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Note 5 - Intangible Assets, Net - Intangible Assets, Net (Details) - USD ($) | Feb. 28, 2023 | Aug. 31, 2022
--- | --- | ---
Patents and trademarks | $ 9,642,678 | $ 9,572,655
Patents and trademarks | (3,233,650) | (2,938,777)
Patents and trademarks | 6,409,028 | 6,633,878
Patents and Trademarks [Member] |  |
Patents and trademarks | 3,295,678 | 3,225,655
Patents and trademarks | (2,598,950) | (2,515,644)
Patents and trademarks | 696,728 | 710,011
Customer Relationships [Member] |  |
Patents and trademarks | 6,347,000 | 6,347,000
Patents and trademarks | (634,700) | (423,133)
Patents and trademarks | $ 5,712,300 | $ 5,923,867

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