMAN SYSTEMS CORP·Filed 2024·Granted Aug 19, 2025·0 cites·11 claims
- 1280US4983971AJosephson analog to digital converter for low-level signalsWESTINGHOUSE ELECTRIC CORP·Filed 1989·Granted Jan 8, 1991·47 cites·6 claims
- 1377US5140324ASuperconducting sigma-delta analog-to-digital converterWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Aug 18, 1992·38 cites·13 claims
- 1474US5552735AMulti-gigahertz single flux quantum switchNORTHROP GRUMMAN CORP·Filed 1994·Granted Sep 3, 1996·29 cites·8 claims
- 1573US8548415B2Carbon nanotube devices and method of fabricating the samePESETSKI AARON A·Filed 2007·Granted Oct 1, 2013·5 cites·18 claims
- 1671US11839165B2Cooler device with aluminum oxide insulatorsHATHAWAY AARON ASHLEY·Filed 2023·Granted Dec 5, 2023·0 cites·9 claims
- 1771US5341136ABandpass sigma-delta modulator for analog-to-digital convertersWESTINGHOUSE ELECTRIC CORP·Filed 1992·Granted Aug 23, 1994·30 cites·6 claims
- 1871US5233243ASuperconducting push-pull flux quantum logic circuitsWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Aug 3, 1993·23 cites·32 claims
- 1969US7982646B2Method and apparatus for matched quantum accurate feedback DACsNORTHROP GRUMMAN SYSTEMS CORP·Filed 2008·Granted Jul 19, 2011·6 cites·29 claims
- 2068US12027437B2Superconducting device having a plurality of thermal sink layers and a plurality of ground planesHATHAWAY AARON ASHLEY·Filed 2021·Granted Jul 2, 2024·0 cites·6 claims
- 2165US5198815ATwo loop superconducting sigma-delta analog-to-digital convertersWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Mar 30, 1993·24 cites·6 claims
- 2264US11600760B2Cooler device with aluminum oxide insulatorsHATHAWAY AARON ASHLEY·Filed 2019·Granted Mar 7, 2023·0 cites·11 claims
- 2364US5812078AJosephson junction digital to analog converter for accurate AC waveform synthesisNORTHROP GRUMMAN CORP·Filed 1997·Granted Sep 22, 1998·26 cites·31 claims
- 2463US12426504B2Solid-state cooler device with grid point contactsNORTHROP GRUMMAN SYSTEMS CORP·Filed 2023·Granted Sep 23, 2025·0 cites·14 claims
- 2562US12438524B2Thermal transition filter for a superconducting circuit systemNORTHROP GRUMMAN SYSTEMS CORP·Filed 2023·Granted Oct 7, 2025·0 cites·18 claims
- 2662US7359694B2Carbon nanotube devices and method of fabricating the sameNORTHROP GRUMMAN CORP·Filed 2004·Granted Apr 15, 2008·8 cites·9 claims
- 2762US5021867ARefractory resistors with etch stop for superconductor integrated circuitsWESTINGHOUSE ELECTRIC CORP·Filed 1989·Granted Jun 4, 1991·22 cites·2 claims
- 2861US11189773B2Superconductor thermal filterHATHAWAY AARON A·Filed 2019·Granted Nov 30, 2021·1 cites·20 claims
- 2961US4904980ARefractory resistors with etch stop for superconductor integrated circuitsWESTINGHOUSE ELECTRIC CORP·Filed 1988·Granted Feb 27, 1990·13 cites·10 claims
- 3059US11333413B2Solid state cooler deviceYOUNG ROBERT MILES·Filed 2019·Granted May 17, 2022·1 cites·20 claims
- 3158US5233242ASuperconducting push-pull flux quantum gate array cellsWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Aug 3, 1993·13 cites·28 claims
- 3256US9401488B2Cobalt-carbon eutectic metal alloy ohmic contact for carbon nanotube field effect transistorsNORTHROP GRUMMAN SYSTEMS CORP·Filed 2014·Granted Jul 26, 2016·0 cites·17 claims
- 3356US5327130ASpur-free sigma-delta modulator and multiple flux quanta feedback generatorWESTINGHOUSE ELECTRIC CORP·Filed 1993·Granted Jul 5, 1994·18 cites·9 claims
- 3452US4516315AMethod of making a self-protected thyristorWESTINGHOUSE ELECTRIC CORP·Filed 1983·Granted May 14, 1985·11 cites·4 claims
- 3552US2025212702A1Superconductor device with composite material ground planeNORTHROP GRUMMAN SYSTEMS CORP·Filed 2023·Application pending·0 cites
- 3651US11950510B2Superconductor junction for a solid state coolerHATHAWAY AARON ASHLEY·Filed 2022·Granted Apr 2, 2024·0 cites·20 claims
- 3751US9570695B2Carbon mixture ohmic contact for carbon nanotube transistor devicesNORTHROP GRUMMAN SYSTEMS CORP·Filed 2016·Granted Feb 14, 2017·0 cites·16 claims
- 3849US4859879ASuperconducting digital logic amplifierWESTINGHOUSE ELECTRIC CORP·Filed 1988·Granted Aug 22, 1989·8 cites·4 claims
- 3947US4514898AMethod of making a self protected thyristorWESTINGHOUSE ELECTRIC CORP·Filed 1983·Granted May 7, 1985·14 cites·4 claims
- 4047US4381341ATwo stage etching process for through the substrate contactsWESTINGHOUSE ELECTRIC CORP·Filed 1982·Granted Apr 26, 1983·13 cites·4 claims
- 4146US5170080ASuperconducting push-pull flux quantum digital logic circuitsWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Dec 8, 1992·8 cites·27 claims
- 4245US5069748AMethod for forming refractory resistors with etch stop for superconductor integrated circuitsWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Dec 3, 1991·12 cites·10 claims
- 4344US5164618ASuperconducting gate array cellsWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Nov 17, 1992·9 cites·19 claims
- 4444US4353779AWet chemical etching of III/V semiconductor material without gas evolutionWESTINGHOUSE ELECTRIC CORP·Filed 1981·Granted Oct 12, 1982·11 cites·10 claims
- 4543US4536783AHigh di/dt, light-triggered thyristor with etched moat current limiting resistorsWESTINGHOUSE ELECTRIC CORP·Filed 1983·Granted Aug 20, 1985·8 cites·8 claims
- 4642US5798722AUHF digital to analog converter for cryogenic radar systemNORTHROP GRUMMAN CORP·Filed 1997·Granted Aug 25, 1998·9 cites·22 claims
- 4742US2008296562A1Methods and apparatus for fabricating carbon nanotubes and carbon nanotube devicesMURDUCK JAMES M·Filed 2007·Application pending·0 cites
- 4839US5289400ASingle-flux-quantum multiply-accumulatorWESTINGHOUSE ELECTRIC CORP·Filed 1992·Granted Feb 22, 1994·12 cites·7 claims
- 4936US5854604AHigh-power waveform generatorNORTHROP GRUMMAN CORP·Filed 1997·Granted Dec 29, 1998·12 cites·25 claims
- 5036US4555845ATemperature stable self-protected thyristor and method of producingWESTINGHOUSE ELECTRIC CORP·Filed 1982·Granted Dec 3, 1985·4 cites·6 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →