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QROMIS INC
US51 patents
Top patents by PatentIndex Score
US11011373B2May 18, 2021
Engineered substrate structures for power and RF applications
QROMIS INC3 citations84
US10763109B2Sep 1, 2020
Methods of manufacturing engineered substrate structures for power and RF applications
QROMIS INC5 citations84
US10622468B2Apr 14, 2020
RF device integrated on an engineered substrate
QROMIS INC5 citations84
US10297445B2May 21, 2019
Engineered substrate structure for power and RF applications
QROMIS INC9 citations84
US10134589B2Nov 20, 2018
Polycrystalline ceramic substrate and method of manufacture
QROMIS INC6 citations84
US10535547B2Jan 14, 2020
Methods of forming a vertical semiconductor diode using an engineered substrate
QROMIS INC6 citations83
US10355120B2Jul 16, 2019
Gallium nitride epitaxial structures for power devices
QROMIS INC6 citations83
US10290674B2May 14, 2019
Engineered substrate including light emitting diode and power circuitry
QROMIS INC11 citations83
US10181419B2Jan 15, 2019
Vertical semiconductor diode manufactured with an engineered substrate
QROMIS INC3 citations83
US12009205B2Jun 11, 2024
Engineered substrate structures for power and RF applications
QROMIS INC1 citations73
US11387101B2Jul 12, 2022
Methods of manufacturing engineered substrate structures for power and RF applications
QROMIS INC2 citations73
US10964535B2Mar 30, 2021
Polycrystalline ceramic substrate and method of manufacture
QROMIS INC2 citations73
US10910258B2Feb 2, 2021
Engineered substrate structure and method of manufacture
QROMIS INC2 citations73
US10734303B2Aug 4, 2020
Power and RF devices implemented using an engineered substrate structure
QROMIS INC4 citations73
US10566190B2Feb 18, 2020
Polycrystalline ceramic substrate
QROMIS INC2 citations73
US10510582B2Dec 17, 2019
Engineered substrate structure
QROMIS INC2 citations73
US10438792B2Oct 8, 2019
Methods for integration of elemental and compound semiconductors on a ceramic substrate
QROMIS INC2 citations73
US10141371B2Nov 27, 2018
Wide band gap device integrated circuit device
QROMIS INC2 citations73
US10833186B2Nov 10, 2020
Gallium nitride epitaxial structures for power devices
QROMIS INC3 citations72
US10755986B2Aug 25, 2020
Aluminum nitride based Silicon-on-Insulator substrate structure
QROMIS INC3 citations72
US10573516B2Feb 25, 2020
Methods for integrated devices on an engineered substrate
QROMIS INC4 citations72
US10529613B2Jan 7, 2020
Electronic power devices integrated with an engineered substrate
QROMIS INC1 citations72
US10395965B2Aug 27, 2019
Electronic power devices integrated with an engineered substrate
QROMIS INC2 citations72
US10204778B2Feb 12, 2019
Method and system for vertical power devices
QROMIS INC3 citations72
US11335557B2May 17, 2022
Multi-deposition process for high quality gallium nitride device manufacturing
QROMIS INC0 citations63
US10679852B2Jun 9, 2020
Multi-deposition process for high quality gallium nitride device manufacturing
QROMIS INC1 citations63
US10655243B2May 19, 2020
Growth of epitaxial gallium nitride material using a thermally matched substrate
QROMIS INC1 citations63
US12362296B2Jul 15, 2025
Systems for fabrication of MMIC and RF devices on engineered substrates
QROMIS INC0 citations62
US12315721B2May 27, 2025
Polycrystalline ceramic substrate
QROMIS INC0 citations62
US12224173B2Feb 11, 2025
Polycrystalline ceramic substrate and method of manufacture
QROMIS INC0 citations62
US12217957B2Feb 4, 2025
Engineered substrate structures for power and RF applications
QROMIS INC0 citations62
US11881404B2Jan 23, 2024
Method and system for diffusing magnesium in gallium nitride materials using sputtered magnesium sources
QROMIS INC0 citations62
US11735460B2Aug 22, 2023
Integrated circuit devices with an engineered substrate
QROMIS INC0 citations62
US11699750B2Jul 11, 2023
Gallium nitride epitaxial structures for power devices
QROMIS INC0 citations62
US11328927B2May 10, 2022
System for integration of elemental and compound semiconductors on a ceramic substrate
QROMIS INC0 citations62
US11271101B2Mar 8, 2022
RF device integrated on an engineered substrate
QROMIS INC0 citations62
US11164743B2Nov 2, 2021
Systems and method for integrated devices on an engineered substrate
QROMIS INC0 citations62
US11121244B2Sep 14, 2021
RF device integrated on an engineered substrate
QROMIS INC0 citations62
US11121120B2Sep 14, 2021
Method and system for electronic devices with polycrystalline substrate structure interposer
QROMIS INC1 citations62
US11107720B2Aug 31, 2021
Methods of manufacturing vertical semiconductor diodes using an engineered substrate
QROMIS INC0 citations62
US10930576B2Feb 23, 2021
Gallium-nitride based devices implementing an engineered substrate structure
QROMIS INC0 citations62
US10347794B2Jul 9, 2019
Gallium nitride wafer substrate for solid state lighting devices and associated systems
QROMIS INC1 citations61
US10763299B2Sep 1, 2020
Wide band gap device integrated circuit architecture on engineered substrate
QROMIS INC0 citations52
US10763110B2Sep 1, 2020
Method and system for forming doped regions by diffusion gallium nitride materials
QROMIS INC0 citations52
US10734486B2Aug 4, 2020
Lateral high electron mobility transistor with integrated clamp diode
QROMIS INC0 citations52
US10510577B2Dec 17, 2019
Lift off process for chip scale package solid state devices on engineered substrate
QROMIS INC0 citations52
US10490636B2Nov 26, 2019
Lateral high electron mobility transistor with integrated clamp diode
QROMIS INC0 citations52
US10431714B2Oct 1, 2019
Engineered substrates for semiconductor devices and associated systems and methods
QROMIS INC0 citations52
US10411108B2Sep 10, 2019
Vertical gallium nitride Schottky diode
QROMIS INC0 citations41
US10312378B2Jun 4, 2019
Lateral gallium nitride JFET with controlled doping profile
QROMIS INC0 citations41
Showing the top 50 of 51 patents by PatentIndex Score.