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Intangible Assets (Details) - USD ($) | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Intangible Assets |  |
Gross intangible assets | $ 2,525,320 | $ 1,906,243
Intangible assets, net | 2,055,650 | 1,568,903
Patents |  |
Intangible Assets |  |
Gross intangible assets | 1,133,841 | 941,701
Accumulated amortization | (158,516) | (113,975)
Other intangible assets |  |
Intangible Assets |  |
Gross intangible assets | 1,391,479 | 964,542
Accumulated amortization | $ (311,154) | $ (223,365)

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