Wu; Chin-Hung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wu; Chin-Hung.The latest application filed is for "portable traffic warning device".
- Wu; Chin-Hung - Changhua TW
- Wu; Chin-Hung - Taipei County TW
- Wu; Chin-Hung - Tu-Cheng TW
- WU; Chin-Hung - Pusin Township TW
- Wu, Chin-Hung - Chungli City TW
| Patent | Date |
|---|---|
| Portable traffic warning device App 20120299719 - Wu; Chin-Hung | 2012-11-29 |
| Electronic device with a speaker Grant 8,111,867 - Wu February 7, 2 | 2012-02-07 |
| Electronic device with a speaker Grant 8,023,681 - Wu , et al. September 20, 2 | 2011-09-20 |
| Cigarette Box Structure Capable Of Collecting Cigarette Ashes And Cigarette Buds App 20100313899 - WU; Chin-Hung | 2010-12-16 |
| Spring contact structure and electronic device using same Grant 7,744,384 - Wu June 29, 2 | 2010-06-29 |
| Electronic Device With A Speaker App 20090290744 - WU; CHIN-HUNG ; et al. | 2009-11-26 |
| Electronic Device With A Speaker App 20090169046 - WU; CHIN-HUNG | 2009-07-02 |
| Spring Contact Structure And Electronic Device Using Same App 20090170353 - WU; CHIN-HUNG | 2009-07-02 |
| Refractory material App 20040134386 - Chang, Shun-Chi ; et al. | 2004-07-15 |
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