Heng-Tzu TSENG

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Taoyuan County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Speaker enclosure and method for fabricating the same
- Patent number 9,131,301
- Issue date Sep 8, 2015
- USHER AUDIO TECHNOLOGY
- Lien-Shui Tsai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SPEAKER ENCLOSURE AND METHOD FOR FABRICATING THE SAME
- Publication number 20150027805
- Publication date Jan 29, 2015
- Usher Audio Technology
- Lien-Shui TSAI
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL