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Patent applications and USPTO patent grants for Chiang; Hsin-Yuan.The latest application filed is for "headphone sound-generating structure and method of assembling same".
Patent | Date |
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Headphone sound-generating structure and method of assembling same Grant 8,699,740 - Chiang , et al. April 15, 2 | 2014-04-15 |
Headphone Sound-generating Structure And Method Of Assembling Same App 20130022225 - CHIANG; HSIN-YUAN ;   et al. | 2013-01-24 |
Noise-canceling Sound Playing Structure App 20090175463 - Lee; Ping-Yu ;   et al. | 2009-07-09 |
Loudspeaking structure applied on a portable computer App 20040240688 - Chiang, Hsin-Yuan ;   et al. | 2004-12-02 |
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