loadpatents
Patent applications and USPTO patent grants for Fu; David Haidong.The latest application filed is for "system for electric load controlling using smart three-way switches".
Patent | Date |
---|---|
Method and apparatus for multifunction audio signal controller Grant 10,911,873 - Fu , et al. February 2, 2 | 2021-02-02 |
System for electric load controlling using smart three-way switches Grant 10,573,471 - Fu , et al. Feb | 2020-02-25 |
System for Electric Load Controlling Using Smart Three-way Switches App 20190066942 - Fu; David Haidong ;   et al. | 2019-02-28 |
Method for providing a network timing reference clock in ethernet-connected VOIP equipment Grant 7,023,883 - Lui , et al. April 4, 2 | 2006-04-04 |
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