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Patent applications and USPTO patent grants for Trewern; David.The latest application filed is for "a method and system for operating a hydrofoil board".
Patent | Date |
---|---|
Method and system for operating a hydrofoil board Grant 11,453,465 - Trewern September 27, 2 | 2022-09-27 |
A Method And System For Operating A Hydrofoil Board App 20210107601 - Trewern; David | 2021-04-15 |
Powered Hydrofoil System App 20200189691 - TREWERN; David | 2020-06-18 |
Module for connecting a mast to a board Grant 10,647,392 - Trewern | 2020-05-12 |
Module for Connecting a Mast to a Board App 20190161148 - Trewern; David | 2019-05-30 |
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