Xun Cheng

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Chengdu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device for electrostatic discharge protection
- Patent number 8,080,832
- Issue date Dec 20, 2011
- PMC-Sierra US, Inc.
- Graeme B. Boyd
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device for latch-up prevention
- Patent number 7,777,248
- Issue date Aug 17, 2010
- PMC-Sierra, Inc.
- Graeme B. Boyd
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Systems and methods for ESD protection
- Patent number 7,719,806
- Issue date May 18, 2010
- PMC-Sierra, Inc.
- Graeme B. Boyd
- H01 - BASIC ELECTRIC ELEMENTS