Cao; Xiao-Feng
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cao; Xiao-Feng.The latest application filed is for "power source circuit efficient in conversion from alternating current to direct current".
- Cao; Xiao-Feng - Shenzhen N/A CN
- CAO; XIAO-FENG - Shenzhen City CN
- Cao; Xiao-Feng - Jhang-Jia-Gang Township CN
| Patent | Date |
|---|---|
| Power source circuit efficient in conversion from alternating current to direct current Grant 8,520,418 - Cao , et al. August 27, 2 | 2013-08-27 |
| Motherboard system having heat dissipating device Grant 8,422,233 - Li , et al. April 16, 2 | 2013-04-16 |
| Power Source Circuit Efficient In Conversion From Alternating Current To Direct Current App 20120188809 - CAO; XIAO-FENG ; et al. | 2012-07-26 |
| Motherboard System Having Heat Dissipating Device App 20120147554 - LI; JI-CHAO ; et al. | 2012-06-14 |
| Weight Trainer App 20070179031 - Chang; Shuo-Hsiu ; et al. | 2007-08-02 |
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