Yen-Chang CHAO

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Taichung City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Method of forming diamond conditioners for CMP process
- Patent number 9,254,548
- Issue date Feb 9, 2016
- Taiwan Semiconductor Manufacturing Co., Ltd.
- Yen-Chang Chao
- B24 - GRINDING POLISHING
Information Patent Grant
Abrasive article, conditioning disk and method for forming abrasive...
- Patent number 9,144,883
- Issue date Sep 29, 2015
- Taiwan Semiconductor Manufacturing Co., Ltd.
- Po-Chun Huang
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF FORMING DIAMOND CONDITIONERS FOR CMP PROCESS
- Publication number 20160114460
- Publication date Apr 28, 2016
- Taiwan Semiconductor Manufacturing Co., LTD
- Yen-Chang CHAO
- B24 - GRINDING POLISHING
Information Patent Application
ABRASIVE ARTICLE, CONDITIONING DISK AND METHOD FOR FORMING ABRASIVE...
- Publication number 20150224624
- Publication date Aug 13, 2015
- Taiwan Semiconductor Manufacturing Co., LTD
- Po-Chun HUANG
- B24 - GRINDING POLISHING
Information Patent Application
METHOD OF FORMING DIAMOND CONDITIONERS FOR CMP PROCESS
- Publication number 20130288582
- Publication date Oct 31, 2013
- Taiwan Semiconductor Manufacturing Co., LTD
- Yen-Chang CHAO
- B24 - GRINDING POLISHING
Information Patent Application
SEMICONDUCTOR MANUFACTURING APPARATUS AND METHOD OF MANUFACTURING S...
- Publication number 20130102152
- Publication date Apr 25, 2013
- Taiwan Semiconductor Manufacturing Company, Ltd.
- Yen-Chang CHAO
- B24 - GRINDING POLISHING