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Schedule of Intangible Assets (Details) - USD ($) | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Finite-Lived Intangible Assets [Line Items] |  |
Total | $ 178,000 | $ 241,000
Patents [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Patent costs, subject to amortization | 768,000 | 768,000
Less: accumulated amortization | (714,000) | (651,000)
Total | 54,000 | 117,000
Trademarks [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Total | $ 124,000 | $ 124,000

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