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Patent applications and USPTO patent grants for Chen; Qianxi.The latest application filed is for "barbeque oven".
Patent | Date |
---|---|
Barbeque Oven App 20150282668 - Zhu; Hongfeng ;   et al. | 2015-10-08 |
Biomass Fuel Simulation Fireplace App 20150184861 - Zhu; Hongfeng ;   et al. | 2015-07-02 |
Biomass Fuel Oven App 20150159879 - Zhu; Hongfeng ;   et al. | 2015-06-11 |
Variable Pitch Fuel Supplier And An Oven For Use With The Same App 20150020790 - Zhu; Hongfeng ;   et al. | 2015-01-22 |
Oven Without Dust Rise App 20140373827 - Zhu; Hongfeng ;   et al. | 2014-12-25 |
Oven Having An Enclosed Heat Exchange Zone App 20140251299 - Zhu; Hongfeng ;   et al. | 2014-09-11 |
Bonfire Oven App 20140238282 - Zhu; Hongfeng ;   et al. | 2014-08-28 |
High Performance Burner App 20140208996 - Zhu; Hongfeng ;   et al. | 2014-07-31 |
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