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Schedule of Patents, Trademark Rights (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]      
Balance $ 1,941,000 $ 1,974,000 $ 1,974,000
Acquisitions     375,000
Abandonments (7)   (190)
Amortization (36,000) $ (19,000) (218,000)
Balance $ 1,898,000   $ 1,941,000