Cheng Chang

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Shanghai City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Mobile communication apparatus with function for automatically remo...
- Patent number 7,010,324
- Issue date Mar 7, 2006
- Inventec Appliances Corp.
- David Ho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor Wafer Dicing Method
- Publication number 20230402323
- Publication date Dec 14, 2023
- Western Digital Technologies, Inc.
- Zhengjie ZHU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
[MOBILE COMMUNICATION APPARATUS WITH FUNCTION FOR AUTOMATICALLY REM...
- Publication number 20050136974
- Publication date Jun 23, 2005
- David Ho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE