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Note G - Intangibles, Net - Summary of Patents (Details) - USD ($) | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Patents, cost | $ 1,377,863 | $ 1,377,863
Patents, accumulated amortization | (1,199,227) | (1,149,907)
Patents-foundation intellectual property | 178,636 | 227,956
Foundation Intellectual Property Patents [Member] |  |
Patents, cost | 1,377,863 | 1,377,863
Patents, accumulated amortization | (1,199,227) | (1,149,907)
Patents-foundation intellectual property | $ 178,636 | $ 227,956

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