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Note 6 - Patents and Trademarks, Net (Details Textual) - USD ($)
12 Months Ended
Aug. 31, 2022
Aug. 31, 2021
Amortization, Total $ 629,843 $ 203,088
Patents and Trademarks [Member]    
Finite-Lived Intangible Asset, Useful Life (Year) 7 years  
Amortization, Total $ 206,710 $ 203,088
Finite-Lived Intangible Asset, Expected Amortization, Year One 178,000  
Finite-Lived Intangible Asset, Expected Amortization, Year Two 178,000  
Finite-Lived Intangible Asset, Expected Amortization, Year Three 178,000  
Finite-Lived Intangible Asset, Expected Amortization, Year Four $ 178,000