Shaoyang Yao

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Weifang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Miniature microphone, protection frame thereof and method for manuf...
- Patent number 9,271,435
- Issue date Feb 23, 2016
- Rongguo Yao
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Miniature microphone, protection frame thereof and method for manuf...
- Patent number 8,553,921
- Issue date Oct 8, 2013
- GoerTek Inc.
- Rongguo Yao
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
MINIATURE MICROPHONE, PROTECTION FRAME THEREOF AND METHOD FOR MANUF...
- Publication number 20130104379
- Publication date May 2, 2013
- GOERTEK INC.
- Rongguo Yao
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
MINIATURE MICROPHONE, PROTECTION FRAME THEREOF AND METHOD FOR MANUF...
- Publication number 20110026752
- Publication date Feb 3, 2011
- GEOERTEK INC.
- Rongguo Yao
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR