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Patents Grants
last 30 patents
Information
Patent Grant
Method for manufacturing IGBT device
Patent number
11,563,103
Issue date
Jan 24, 2023
Hua Hong Semiconductor (Wuxi) Limited
Chao Feng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
IGBT device
Patent number
11,139,391
Issue date
Oct 5, 2021
Shanghai Huahong Grace Semiconductor Manufacturing Corporation
Jiye Yang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Super-junction IGBT device and method for manufacturing same
Patent number
11,133,407
Issue date
Sep 28, 2021
Shanghai Huahong Grace Semiconductor Manufacturing Corporation
Xukun Zhang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Parasitic lateral PNP transistor and manufacturing method thereof
Patent number
8,907,453
Issue date
Dec 9, 2014
Shanghai Hua Nec Electronics Co., Ltd.
Fan Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of filling shallow trenches
Patent number
8,685,830
Issue date
Apr 1, 2014
Shanghai Hua Hong NEC Electronics Co., Ltd.
Fan Chen
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor Structure and Method of Forming the Same
Publication number
20230112037
Publication date
Apr 13, 2023
Shanghai Huahong Grace Semiconductor Manufacturing Corporation
Jia PAN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IGBT DEVICE AND METHOD OF MAKING THE SAME
Publication number
20230101771
Publication date
Mar 30, 2023
Shanghai Huahong Grace Semiconductor Manufacluring Corporation
Jia PAN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING IGBT DEVICE
Publication number
20220069105
Publication date
Mar 3, 2022
Hua Hong Semiconductor (Wuxi) Limited
Chao FENG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING AN IGBT DEVICE
Publication number
20210376117
Publication date
Dec 2, 2021
Shanghai Huahong Grace Semiconductor Manufacturing Corporation
Jia PAN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SUPER-JUNCTION IGBT DEVICE AND METHOD FOR MANUFACTURING SAME
Publication number
20200235230
Publication date
Jul 23, 2020
Shanghai Huahong Grace Semiconductor Manufacturing Corporation
Xukun ZHANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IGBT DEVICE
Publication number
20200219996
Publication date
Jul 9, 2020
Shanghai Huahong Grace Semiconductor Manufacturing Corporation
Jiye YANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF FILLING SHALLOW TRENCHES
Publication number
20130143386
Publication date
Jun 6, 2013
SHANGHAI HUA NEC ELECTRONICS CO., LTD.
Fan Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PARASITIC LATERAL PNP TRANSISTOR AND MANUFACTURING METHOD THEREOF
Publication number
20130119384
Publication date
May 16, 2013
SHANGHAI HUA NEC ELECTRONICS CO., LTD.
Fan Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BIPOLAR TRANSISTOR AND METHOD OF MANUFACTURING THE SAME
Publication number
20130099351
Publication date
Apr 25, 2013
SHANGHAI HUA HONG NEC ELECTRONICS CO., LTD.
Fan Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SiGe HBT and Manufacturing Method Thereof
Publication number
20130099288
Publication date
Apr 25, 2013
SHANGHAI HUA HONG NEC ELECTRONICS CO., LTD.
Fan Chen
H01 - BASIC ELECTRIC ELEMENTS