v3.26.1
Condensed Statements of Cash Flows (unaudited) - USD ($)
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Operating Activities    
     Net (loss) income $ (62,300) $ 25,500
     Adjustments to reconcile net (loss) income to net cash provided by operating activities    
           Depreciation and amortization 2,400 1,700
           Stock-based compensation 29,100 23,600
           Amortization of operating lease right of use-building 19,000 19,300
           Inventory reserve (20,100) (4,400)
    (Increase) decrease in assets    
          Accounts receivable (195,300) 55,200
          Inventory 72,900 30,200
          Prepaid and other current assets 57,300 61,600
          Long-term receivables 135,400 96,000
    Increase (decrease) in liabilities    
          Accounts payable 2,900 42,000
          Accrued expenses (48,700) 40,000
          Operating lease liability-current (19,600) (21,000)
          Net cash (used in) provided by operating activities (27,000) 369,700
Investing Activities    
Purchase of fixed assets (13,600) 0
     Net cash used in investing activities (13,600) 0
Financing Activities    
     Issuance of common stock 400,000 0
          Net cash provided by financing activities 400,000 0
Increase in cash and cash equivalents 359,400 369,700
Cash and Cash Equivalents    
     Beginning of period 11,553,600 10,839,700
     End of period $ 11,913,000 $ 11,209,400