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NOTE 9 — Income Taxes (Details Narrative) - USD ($)
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Income Tax Disclosure [Abstract]      
Deferred Tax Assets, Operating Loss Carryforwards, Domestic $ 21,700,000    
Deferred Tax Assets, Operating Loss Carryforwards, State and Local 23,600,000    
[custom:DeferredTaxAssetsTaxCreditCarryforwardsResearchFederal-0] 400,000    
[custom:DeferredTaxAssetsTaxCreditCarryforwardsResearchStateAndLocal-0] 600,000    
Unrecognized Tax Benefits $ 1,009,000 $ 1,016,000 $ 1,153,000