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Wuhan, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Method of forming top select gate trenches
Patent number
12,021,126
Issue date
Jun 25, 2024
Yangtze Memory Technologies Co., Ltd.
Hang Yin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and structure for forming stairs in three-dimensional memory...
Patent number
11,950,418
Issue date
Apr 2, 2024
Yangtze Memory Technologies Co., Ltd.
Xinxin Liu
Information
Patent Grant
Three-dimensional memory devices and methods for forming the same
Patent number
11,950,419
Issue date
Apr 2, 2024
Yangtze Memory Technologies Co., Ltd.
Zongke Xu
Information
Patent Grant
Three-dimensional memory devices having isolation structure for sou...
Patent number
11,711,921
Issue date
Jul 25, 2023
Yangtze Memory Technologies Co., Ltd.
Zhen Guo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and structure for forming stairs in three-dimensional memory...
Patent number
11,552,097
Issue date
Jan 10, 2023
Yangtze Memory Technologies Co., Ltd.
Xinxin Liu
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICES AND METHODS FOR FORMING THE SAME
Publication number
20240206176
Publication date
Jun 20, 2024
Yangtze Memory Technologies Co., Ltd.
Zongke Xu
Information
Patent Application
GATELINE MASK DESIGN FOR REMOVING SACRIFICIAL GATELINE POLYSILICON...
Publication number
20240178001
Publication date
May 30, 2024
Yangtze Memory Technologies Co., Ltd.
Beibei LI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICES AND SYSTEM HAVING THE SAME
Publication number
20240170389
Publication date
May 23, 2024
Yangtze Memory Technologies Co., Ltd.
Jiajia Wu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICES HAVING ISOLATION STRUCTURE FOR SOU...
Publication number
20230301106
Publication date
Sep 21, 2023
Yangtze Memory Technologies Co., Ltd.
Zhen Guo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL MEMORY AND ITS FABRICATION METHOD
Publication number
20230148055
Publication date
May 11, 2023
Yangtze Memory Technologies Co., Ltd.
Zhen Guo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND STRUCTURE FOR FORMING STAIRS IN THREE-DIMENSIONAL MEMORY...
Publication number
20230095343
Publication date
Mar 30, 2023
Yangtze Memory Technologies Co., Ltd.
Xinxin Liu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICES AND METHODS FOR FORMING THE SAME
Publication number
20220293627
Publication date
Sep 15, 2022
YANGTZE MEMORY TECHNOLOGIES CO., LTD.
Zongke Xu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VERTICAL MEMORY DEVICES
Publication number
20220231043
Publication date
Jul 21, 2022
Yangtze Memory Technologies Co., Ltd.
Qiangwei ZHANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHODS FOR FORMING STAIRS IN THREE-DIMENSIONAL MEMORY DEVICES
Publication number
20220223469
Publication date
Jul 14, 2022
YANGTZE MEMORY TECHNOLOGIES CO., LTD.
Xiangning Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE FABRICATION
Publication number
20220181349
Publication date
Jun 9, 2022
Yangtze Memory Technologies Co., Ltd.
Bin YUAN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF FORMING TOP SELECT GATE TRENCHES
Publication number
20220085181
Publication date
Mar 17, 2022
Yangtze Memory Technologies Co., Ltd.
Hang YIN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THREE-DIMENSIONAL MEMORY DEVICES HAVING ISOLATION STRUCTURE FOR SOU...
Publication number
20220077181
Publication date
Mar 10, 2022
Yangtze Memory Technologies Co., Ltd.
Zhen Guo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND STRUCTURE FOR FORMING STAIRS IN THREE-DIMENSIONAL MEMORY...
Publication number
20210249438
Publication date
Aug 12, 2021
YANGTZE MEMORY TECHNOLOGIES CO., LTD.
Xinxin Liu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND STRUCTURE FOR FORMING STAIRS IN THREE-DIMENSIONAL MEMORY...
Publication number
20210134830
Publication date
May 6, 2021
Yangtze Memory Technologies Co., Ltd.
Xinxin Liu
H01 - BASIC ELECTRIC ELEMENTS