Zhengrong CHEN

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Patents Grantslast 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
Manufacturing method for shielded gate trench device
- Patent number 10,943,994
- Issue date Mar 9, 2021
- Shanhai Huahong Grace Semiconductor Manufacturing Corporation
- Yulong Yang
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor Structure and Method for Forming the Same
- Publication number 20240030279
- Publication date Jan 25, 2024
- Hua Hong Semiconductor (Wuxi) Limited
- Zhengrong CHEN
- 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
INTERLAYER DIELECTRIC LAYER STRUCTURE FOR POWER MOS DEVICE AND METH...
- Publication number 20220028984
- Publication date Jan 27, 2022
- Hua Hong Semiconductor (Wuxi) Limited
- Xiuyong LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MANUFACTURING METHOD FOR SHIELDED GATE TRENCH DEVICE
- Publication number 20200295159
- Publication date Sep 17, 2020
- Shanghai Huahong Grace Semiconductor Manufacturing Corporation
- Yulong YANG
- H01 - BASIC ELECTRIC ELEMENTS