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Lei Chen
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South Windsor, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Sealing for anodized metal
Patent number
12,134,830
Issue date
Nov 5, 2024
RTX Corporation
Lei Chen
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Mixed acid anodization
Patent number
12,134,828
Issue date
Nov 5, 2024
RTX Corporation
Lei Chen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method and system for flammable gas detection
Patent number
11,927,354
Issue date
Mar 12, 2024
Carrier Corporation
Lei Chen
G01 - MEASURING TESTING
Information
Patent Grant
Coating for internal surfaces of an airfoil and method of manufactu...
Patent number
11,873,569
Issue date
Jan 16, 2024
RTX Corporation
Lei Chen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Sensor and method for gas testing
Patent number
11,846,601
Issue date
Dec 19, 2023
Carrier Corporation
Zhiwei Yang
G01 - MEASURING TESTING
Information
Patent Grant
Moderate-to-low global warming potential value refrigerant leak det...
Patent number
11,802,700
Issue date
Oct 31, 2023
Carrier Corporation
Lei Chen
G01 - MEASURING TESTING
Information
Patent Grant
Electroformed nickel-chromium alloy
Patent number
11,732,372
Issue date
Aug 22, 2023
Raytheon Technologies Corporation
Lei Chen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method and system for multi-sensor gas detection
Patent number
11,604,156
Issue date
Mar 14, 2023
Carrier Corporation
Lei Chen
G01 - MEASURING TESTING
Information
Patent Grant
Turbine engine shaft coating
Patent number
11,572,626
Issue date
Feb 7, 2023
Raytheon Technologies Corporation
Lei Chen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Electroplating systems and methods
Patent number
11,542,617
Issue date
Jan 3, 2023
Hamilton Sundstrand Corporation
Lei Chen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Air filter system and HVAC system
Patent number
11,493,216
Issue date
Nov 8, 2022
Carrier Corporation
Lei Chen
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Refrigerant leak detection system
Patent number
11,441,820
Issue date
Sep 13, 2022
Carrier Corporation
Paul V. Weyna
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Sacrificial coating and procedure for electroplating aluminum on al...
Patent number
11,401,619
Issue date
Aug 2, 2022
United Technologies Corporation
Lei Chen
B32 - LAYERED PRODUCTS
Information
Patent Grant
Condition based energy smart air circulation system
Patent number
11,268,725
Issue date
Mar 8, 2022
Carrier Corporation
Lei Chen
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Electrochemical sensor containing an internal reference cell
Patent number
11,209,384
Issue date
Dec 28, 2021
Carrier Corporation
Zhiwei Yang
G01 - MEASURING TESTING
Information
Patent Grant
Carbon monoxide monitoring system suitable for unconditioned spaces
Patent number
11,210,923
Issue date
Dec 28, 2021
Carrier Corporation
Lei Chen
G08 - SIGNALLING
Information
Patent Grant
Leak detection unit for refrigerant system
Patent number
11,092,566
Issue date
Aug 17, 2021
Carrier Corporation
Lei Chen
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Electroplating systems and methods
Patent number
10,954,600
Issue date
Mar 23, 2021
Hamilton Sundstrand Corporation
Lei Chen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Coating for internal surfaces of an airfoil and method of manufactu...
Patent number
10,711,361
Issue date
Jul 14, 2020
Raytheon Technologies Corporation
Lei Chen
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Gas sensor for detecting hydrocarbons
Patent number
10,697,924
Issue date
Jun 30, 2020
Carrier Corporation
Lei Chen
G01 - MEASURING TESTING
Information
Patent Grant
Electrodeposited nickel-chromium alloy
Patent number
10,669,867
Issue date
Jun 2, 2020
Raytheon Technologies Corporation
Lei Chen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Nickel-chromium-aluminum composite by electrodeposition
Patent number
10,669,851
Issue date
Jun 2, 2020
Raytheon Technologies Corporation
Lei Chen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Refrigerant analyzer and a method of using the same
Patent number
10,663,396
Issue date
May 26, 2020
Carrier Corporation
Lei Chen
G01 - MEASURING TESTING
Information
Patent Grant
Refrigerant analyzer and a method of using the same
Patent number
10,648,943
Issue date
May 12, 2020
Carrier Corporation
Lei Chen
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Leak detection unit for refrigerant system
Patent number
10,488,065
Issue date
Nov 26, 2019
Carrier Corporation
Lei Chen
G01 - MEASURING TESTING
Information
Patent Grant
Detection of refrigerant contaminants
Patent number
10,416,113
Issue date
Sep 17, 2019
Carrier Corporation
Lei Chen
G01 - MEASURING TESTING
Information
Patent Grant
Electroformed nickel-chromium alloy
Patent number
10,378,118
Issue date
Aug 13, 2019
United Technologies Corporation
Lei Chen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Coated metal article
Patent number
10,330,138
Issue date
Jun 25, 2019
Hamilton Sundstrand Corporation
Lei Chen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Bimetallic zincating processing for enhanced adhesion of aluminum o...
Patent number
10,214,823
Issue date
Feb 26, 2019
United Technnologies Corporation
Rhonda R. Willigan
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
State of health monitoring and restoration of electrochemical sensor
Patent number
10,203,302
Issue date
Feb 12, 2019
Carrier Corporation
Matthew J. Buchholz
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Coating for Aluminum Alloy Aerostructures
Publication number
20250003345
Publication date
Jan 2, 2025
RTX Corporation
Lei Chen
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
MODERATE-TO-LOW GLOBAL WARMING POTENTIAL VALUE REFRIGERANT LEAK DET...
Publication number
20240060668
Publication date
Feb 22, 2024
Carrier Corporation
Lei Chen
F24 - HEATING RANGES VENTILATING
Information
Patent Application
Turbine Engine Shaft Coating
Publication number
20230139403
Publication date
May 4, 2023
Raytheon Technologies Corporation
Lei Chen
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HYBRID SEALING FOR ANODIZED METAL
Publication number
20220154350
Publication date
May 19, 2022
Raytheon Technologies Corporation
Lei Chen
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
MIXED ACID ANODIZATION
Publication number
20220154361
Publication date
May 19, 2022
Raytheon Technologies Corporation
Lei Chen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
SEALING FOR ANODIZED METAL
Publication number
20220127745
Publication date
Apr 28, 2022
Raytheon Technologies Corporation
Lei Chen
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH PURITY ALUMINUM COATING WITH ZINC SACRIFICIAL UNDERLAYER FOR A...
Publication number
20220119975
Publication date
Apr 21, 2022
Raytheon Technologies Corporation
LEI CHEN
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD AND SYSTEM FOR FLAMMABLE GAS DETECTION
Publication number
20210364180
Publication date
Nov 25, 2021
Carrier Corporation
Lei Chen
G01 - MEASURING TESTING
Information
Patent Application
REFRIGERANT LEAK DETECTION SYSTEM
Publication number
20210268875
Publication date
Sep 2, 2021
Carrier Corporation
Paul V. WEYNA
B60 - VEHICLES IN GENERAL
Information
Patent Application
CARBON MONOXIDE MONITORING SYSTEM SUITABLE FOR UNCONDITIONED SPACES
Publication number
20210248896
Publication date
Aug 12, 2021
Carrier Corporation
Lei CHEN
G08 - SIGNALLING
Information
Patent Application
VENTILATION SYSTEM PROVIDED WITH A REFRIGERATED CONTAINER
Publication number
20210213802
Publication date
Jul 15, 2021
Carrier Corporation
Ciara Nichole Poolman
B60 - VEHICLES IN GENERAL
Information
Patent Application
GAS MONITORING APPARATUS AND METHOD
Publication number
20210207830
Publication date
Jul 8, 2021
Carrier Corporation
Lei Chen
F24 - HEATING RANGES VENTILATING
Information
Patent Application
ELECTROPLATING SYSTEMS AND METHODS
Publication number
20210207279
Publication date
Jul 8, 2021
HAMILTON SUNDSTRAND CORPORATION
Lei Chen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Turbine Engine Shaft Coating
Publication number
20210164107
Publication date
Jun 3, 2021
Raytheon Technologies Corporation
Lei Chen
B32 - LAYERED PRODUCTS
Information
Patent Application
MODERATE-TO-LOW GLOBAL WARMING POTENTIAL VALUE REFRIGERANT LEAK DET...
Publication number
20210108819
Publication date
Apr 15, 2021
Carrier Corporation
Lei Chen
G01 - MEASURING TESTING
Information
Patent Application
COATING FOR INTERNAL SURFACES OF AN AIRFOIL AND METHOD OF MANUFACTU...
Publication number
20200347506
Publication date
Nov 5, 2020
Raytheon Technologies Corporation
Lei Chen
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NICKEL-CHROMIUM-ALUMINUM COMPOSITE BY ELECTRODEPOSITION
Publication number
20200291780
Publication date
Sep 17, 2020
Raytheon Technologies Corporation
Lei Chen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
ELECTRODEPOSITED NICKEL-CHROMIUM ALLOY
Publication number
20200291797
Publication date
Sep 17, 2020
Raytheon Technologies Corporation
Lei Chen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD AND SYSTEM FOR MULTI-SENSOR GAS DETECTION
Publication number
20200166470
Publication date
May 28, 2020
Carrier Corporation
Lei Chen
F24 - HEATING RANGES VENTILATING
Information
Patent Application
A CONDITION BASED ENERGY SMART AIR CIRCULATION SYSTEM
Publication number
20200141604
Publication date
May 7, 2020
Carrier Corporation
Lei Chen
F24 - HEATING RANGES VENTILATING
Information
Patent Application
AIR FILTER SYSTEM AND HVAC SYSTEM
Publication number
20200103127
Publication date
Apr 2, 2020
Carrier Corporation
Lei Chen
F24 - HEATING RANGES VENTILATING
Information
Patent Application
SENSOR AND METHOD FOR GAS TESTING
Publication number
20200080958
Publication date
Mar 12, 2020
Carrier Corporation
Zhiwei YANG
G01 - MEASURING TESTING
Information
Patent Application
LEAK DETECTION UNIT FOR REFRIGERANT SYSTEM
Publication number
20200049362
Publication date
Feb 13, 2020
Carrier Corporation
Lei Chen
G01 - MEASURING TESTING
Information
Patent Application
ELECTROFORMED NICKEL-CHROMIUM ALLOY
Publication number
20190368061
Publication date
Dec 5, 2019
United Technologies Corporation
Lei Chen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
ELECTROCHEMICAL SENSOR CONTAINING AN INTERNAL REFERENCE CELL
Publication number
20190257782
Publication date
Aug 22, 2019
Carrier Corporation
Zhiwei YANG
G01 - MEASURING TESTING
Information
Patent Application
ELECTROFORMED NICKEL-CHROMIUM ALLOY
Publication number
20190072683
Publication date
Mar 7, 2019
United Technologies Corporation
Lei Chen
G01 - MEASURING TESTING
Information
Patent Application
REFRIGERANT ANALYZER AND A METHOD OF USING THE SAME
Publication number
20180356337
Publication date
Dec 13, 2018
Carrier Corporation
Lei Chen
G01 - MEASURING TESTING
Information
Patent Application
COATING FOR INTERNAL SURFACES OF AN AIRFOIL AND METHOD OF MANUFACTU...
Publication number
20180340265
Publication date
Nov 29, 2018
United Technologies Corporation
Lei Chen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
SACRIFICIAL COATING AND PROCEDURE FOR ELECTROPLATING ALUMINUM ON AL...
Publication number
20180327923
Publication date
Nov 15, 2018
United Technologies Corporation
Lei Chen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
SENSOR ARRAY FOR REFRIGERANT DETECTION
Publication number
20180321121
Publication date
Nov 8, 2018
Carrier Corporation
Ivan Rydkin
F24 - HEATING RANGES VENTILATING