Pi-Chun YU

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Hsinchu, TW

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Patents Grantslast 30 patents

Information Patent Grant
Method for etching etch layer
- Patent number 11,784,065
- Issue date Oct 10, 2023
- Taiwan Semiconductor Manufacturing Co., Ltd
- Manish Kumar Singh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for etching etch layer and wafer etching apparatus
- Patent number 10,283,384
- Issue date May 7, 2019
- Taiwan Semiconductor Manufacturing Co., Ltd
- Manish Kumar Singh
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR ETCHING ETCH LAYER
- Publication number 20230377912
- Publication date Nov 23, 2023
- Taiwan Semiconductor Manufacturing Co., Ltd.
- Manish Kumar SINGH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
WET BENCH PROCESS WITH IN-SITU PRE-TREATMENT OPERATION
- Publication number 20230369056
- Publication date Nov 16, 2023
- Taiwan Semiconductor Manufacturing Company, Ltd.
- Chung-Wei CHANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR ETCHING ETCH LAYER
- Publication number 20190259636
- Publication date Aug 22, 2019
- Taiwan Semiconductor Manufacturing Co., Ltd.
- Manish Kumar SINGH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR ETCHING ETCH LAYER AND WAFER ETCHING APPARATUS
- Publication number 20160314994
- Publication date Oct 27, 2016
- Taiwan Semiconductor Manufacturing Co., Ltd.
- Manish Kumar SINGH
- H01 - BASIC ELECTRIC ELEMENTS