FIRSTCHAIR ACOUSTICS CO., LTD.

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Taipei City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Acoustic box structure
- Patent number 9,479,862
- Issue date Oct 25, 2016
- FirstChair Acoustics Co., Ltd.
- Ching-Wen Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loudspeaker
- Patent number 8,867,778
- Issue date Oct 21, 2014
- FirstChair Acoustics Co., Ltd.
- Ching-Wen Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ACOUSTIC BOX STRUCTURE
- Publication number 20160014487
- Publication date Jan 14, 2016
- FirstChair Acoustics Co., Ltd.
- Ching-Wen Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER STRUCTURE
- Publication number 20150350757
- Publication date Dec 3, 2015
- FirstChair Acoustics Co., Ltd.
- Ching-Wen Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER STRUCTURE
- Publication number 20150078605
- Publication date Mar 19, 2015
- FIRSTCHAIR ACOUSTICS CO., LTD.
- CHING-WEN YANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
STRUCTURE OF SPEAKER DRIVER
- Publication number 20150078612
- Publication date Mar 19, 2015
- Ching-Wen Yang
- Ching-Wen Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LOUDSPEAKER
- Publication number 20140133691
- Publication date May 15, 2014
- FIRSTCHAIR ACOUSTICS CO., LTD.
- CHING-WEN YANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Trademarklast 30 trademarks