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Condensed Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($)
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Revenues $ 1,401,207 $ 3,649,410
Cost of sales 816,278 1,515,592
Gross Profit 584,929 2,133,818
Operating expenses:    
General and administrative 2,754,030 1,972,811
Research and development 1,763,142 736,411
Sales and marketing 1,165,829 427,141
Total operating expenses 5,683,001 3,136,363
Loss from operations (5,098,072) (1,002,545)
Other income (expense):    
Interest income (expense) net 152,514 (57,529)
Unrealized gain on investment in equity securities 6,477,682 0
(Loss) gain on change in fair value of warrant liabilities (5,000) 7,780,000
Other income (expense), net (106,762) 340,113
Total other income, net 6,518,434 8,062,584
Net income before provision for income taxes 1,420,362 7,060,039
Provision for income taxes 0 0
Net income 1,420,362 7,060,039
Accrued dividends on Series F Preferred Stock (30,997) (67,651)
Deemed dividends on Series F and G Preferred Stock and Warrants (1,349,483) (1,056,332)
Numerator for basic EPS - net income (loss) available to common stockholders $ 39,882 $ 5,936,056
Net loss per common share - basic (in dollars per share) $ 0 $ 0.51
Net loss per common share - diluted (in dollars per share) $ 0 $ (0.09)
Denominator for basic EPS - weighted average shares (in shares) 53,366,403 11,649,682
Weighted average number of shares outstanding during the period – Diluted (in shares) 57,240,496 20,194,461
Comprehensive income:    
Net income $ 1,420,362 $ 7,060,039
Amortization of unrecognized periodic pension costs 346,908 107,565
Foreign currency cumulative translation adjustment (234,055) (21,779)
Total comprehensive income, net of tax $ 1,533,215 $ 7,145,825