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Patent applications and USPTO patent grants for Huang; Hao-Hui.The latest application filed is for "automatic balance valve control".
Patent | Date |
---|---|
Automatic balance valve control Grant 10,697,650 - Smith , et al. | 2020-06-30 |
Automatic Balance Valve Control App 20180031251 - Smith; Philip John ;   et al. | 2018-02-01 |
Thermostat status notification through a network Grant 7,941,530 - Ha , et al. May 10, 2 | 2011-05-10 |
Determination of the Type of Heaving, Ventilating, and Air Conditioning (HVAC) System App 20100114382 - Ha; Wai-leung ;   et al. | 2010-05-06 |
Thermostat Status Notification Through a Network App 20100100358 - Ha; Wai-leung ;   et al. | 2010-04-22 |
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