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Hefei, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Wafer processing system, semiconductor-machine automatic leveling a...
Patent number
11,972,967
Issue date
Apr 30, 2024
CHANGXIN MEMORY TECHNOLOGIES, INC.
Xueyu Liang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Conveyor device and semiconductor production equipment
Patent number
11,923,226
Issue date
Mar 5, 2024
CHANGXIN MEMORY TECHNOLOGIES, INC.
Xueyu Liang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Photomask inspection system and method
Patent number
11,922,262
Issue date
Mar 5, 2024
CHANGXIN MEMORY TECHNOLOGIES, INC.
Xueyu Liang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Wafer edge exposure apparatus, wafer edge exposure method and photo...
Patent number
11,822,261
Issue date
Nov 21, 2023
CHANGXIN MEMORY TECHNOLOGIES, INC.
Xueyu Liang
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photolithography device and method for monitoring position of a lig...
Patent number
11,669,015
Issue date
Jun 6, 2023
CHANGXIN MEMORY TECHNOLOGIES, INC.
Xueyu Liang
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
FLOW CONTROL EQUIPMENT AND AUTOMATIC REFILLING SYSTEM
Publication number
20230223288
Publication date
Jul 13, 2023
CHANGXIN MEMORY TECHNOLOGIES, INC
Bo LIU
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
PHOTOMASK INSPECTION SYSTEM AND METHOD
Publication number
20230138028
Publication date
May 4, 2023
CHANGXIN MEMORY TECHNOLOGIES, INC
Xueyu Liang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CONVEYOR DEVICE AND SEMICONDUCTOR PRODUCTION EQUIPMENT
Publication number
20230067252
Publication date
Mar 2, 2023
CHANGXIN MEMORY TECHNOLOGIES, INC.
Xueyu LIANG
G01 - MEASURING TESTING
Information
Patent Application
WAFER PROCESSING APPARATUS AND WAFER TRANSFER METHOD
Publication number
20230057774
Publication date
Feb 23, 2023
CHANGXIN MEMORY TECHNOLOGIES, INC.
Xueyu LIANG
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
MACHINE CLEANING DEVICE
Publication number
20230056022
Publication date
Feb 23, 2023
CHANGXIN MEMORY TECHNOLOGIES, INC.
Xueyu LIANG
B08 - CLEANING
Information
Patent Application
RETICLE DETECTION APPARATUS, RETICLE DETECTION METHOD, EXPOSURE MAC...
Publication number
20220308461
Publication date
Sep 29, 2022
CHANGXIN MEMORY TECHNOLOGIES, INC.
Xueyu LIANG
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CLEANING SYSTEM, EXPOSURE MACHINE, AND CLEANING METHOD
Publication number
20220308467
Publication date
Sep 29, 2022
CHANGXIN MEMORY TECHNOLOGIES, INC
Lulu FANG
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
WAFER EDGE EXPOSURE APPARATUS, WAFER EDGE EXPOSURE METHOD AND PHOTO...
Publication number
20220308469
Publication date
Sep 29, 2022
CHANGXIN MEMORY TECHNOLOGIES, INC.
Xueyu LIANG
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PHOTOLITHOGRAPHY DEVICE AND METHOD FOR MONITORING POSITION OF A LIG...
Publication number
20220308458
Publication date
Sep 29, 2022
CHANGXIN MEMORY TECHNOLOGIES, INC.
Xueyu LIANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SYSTEM, METHOD, AND DEVICE FOR MONITORING CLOSED STATE OF COVER OF...
Publication number
20220136304
Publication date
May 5, 2022
CHANGXIN MEMORY TECHNOLOGIES, INC
Xueyu LIANG
G08 - SIGNALLING
Information
Patent Application
STORAGE SYSTEM, QUERY SYSTEM AND STORAGE METHOD FOR RETICLES, AND C...
Publication number
20220044950
Publication date
Feb 10, 2022
CHANGXIN MEMORY TECHNOLOGIES, INC
Xueyu LIANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
WAFER PROCESSING SYSTEM, SEMICONDUCTOR-MACHINE AUTOMATIC LEVELING A...
Publication number
20210358789
Publication date
Nov 18, 2021
CHANGXIN MEMORY TECHNOLOGIES, INC
Xueyu LIANG
G01 - MEASURING TESTING