Shengyi LIU

Person

Sammamish, WA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Hybrid turbine and multiple-spool electric power system for aircraft
- Patent number 12,246,843
- Issue date Mar 11, 2025
- The Boeing Company
- Evelyn M. Matheson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Direct drive electrically-geared turbofan
- Patent number 12,152,539
- Issue date Nov 26, 2024
- The Boeing Company
- Lijun Gao
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Hybrid turbine and multiple-spool electric power system for aircraft
- Patent number 12,034,306
- Issue date Jul 9, 2024
- The Boeing Company
- Evelyn M. Matheson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for ground fault monitoring in an aircraft
- Patent number 12,009,671
- Issue date Jun 11, 2024
- The Boeing Company
- Frederic Lacaux
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Direct drive electrically-geared turbofan
- Patent number 11,988,154
- Issue date May 21, 2024
- The Boeing Company
- Lijun Gao
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and system for operating a variable frequency independent sp...
- Patent number 11,848,634
- Issue date Dec 19, 2023
- The Boeing Company
- Lijun Gao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electrically geared turbofan
- Patent number 11,643,973
- Issue date May 9, 2023
- The Boeing Company
- Shengyi Liu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Battery cell design for preventing internal short circuits from occ...
- Patent number 11,626,623
- Issue date Apr 11, 2023
- The Boeing Company
- Shengyi Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery cell design for preventing internal short circuits from occ...
- Patent number 11,626,650
- Issue date Apr 11, 2023
- The Boeing Company
- Shengyi Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Impedance balancing for noise filtering in electric drive systems
- Patent number 11,608,186
- Issue date Mar 21, 2023
- The Boeing Company
- Eugene V. Solodovnik
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery management system for early detection of a battery cell int...
- Patent number 11,567,145
- Issue date Jan 31, 2023
- The Boeing Company
- Shengyi Liu
- G01 - MEASURING TESTING
Information Patent Grant
System and method for allocating propulsion load power drawn from h...
- Patent number 11,495,982
- Issue date Nov 8, 2022
- The Boeing Company
- John A. Trela
- G01 - MEASURING TESTING
Information Patent Grant
Stator secondary windings to modify a permanent magnet (PM) field
- Patent number 11,482,360
- Issue date Oct 25, 2022
- The Boeing Company
- Shengyi Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Active voltage balancing for power modulation device
- Patent number 11,469,754
- Issue date Oct 11, 2022
- The Boeing Company
- Eugene V. Solodovnik
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Parallel modular converter architecture
- Patent number 11,431,176
- Issue date Aug 30, 2022
- The Boeing Company
- Adam J. Winstanley
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electrical power generation from turbine engines
- Patent number 11,362,567
- Issue date Jun 14, 2022
- The Boeing Company
- Shengyi Liu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Electrically geared turbofan
- Patent number 11,193,426
- Issue date Dec 7, 2021
- The Boeing Company
- Shengyi Liu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Variable frequency independent speed motor control based on flux es...
- Patent number 11,146,200
- Issue date Oct 12, 2021
- The Boeing Company
- Lijun Gao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current ripple reduction for a direct current source powering an al...
- Patent number 11,128,212
- Issue date Sep 21, 2021
- The Boeing Company
- Shengyi Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Thin haul hybrid electric propulsion system
- Patent number 11,110,811
- Issue date Sep 7, 2021
- The Boeing Company
- Lijun Gao
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hybrid wound-rotor motor and generator with induction feed and pers...
- Patent number 11,069,463
- Issue date Jul 20, 2021
- The Boeing Company
- John R. Hull
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hybrid wound-rotor motor and generator with induction feed and pers...
- Patent number 11,056,963
- Issue date Jul 6, 2021
- The Boeing Company
- John R. Hull
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Independent-speed-variable-frequency-generator-based constant frequ...
- Patent number 11,025,183
- Issue date Jun 1, 2021
- The Boeing Company
- Lijun Gao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electrical generation from turbine engines
- Patent number 10,934,880
- Issue date Mar 2, 2021
- The Boeing Company
- Shengyi Liu
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Method and system for independent-speed-variable-frequency-generato...
- Patent number 10,840,839
- Issue date Nov 17, 2020
- The Boeing Company
- Lijun Gao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Synchronous machine with common motor/generator exciter stage
- Patent number 10,784,757
- Issue date Sep 22, 2020
- The Boeing Company
- Lijun Gao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery cell design for preventing internal short circuits from occ...
- Patent number 10,665,849
- Issue date May 26, 2020
- The Boeing Company
- Shengyi Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery cell design for preventing internal short circuits from occ...
- Patent number 10,651,514
- Issue date May 12, 2020
- The Boeing Company
- Shengyi Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Negative-slope voltage-frequency for starting a variable frequency...
- Patent number 10,622,931
- Issue date Apr 14, 2020
- Boeing Company, the
- Lijun Gao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Superconducting air core inductor systems and methods
- Patent number 10,573,458
- Issue date Feb 25, 2020
- The Boeing Company
- John R. Hull
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
TRANSVERSE FLUX ASYNCHRONOUS ELECTRIC MACHINE
- Publication number 20250062667
- Publication date Feb 20, 2025
- The Boeing Company
- Jeremiah Vannest
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HYBRID TURBINE AND MULTIPLE-SPOOL ELECTRIC POWER SYSTEM FOR AIRCRAFT
- Publication number 20240262516
- Publication date Aug 8, 2024
- The Boeing Company
- Evelyn M. Matheson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DIRECT DRIVE ELECTRICALLY-GEARED TURBOFAN
- Publication number 20240218837
- Publication date Jul 4, 2024
- The Boeing Company
- Lijun Gao
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Battery Temperature Regulation System
- Publication number 20230378569
- Publication date Nov 23, 2023
- The Boeing Company
- Lijun Gao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEM AND METHOD FOR GROUND FAULT MONITORING IN AN AIRCRAFT
- Publication number 20230261476
- Publication date Aug 17, 2023
- The Boeing Company
- Frederic Lacaux
- B60 - VEHICLES IN GENERAL
Information Patent Application
Adaptive Battery Charging System and Method
- Publication number 20230261493
- Publication date Aug 17, 2023
- The Boeing Company
- Frederic Lacaux
- B60 - VEHICLES IN GENERAL
Information Patent Application
ARCHITECTURE FOR AN ELECTRIC POWER GENERATOR FOR AVIATION
- Publication number 20230216387
- Publication date Jul 6, 2023
- The Boeing Company
- Jeremiah Vannest
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND SYSTEM FOR OPERATING A VARIABLE FREQUENCY INDEPENDENT SP...
- Publication number 20220294373
- Publication date Sep 15, 2022
- The Boeing Company
- Lijun Gao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DIRECT DRIVE ELECTRICALLY-GEARED TURBOFAN
- Publication number 20220243664
- Publication date Aug 4, 2022
- The Boeing Company
- Lijun Gao
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
RECONFIGURABLE BATTERY SYSTEM FOR EFFICIENT CHARGING AND DISCHARGING
- Publication number 20220231516
- Publication date Jul 21, 2022
- The Boeing Company
- John A. Trela
- B60 - VEHICLES IN GENERAL
Information Patent Application
IMPEDANCE BALANCING FOR NOISE FILTERING IN ELECTRIC DRIVE SYSTEMS
- Publication number 20220212808
- Publication date Jul 7, 2022
- The Boeing Company
- Eugene V. Solodovnik
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ACTIVE VOLTAGE BALANCING FOR POWER MODULATION DEVICE
- Publication number 20220216865
- Publication date Jul 7, 2022
- The Boeing Company
- Eugene V. Solodovnik
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
BATTERY MANAGEMENT SYSTEM FOR EARLY DETECTION OF A BATTERY CELL INT...
- Publication number 20220196756
- Publication date Jun 23, 2022
- The Boeing Company
- Shengyi Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRICALLY GEARED TURBOFAN
- Publication number 20220162996
- Publication date May 26, 2022
- The Boeing Company
- Shengyi Liu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
System and Method for Allocating Propulsion Load Power Drawn from H...
- Publication number 20220069605
- Publication date Mar 3, 2022
- The Boeing Company
- John A. Trela
- G01 - MEASURING TESTING
Information Patent Application
ELECTRICALLY GEARED TURBOFAN
- Publication number 20210324804
- Publication date Oct 21, 2021
- The Boeing Company
- Shengyi Liu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
VARIABLE FREQUENCY INDEPENDENT SPEED MOTOR CONTROL BASED ON FLUX ES...
- Publication number 20210288603
- Publication date Sep 16, 2021
- The Boeing Company
- Lijun Gao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Current Ripple Reduction for a Direct Current Source Powering an Al...
- Publication number 20210273554
- Publication date Sep 2, 2021
- The Boeing Company
- Shengyi Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRICAL POWER GENERATION FROM TURBINE ENGINES
- Publication number 20210226509
- Publication date Jul 22, 2021
- The Boeing Company
- Shengyi Liu
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
INDEPENDENT-SPEED-VARIABLE-FREQUENCY-GENERATOR-BASED CONSTANT FREQU...
- Publication number 20210099117
- Publication date Apr 1, 2021
- The Boeing Company
- Lijun Gao
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
ELECTRICAL GENERATION FROM TURBINE ENGINES
- Publication number 20210062672
- Publication date Mar 4, 2021
- The Boeing Company
- Shengyi Liu
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
HYBRID WOUND-ROTOR MOTOR AND GENERATOR WITH INDUCTION FEED AND PERS...
- Publication number 20200412230
- Publication date Dec 31, 2020
- The Boeing Company
- John R. Hull
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HYBRID WOUND-ROTOR MOTOR AND GENERATOR WITH INDUCTION FEED AND PERS...
- Publication number 20200411219
- Publication date Dec 31, 2020
- The Boeing Company
- John R. Hull
- G01 - MEASURING TESTING
Information Patent Application
Battery Cell Design for Preventing Internal Short Circuits from Occ...
- Publication number 20200251712
- Publication date Aug 6, 2020
- The Boeing Company
- Shengyi Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Battery Cell Design for Preventing Internal Short Circuits from Occ...
- Publication number 20200235438
- Publication date Jul 23, 2020
- The Boeing Company
- Shengyi Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THIN HAUL HYBRID ELECTRIC PROPULSION SYSTEM
- Publication number 20200180454
- Publication date Jun 11, 2020
- The Boeing Company
- Lijun Gao
- B60 - VEHICLES IN GENERAL
Information Patent Application
VARIABLE FREQUENCY INDEPENDENT SPEED MOTOR
- Publication number 20190356261
- Publication date Nov 21, 2019
- The Boeing Company
- Lijun Gao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
EXTERNALLY MODULATED INDEPENDENT SPEED VARIABLE FREQUENCY GENERATOR
- Publication number 20190326839
- Publication date Oct 24, 2019
- The Boeing Company
- Lijun Gao
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SYSTEM AND METHOD FOR OPERATING AN INDEPENDENT SPEED VARIABLE FREQU...
- Publication number 20190219020
- Publication date Jul 18, 2019
- The Boeing Company
- Shengyi LIU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INDEPENDENT SPEED VARIABLE FREQEUNCY BASED ELECTRIFIED PROPULSION S...
- Publication number 20190214828
- Publication date Jul 11, 2019
- The Boeing Company
- Lijun Gao
- B60 - VEHICLES IN GENERAL

Shengyi LIU

Person

Patents Grantslast 30 patents

Hybrid turbine and multiple-spool electric power system for aircraft

Direct drive electrically-geared turbofan

Hybrid turbine and multiple-spool electric power system for aircraft

System and method for ground fault monitoring in an aircraft

Direct drive electrically-geared turbofan

Method and system for operating a variable frequency independent sp...

Electrically geared turbofan

Battery cell design for preventing internal short circuits from occ...

Battery cell design for preventing internal short circuits from occ...

Impedance balancing for noise filtering in electric drive systems

Battery management system for early detection of a battery cell int...

System and method for allocating propulsion load power drawn from h...

Stator secondary windings to modify a permanent magnet (PM) field

Active voltage balancing for power modulation device

Parallel modular converter architecture

Electrical power generation from turbine engines

Electrically geared turbofan

Variable frequency independent speed motor control based on flux es...

Current ripple reduction for a direct current source powering an al...

Thin haul hybrid electric propulsion system

Hybrid wound-rotor motor and generator with induction feed and pers...

Hybrid wound-rotor motor and generator with induction feed and pers...

Independent-speed-variable-frequency-generator-based constant frequ...

Electrical generation from turbine engines

Method and system for independent-speed-variable-frequency-generato...

Synchronous machine with common motor/generator exciter stage

Battery cell design for preventing internal short circuits from occ...

Battery cell design for preventing internal short circuits from occ...

Negative-slope voltage-frequency for starting a variable frequency...

Superconducting air core inductor systems and methods

Patents Applicationslast 30 patents

TRANSVERSE FLUX ASYNCHRONOUS ELECTRIC MACHINE

HYBRID TURBINE AND MULTIPLE-SPOOL ELECTRIC POWER SYSTEM FOR AIRCRAFT

DIRECT DRIVE ELECTRICALLY-GEARED TURBOFAN

Battery Temperature Regulation System

SYSTEM AND METHOD FOR GROUND FAULT MONITORING IN AN AIRCRAFT

Adaptive Battery Charging System and Method

ARCHITECTURE FOR AN ELECTRIC POWER GENERATOR FOR AVIATION

METHOD AND SYSTEM FOR OPERATING A VARIABLE FREQUENCY INDEPENDENT SP...

DIRECT DRIVE ELECTRICALLY-GEARED TURBOFAN

RECONFIGURABLE BATTERY SYSTEM FOR EFFICIENT CHARGING AND DISCHARGING

IMPEDANCE BALANCING FOR NOISE FILTERING IN ELECTRIC DRIVE SYSTEMS

ACTIVE VOLTAGE BALANCING FOR POWER MODULATION DEVICE

BATTERY MANAGEMENT SYSTEM FOR EARLY DETECTION OF A BATTERY CELL INT...

ELECTRICALLY GEARED TURBOFAN

System and Method for Allocating Propulsion Load Power Drawn from H...

ELECTRICALLY GEARED TURBOFAN

VARIABLE FREQUENCY INDEPENDENT SPEED MOTOR CONTROL BASED ON FLUX ES...

Current Ripple Reduction for a Direct Current Source Powering an Al...

ELECTRICAL POWER GENERATION FROM TURBINE ENGINES

INDEPENDENT-SPEED-VARIABLE-FREQUENCY-GENERATOR-BASED CONSTANT FREQU...

ELECTRICAL GENERATION FROM TURBINE ENGINES

HYBRID WOUND-ROTOR MOTOR AND GENERATOR WITH INDUCTION FEED AND PERS...

HYBRID WOUND-ROTOR MOTOR AND GENERATOR WITH INDUCTION FEED AND PERS...

Battery Cell Design for Preventing Internal Short Circuits from Occ...

Battery Cell Design for Preventing Internal Short Circuits from Occ...

THIN HAUL HYBRID ELECTRIC PROPULSION SYSTEM

VARIABLE FREQUENCY INDEPENDENT SPEED MOTOR

EXTERNALLY MODULATED INDEPENDENT SPEED VARIABLE FREQUENCY GENERATOR

SYSTEM AND METHOD FOR OPERATING AN INDEPENDENT SPEED VARIABLE FREQU...

INDEPENDENT SPEED VARIABLE FREQEUNCY BASED ELECTRIFIED PROPULSION S...