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BALANCE SHEET COMPONENTS - Patent amortization expense (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2022
BALANCE SHEET COMPONENTS |  |
2025 | $ 253,622 |
2026 | 252,481 |
2027 | 246,956 |
2028 | 234,087 |
2029 | 234,087 |
Thereafter | 914,685 |
Scheduled amortization of patents issued | 2,135,918 |
Amortization expense | $ 235,146 | $ 222,836

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