Shih-Pu Yu

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Taoyuan, TW

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Patents Grantslast 30 patents

Information Patent Grant
Earplug structure and earphone device
- Patent number 10,462,548
- Issue date Oct 29, 2019
- ACOUS DESIGN CO., LTD.
- Shih Chang Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mechanical keypad with touch pad function
- Patent number 8,207,872
- Issue date Jun 26, 2012
- Ichia Technologies, Inc.
- Chin-Chun Huang
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
EARPLUG STRUCTURE AND EARPHONE DEVICE
- Publication number 20180338194
- Publication date Nov 22, 2018
- ACOUS DESIGN CO., LTD.
- Shih Chang YU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MECHANICAL KEYPAD WITH TOUCH PAD FUNCTION
- Publication number 20100309030
- Publication date Dec 9, 2010
- Chin-Chun Huang
- H01 - BASIC ELECTRIC ELEMENTS