Chieh-Han LEE

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Taipei City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Chemical mechanical polishing system
- Patent number 10,265,829
- Issue date Apr 23, 2019
- Taiwan Semiconductor Manufacturing Co., Ltd
- Yu-Yi Tsai
- B24 - GRINDING POLISHING
Information Patent Grant
Document-feeding roller mechanism and printing apparatus having the...
- Patent number 8,622,641
- Issue date Jan 7, 2014
- Lite-On Electronics (Guangzhou) Limited
- Chieh-Hung Lee
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR POLISHING WAFER
- Publication number 20190247974
- Publication date Aug 15, 2019
- Taiwan Semiconductor Manufacturing Co., Ltd.
- Yu-Yi TSAI
- B24 - GRINDING POLISHING
Information Patent Application
CHEMICAL MECHANICAL POLISHING SYSTEM AND METHOD FOR POLISHING WAFER
- Publication number 20170120414
- Publication date May 4, 2017
- Taiwan Semiconductor Manufacturing Co., Ltd.
- Yu-Yi TSAI
- B24 - GRINDING POLISHING
Information Patent Application
DOCUMENT-FEEDING ROLLER MECHANISM AND PRINTING APPARATUS HAVING THE...
- Publication number 20120288317
- Publication date Nov 15, 2012
- LITE-ON TECHNOLOGY CORP.
- CHIEH-HUNG LEE
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS