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Note 2 – Summary of Significant Accounting Policies (Details Narrative) - USD ($)
12 Months Ended
Apr. 30, 2024
Apr. 30, 2023
Accounting Policies [Abstract]    
Cash $ 6,067,169 $ 3,173,649
Interest and Dividend Income, Securities, Operating, Other 0 151,671
Equity Method Investment, Other than Temporary Impairment 11,353,875
Contract with Customer, Liability, Current 53,939 155,986
Contract with Customer, Asset, before Allowance for Credit Loss, Current 1,477,859 0
Standard Product Warranty Accrual, Current 372,000 90,000
[custom:DifferenceBetweenComprehensiveLossAndNetLoss] 865,738 609,155
Debt Securities, Available-for-Sale, Unrealized Gain (Loss) 864,165 610,129
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax, Portion Attributable to Parent 1,573 974
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent (21,526,696) (26,376,643)
Net Cash Provided by (Used in) Operating Activities, Continuing Operations (17,687,063) $ (24,313,674)
Banking Regulation, Total Capital, Actual $ 18,746,419